Hf antenna switch box. Inteligent band decoder and antenna memory.

Hf antenna switch box A quick accidental side yank on one of the antenna cables and the SMA connector tore off the board. ) Here is why the AS-603A is a fantastic Automatic Smart Switch: The selected radio’s frequency information is read by the AS-603 and it automatically switches to the last memorized antenna port selection for that frequency range. I installed the HAMPLUS AS-603A antenna switch on my Elecraft K-Line rig. More details. 0 out of 5 stars The EA4TX AS2x6 Remote Antenna Switch lets you remotely switch up to six HF antennas onto two different coaxial cables for two separate radios, ideal for TW-102BLUE 2 Position Coaxial Switch for 144/440MHz HAM CB or HF/VHF/UHF Radio UHF Female (SO-239) Connector Plated NI Supports up to 8 Antennas – Reduce feedline costs by only running a single coaxial cable out to your antenna farm. Select 1 of 6 antennas . At the same time, suitable The SI-28 Switch Interface provides a complete interface between all ShackLAN antenna switch controllers and switches from DX Engineering, Ameritron, 4O3A, Array Solutions and others. It can select from 6 antennas and 3 radios. $74. The current antenna is connected back to my shack with a run of LMR-400 The 2000SW switch is controlled via 4-bit parallel BCD code input commands (e. DC power and control signals - no power/control cable needed. 10 dB and excellent HF through UHF performance. It even took the mismatch in the remote antenna switch transmitting on the wrong band. 3 SO-239 inputs PL-259 Connectors. Beverage antenna components; Loops antenna components; Receive Arrays; Receive relay switch; Receive preamplifiers with LPF, BPF and custom filters; Control consoles Combo box of filters 1500W DX Series I , PerfoBox Number of antenna positions: 4; Loss at 30MHz: Less than 0. VSWR is less than 1. or 1702C MFJ1702C MFJ-1702 MFJ1702 Original MFJ Enterprises HF/VHF/UHF 2 Position Antenna Switch with Lightning Protector. 5MHz – 30MHz Frequency Range: CA4034 4 RAAS-4a: 4 Position Remote Automatic Antenna Switch Kit. be/ZnrFHNFePfk#SwitchAntennaSelector#SwitchAntenna#SwitchAntena2in1 P J Box. Skip to main Satellite HF radio/antenna switch. 5 . The DC power used by the switch is injected into the coax power using a Bias T. Power hand P J Box. 1702C MFJ1702C MFJ-1702 MFJ1702 Original MFJ Enterprises HF/VHF/UHF 2 Position Antenna Switch with Lightning Protector. 4-Way 4:1 Coax Remote Antenna Switch KIT SO-239 1. Unused terminals are grounded . This ham radio kit is managing SDR and Transceiver audio paths with an adjustable delay. 5 to 60 MHz; Impedance: 50 Ohms; Power Capability: 2500 Watts average continuous; Antenna select time: 50ms; Power requirements: 120 VAC 50/60 Hz at 5 Watts. When the power supply are disconected, all inputs are connected to ground. (15) 15 product ratings - MFJ-1701 6 POSITION HF ANTENNA SWITCH. The total cost to rebuild the RCS-4 switch box was approximately $47 versus $199 for an entirely new RCS-4. Connectors: SO-239; Control Box: 6 ⅛" x 5 ¼" x 3 ⅜" Switch Box: 5 ⅜" x 7" x 3" Buy 4-Way 4:1 Coax Remote Antenna Switch KIT SO-239 1. Skip to Main Content. $79. Add to cart Details. Connectors: SO-239; Control Box: 6 ⅛" x 5 ¼" x 3 ⅜" Switch Box: 5 ⅜" x 7" x 3" For antennae that are not selected or when the power is off, the switch box grounds all the antennas; it prevents static buildup. 02:1) • Insertion Loss – negligible • Isolation 90 to 70dB+1 to 30 MHz, 65 dB 50 MHz The usual set-up has one Array Solutions Remote Antenna Switch control box, which is manually Control box is 2. 95. com FREE DELIVERY possible on eligible purchases. But when i have it inline my swr goes up to 1. Less Cost. We are committed to providing the widest selection, competitive pricing and quality service. FREE delivery Dec 10 Box Office Mojo Find Movie Box Office Data : Goodreads Book This is where you can shop for amateur radios, accessories, antennas, WiFi/ mobile radio antennas, cables etc. 85. Get Equipped. Additionally, it is equipped with a brass ARC plug for surge suppression, providing added protection against HF Amateur Radio DIY for contesting antenna switch system SO2R connected two radios 2x6 2x8 band decoder control PCB build your own connect to N1MM+ logging. 6 out of 5 an actual build. 2000 Watts PEP. Recommended for the MFJ-1708B-SDR, SDR RF SENSING Vehicle HF Loop Antenna Download Brochure The TSE-ANT-VEHHF-OTM is a compact HF antenna for on-the-move vehicular platforms from 2 to 30 MHz. Two operating mode: manual and automatic. Switch Impedance: 50 ohms . C Ameritron`s Remote Coax Switch lets you remotely switch up to eight HF antennas so you can replace 8 coax feedlines with a single coax. 7 x Hofi HO 600 Antenna Switch, Hofi 605. Includes the AS1x6 antenna switch and its RemoteBox1x6 controller. 99 $ 57. So far its working. 2 out of This assumes one of the receivers is not sending crap harmonics or noise over the antenna line. I have several antennas for HF and 6M that all connect to the same amplifier in the shack, These switches have a low-loss micro-strip cavity design, positive detent switching, master antenna ground function, a front panel removable arc-plug surge protection module, The antenna switch is housed in a black plastic box of palm size. Software selection of Yaesu or Elecraft BCD for any HF band, or ICOM voltage band data for major bands, HF Amateur Radio DIY for contesting antenna switch system SO2R connected two radios 2x6 2x8 band decoder control PCB build your own connect to N1MM+ logging. 64. 99 $ 74. It comprises two units: a Switch Box Although note that if using low power a lossy switch won't complain by arcing but it may still be losing valuable watts. The Alpha Delta 4B is a versatile 4-way position SO-239 switch designed for use up to 500MHz. Covered by MFJ one year limited warranty. Standard SO-239 connectors are used for HF input and output, having less than 0. 2:1@220MHz)(2m 1. link to purchasehttps://hamcables. 97. 15. 2 from DC to 250 MHz and less than 0. co. Note: It is TW-102BLUE 2 Position Coaxial Switch for 144/440MHz HAM CB or HF/VHF/UHF Radio UHF Female (SO-239) Connector Plated NI. more info. The other end of the secondary goes to the antenna. FlexRadio Genius products allow one radio tuner, amplifier and antenna switch to do the work of more than twice as much gear. 3), Box complete - 4 ch HF antenna switch box - Free download as PDF File (. There is no need to run long wires from your radioshack to the antenna. Meanwhile, reverse usage is applicable on all 4 RF ports. Box says 2. 17. With SO-239 inputs That Accept Cables Having Regular PL-259 Connectors. $57. Antenna Analysers 41 items; Antenna Switches/Splitters 63 items; Antenna Tuners (ATU) 115 items; Baluns/Traps/Ferrites 87 items; Counterpoise/Ground Plane Kits 13 items; Dummy Loads 6 items; Duplexers & Triplexers 46 items; Filters 20 items; Lightning Arrestors 17 items; Masts/Poles/Tripods 77 items; Power/SWR Meters 99 items Buy ham radio antenna switch products and get the best deals at the lowest prices on eBay! OPEK CX-301U 3 Way SO239 PL Antenna Switch Coax HF VHF UHF CB Ham Radio NEW BOXE. Software selection of Yaesu or Elecraft BCD for any HF band, or ICOM voltage band data for major bands, construction of a remote Wi-Fi Antenna Switch for HF that is an order of magnitude more economical than any wireless remote switch available today. Only 20 left in stock - order soon. It: Controls an off-the-shelf multi-port remote antenna It was great to see that the figures with the Russian caps were pretty well much the same when compared to the junk box test caps. MFJ Enterprises Inc Our Brands: Important Information. It s perfect for switching from HF to VHF -- no more unplugging coaxial lines from your antennas The compact 4W x 2 5/8H x 1 1/2D inch Outside Switch Box is fully enclosed and For antennae that are not selected or when the power is off, the switch box grounds all the antennas; it prevents static buildup. You may replace 8 coax feedlines with a single coax! Eliminate a tangle of troublesome coax and have It allows selecting one of 6 antennas for each band without affecting other receivers. Eliminate a tangle of troublesome coax and have a simple and near installation with just a single coax feedline! Power off bypass sets the transceiver to the antenna; Adjustable receive delay 50ms to 4 seconds. 8MHz-60MHz 500W PEP. 1 dB loss at 150 TW-102BLUE 2 Position Coaxial Switch for 144/440MHz HAM CB or HF/VHF/UHF Radio UHF Female (SO-239) Connector Plated NI Antenna Switch with 12 inputs by four output remotely controlled. 5kw PEP, 2500watts peak power capacity, excellent! Well worth the extra price for this extra power capacity! Read more. The RCS-10 consists of two units, the weatherproof switching box that m. Whilst testing a super QRO Vortex commercial antenna for a customer, we had the chance to use a 20kw I has been in use in several HF solid state amplifiers as well in sever tube amplifiers for HF. g. $24. ALPHA DELTA 4B COAXIAL ANTENNA SWITCH HF VHF UHF HF VHF UHF. This allows you to use a separate receive antenna and transmit antenna allowing the versatility of specialized receive antennas such as receiving loops or low noise receive antennas and general-purpose transmitting antennas. Eliminate a tangle of troublesome coax and have a simple and near installation with just a single coax feedline! The RCS-10 consists of two units, the weatherproof switching box that m. 250 wide by 2. 5:1 at the tuner input (typically below 1. 99 $ 79. DIY KIT for Antenna 8 to 1 switch up to 1500W; HF Power Splitter (2 ports) RX antenna switch 4 to 1 with preamplifier 15dB; RX Audite – SDR splitter/switch; YCCC Hi-Z preamplifier box; Contact Us; Downloads; Payment; Shipping information; Receive antennas. x 6 Radios US$ 1. 250 (W) x 3. The coaxial connectors are the UHF type (SO-239) or N type for remote control. SWR: ≤ 1. 39. 250 x 3. This allows condensation to escape. For Ham CB 2 way. 6. The Series 600 switches are rated to 150 MHz handling up to 3000W on HF and 1000W at 145 MHz. Remote control. 5kW * Range 1 - 30MHz * Two units* With lightning protection* Mast clamps 38mm * Control input 230V AC* Control output 12V + RF * Remote box 170 x 130 x 5mm. ASW-2 E (-€ 15. When it senses RF power on RTX input (max. Plus, they handle 2,000 watts SSB and 1,000 CW. Contact Info Frederick R. 5 kW. 00 – Plenty in Stock! Optional USB Interface: $40. MFJ-1702C MFJ1702C MFJ-1702 MFJ1702 Original MFJ Enterprises HF/VHF/UHF 2 Position Antenna Switch with Lightning Protector. The RCS-8V consists of two units, the weatherproof switching box that mountson your tower or mast and the control unit that’s placed at your operating station. MFJ-1702 Antenna Switch, HF/VHF/UHF, 2-pos. P. Some amateurs use remote antenna switches but we'll discuss those in a later post. These 6-position antenna switches can be used for either 50 to 75 ohm systems. This is a very compact HF,VHF,UHF antenna system that is quick and easy to deploy. Sign in or Create an Account. Last one. Here is one that gets over 65dB of isolation with a pair of $3 power relays. The MFJ-4712 2-position Remote Antenna Switch uses a single coax feedline to feed two antennas. A good earth ground connection is required for maximum surge protection. For 100W of HF RF power, I would suggest you to use a porcelain switch. £47. Currently unavailable. pdf) or view presentation slides online. Sharmans CO-201A Antenna Switch. 1 out of 5 stars. SDR Transceiver 100W Antenna TR Switch DC 160MHz Aluminum Alloy Box Device with TW-102BLUE 2 Position Coaxial Switch for 144/440MHz HAM CB or HF/VHF/UHF Radio UHF Female (SO-239) Connector Plated NI. AS-86F Antenna Switch 8 Ant. 3. com/custlink/KmKyiNDBIrcoupon:BG57SDR pri mounted vertical HF slot antenna that overcomes the shortcomings and outperform other verticals of the same size, in the same location. and more. Cart 0. How I've got it constructed is by using a 2x3 plastic project box. com: OPEK CX-5 Coaxial Antenna Switch 1KW PEP Rated 3 Position : Anteenna TW-103 3 Position Coaxial Switch for 144/440MHz HAM CB or HF/VHF/UHF Radio UHF Female (SO-239) Connector Plated Golden 122. Designed primarily for the HF contester the antenna switching system will easily allow two radios to be connected to any of six Use parts from your junk box It also allows your SDR and Transceiver to share the same HF antenna. Box Office Mojo Find Movie Box Office Data : Goodreads Book reviews & recommendations P J Box. There are five SMA ports for RF, and one DC port. RK-OPEK CX5 3 POSITION ANTENNA COAX COAXIAL SWITCH w/SO-239 1KW CB HAM RADIO. 97 $ 48. Remotely Operated HF Antenna Switches . Hofi HO 600 Remote Coax Switch. 28. Vehicle HF Loop Antenna Download Brochure The TSE-ANT-VEHHF-OTM is a compact HF antenna for on-the-move vehicular platforms from 2 to 30 MHz. Simplifies feedline runs to multiple antennas – one long feedline to your antenna farm, then short runs from the remote relay box to each antenna. 08:1, 6m 1. 15 $ 57. Store / ACCESSORIES AND MORE / ACCESSORIES FOR SDR. When it senses RF power on RTX (max. I've been trying my hand at building an antenna switch box. 48 shipping. 998,00. It should work like this: the inputs (radio) and the outputs (antennas) are set in any combination of the 8 connectors. Click & Collect (£47. Purchase here: https://www. A range of scalable, modular products covers all input – output requirements. 40. Ham radio equipment focused to receiving antenna, preamplifiers, n-way splitters, protections, common-mode filters and much more. Xmit Capability from 1 - 500Mhz. There are five SMA ports for RF, and one the antenna swtich was designed to assist with antenna comparisons mande with a ip56 rated box. Specification: Size: Width 35,5cm – Height 4,5cm – Deep 18cm: Power Supply: The Remote Switch box was mounted to the ground rod outside the shack and the antennas were connected. Shop Antenna Switch Control Consoles at DX Engineering. 125 in. be/ZnrFHNFePfk#SwitchAntennaSelector#SwitchAntenna#SwitchAntena2in1 Here we take a look at a cheap and easy way to add a panadapter to ANY HF radio. The relays I am using can switch 240 volts, 10 amps, which is more than enough to switch from one antenna to the other accidentally while transmitting P J Box. Use RF sensing with adjustable delay or PTT line. 95) In stock: 3 available. SO-239 connectors. The MFJ-1707B has a Stripline PCB reducing the Antenna Switch with 12 inputs by four output remotely controlled. 8MHz GOOZEEZOO Radio Antennas JPC-12 HF Antennas for Ham Radio with Slide Regulator 7MHz-50MHz All Band Hf Vertical Antenna 40m-6m With a little handy work adding a weather tight box and some cable you have e very nice remote switch with all the hard work already done for you The Ameritron Remote Antenna RCS-8VLX 5-way Remote Coax Switch (SO-239) with lightning protection,* 5-way * Connectors SO-239* Power 2. Anyway here's some manual coax switch ideas to get you started. Power Cables/Leads; Power/Charging Cradles; We offer essential HF receive antenna system devices, including our splitter/combiner, 2-port receiving antenna switch, feedpoint voltage coupler, preamplifiers, and more. Free Shipping - EA4TX RemoteBox Universal Antenna Switch Controllers with qualifying orders of $99. This means that completely different antennas that properly cover different band segments are easily and automatically selected by simply changing the It is intended for HF operation, 160 through 6 meters, and can handle 1. 5MHz to 30MHz. high by 1. Inter-contact connections shown Ag are kept as short as possible using 14# silver plated wire. SOLD OUT - preparing new version. 8 - 60MHz (Useable to 150MHz), * Power rating 1500W, * 50/75 Ohm, * Outside box fully enclosed & weather protected, * SO-239 connectors, * Stainless steel bracket with U-bolt for SWITCH BOX RF & AF - RX/TX Automatic Exchanger (100 W) and switches your antenna from receive to transmit path using a relay. € 88. Contact Us ; Antenna: Wire antennas and/or multi-band vertical. 1000 Watt We offer essential HF receive antenna system devices, including our splitter/combiner, 2-port receiving antenna switch, feedpoint voltage coupler, preamplifiers, and more. Data diperbaharui pada Ameritron`s Remote Coax Switch lets you remotely switch up to eight HF antennas so you can replace 8 coax feedlines with a single coax. With its compact design and user-friendly interface, it is a popular choice among amateur radio operators and CB enthusiasts. It is designed to provide superior Near Vertical Incident Skywave (NVIS) performance at distances from 0 to 500 km and allows continuous communications in ground-wave, NVIS and s 2 Position Remote Antenna Switch MFJ 2-position remote antenna switch uses single coax feedline to feed two antennas, DC power and control signals -- no power/control cable needed. 75 out of 5 stars. The most important thing though, is that the goal of this project was achieved. Box 42 Summitville, TN 37382 United States. MFJ’s 4726 Desktop/Remote 6-Position Antenna/Transceiver Switch is a multifunction device that it’s two MFJ-4716s in a single box. 100W), the antenna is connected to RTX input and the Antenna: Wire antennas and/or multi-band vertical. RF Sensing for radios that do not have a keying output when trans Ameritron`s Remote Coax Switch lets you remotely switch up to eight HF antennas so you can replace 8 coax feedlines with a single coax. M/M combine. 5 dB of insertion loss. It . With a power handling capability of 1kW for HF and 500W for VHF frequencies, this switch supports a wide range of applications. Reliable and high-quality switching element. 375 x 6. 500 (H) x Automatic Antenna Switch with 6 antennas by 3 radios and one linear amplifier. 8MHz GOOZEEZOO Radio Antennas JPC-12 HF Antennas for Ham Radio with Slide Regulator 7MHz-50MHz All Band Hf Vertical Antenna 40m-6m With a little handy work adding a weather tight box and some cable you have e very nice remote switch with all the hard work already done for you I had directly connected the antenna cables to the HMC349 module. Find Antenna Tuners Tuner Bypass Switch and get Free Shipping on Most Orders Over $99 at DX Engineering! Palstar HF-Auto 1800 Watt Automatic Antenna Tuners HF-AUTO Antenna Tuner, Differential, Automatic, Desktop, 1,800 W PEP HF, Open Box - Antenna Tuner, Versa Tuner V, Legal Limit, Manual, Desktop, 1,500 watts, 160-10 meters, TW-102BLUE 2 Position Coaxial Switch for 144/440MHz HAM CB or HF/VHF/UHF Radio UHF Female (SO-239) Connector Plated NI. You can put a 2450 ohm non-inductive carbon resistor across the ground and antenna and put your SWR meter on it to see how it looks. Download Product Manual. Customize your HF receive antenna setup to your specific needs with help from the experts at DX Engineering—shop now! Show Less Harga switch antenna 4 way bx 4 for hf. 5 4. $50. All 4 Way Antenna Switchbox for Amateur Ham Radio, CB, Scanners & Two Way. Eliminate a tangle of troublesome coax and have a simple and near installation with just a single coax feedline! The most important part of an RF switch is of course the switch itself. F connections and DB-25 for remote control. Specification: Size: Width Complete CHA F-LOOP Antenna. With out it inline the needle barely moves across the 40 channels. $48. It features SO239 connectors, ensuring compatibility with standard coaxial cables commonly used in Anteenna TW-103 3 Position Coaxial Switch for 144/440MHz HAM CB or HF/VHF/UHF Radio UHF Female (SO-239) Connector Plated Golden 122. ; Supports up to 4 Antennas – Reduce feedline costs by only running a Antenna switch with 8 inputs by one output remotely controlled. The The ON Sensor determines if the transceiver has been turned ON and, if so, it provides power HF radio/antenna switch. 1000 Watts CW . 4Wx25/8Hx11/2D inch Outside Switch Box is fully enclosed, weather protected. The total The title of the main category is Antenna Switch and it deals mainly with Antenna switch projects. The connection between the two boxes is only Usage ACOM 04AT is a remote automatic antenna tuner for HF + 6 m with integrated four-way antenna switch. Daiwa CS-201A 2 Position Coax Switch 930. 36. For very low frequency use, (~3MHZ or below), using the included 100pF or larger Review Summary For : Array Solutions WX0B BPF-6, 6 way HF bandpass filters in one box; Reviews: 3 MSRP: 535; Description: 6 way HF bandpass filters in one box, 200 watt rating W3NQN designs put onto a single circuit board and box. Accessories: External antenna tuner with built-in wattmeter; audio interface for digital Power off bypass sets the transceiver to the antenna; Adjustable receive delay 50ms to 4 seconds. . 64 $ 40. Switch, 11-16 Vdc, 750 mA, Each. Discontinued! Please check our Used List. Opens in a new window or tab. 25:1 from 1. With this T/R switch you can integrate your transceiver and SDR and have similar or better receive performance than a high grade state of the art transceiver. 5 out of 5 stars 44 ratings | Search this page . 52. It comes in a All the antenna accessories you need without any of the hassle and at a fraction of the cost. ASW-2. Model # RAAS-4a: 4 Position Remote Automatic Antenna Switch Kit NEW! Control from Your PC – Now available with an optional USB interface to your PC for computer control! Comes with a companion Windows Application for computer controlling the switch. All antenna inputs are switched to Antenna switch with 8 inputs by one output remotely controlled. Graphics by G8ODE 17 Feb 2009 iss 1 Get the best deals on ham radio antenna switch when you shop the largest online selection at eBay. Using a 2 port PCB obtained from ebay source, the video shows the wiring and construction of the remotel Just passed my general and am going to put up an HF antenna outside near my current Diamond 2m/70cm vertical. Harga D Antenna CX-201A Coaxial Switch Box Pengganti Antena CX201 CX201A. Part Number: LDG-AT-200PROII. Heavy Duty 2,500 Watt PEP Antenna switch for Ham Radio, CB, Scanners & Two-way. Here we take a look at a cool little antenna switch that is both versatile and super cool as it supports and promotes development within ham radio. Antenna Switches The RCS-8V consists of two units -- the weatherproof switching box that mounts on your tower or mast and the control unit that's Four red leds are bundled to the 4 antenna ports to indicate the switch position. 95 Add to basket Buy it Now The most important part of an RF switch is of course the switch itself. MFJ 1701 Antenna Switches make it easy to switch antennas or transceivers without disconnecting a coaxial line. antenna. When used in combination with A little review and test of my new GM6DX 4 way remote antenna switch. I have plenty of Omron (Ice Cube type) quad relays (12vdc) My plan is to use the relays to break the shield as well as the center conductor for each output. Made in Germany. 73 out of 5 stars Consider an Open Box Item. The 12 volt for the relay box will be injected through the coaxial cable. Non-simultaneous operation. 9%. 5kW. FREE delivery Dec 10 Box Office Mojo Find Movie Box Office Data : Goodreads Book Buy MFJ-1702C MFJ1702C MFJ-1702 MFJ1702 Original MFJ Enterprises HF/VHF/UHF 2 Position Antenna Switch with Lightning Protector: Antennas - Amazon. Accepts any Optional cables with PL-259 connectors. HF switching and matching: BlinkySWR; Self powered accurate QRP SWR/power meter; more info. For Opek CX-5 3 Position 1000W Coaxial Antenna Switch Box w/ SO-239 1Kw CB Ham Radio. 5~57 MHz. Heathkit Model HD-1481 Remote Coaxial Switch Box for Ham Radio Antenna POWERS ON. Fumei CO301M Heavy Duty Wideband Three-Position Coax Switch DC-800MHz Antenna Switch with SO-239 Connectors. Antenna six to one switch - KIT. Free shipping on many items 4:1 coax remote antenna switch SO-239 HF Omron Ham Radio Antenna Switch QRO. Featuring a sturdy construction and high-quality materials, the CX-5 antenna switch ensures excellent signal transmission and HF Beam Antenna Stacking Switch Combos (2) Antenna Switches, Remote (1) Antenna Switches, Remote Combos (1) Computer Radio Interface Cables (1) Get Results; Price Range . The relays I am using can switch 240 volts, 10 amps, which is more than enough to switch from one antenna to the other accidentally while transmitting Most good lightning protection devices are "DC blocked"; they must not be installed in the coaxial cable between the control box and remote switch, where they will block the switch control voltages. A rock-solid, sturdy, die-cast design gives up to an excellent 70 dB isolation. $40. 95 £43. Accepts any Optional Coax Cables with PL-259 Connectors. Product is not in Palstar HF-Auto 1800 Watt Automatic Antenna Tuners HF-AUTO Antenna Tuner, Differential, Automatic, Desktop, 1,800 W PEP HF Automatic, Desktop, 160-6 meters, 5 to 250W SSB/CW, 75W Digital, Two-Position Ant. 8 MHz-150 MHz. Aluminum cabinet painted in the dark gray color, having UHF type (SO-239) connections and DC 14v. High Power antenna switch KIT. I never lost a single relay due to burning contacts. The Series HO 2000 switches are similar, but feature N jacks rather than SO-239s. It is designed to provide superior Near Vertical Incident Skywave (NVIS) Do it yourself! 1) 1pc of double sided trough plated PCB with the solder mask for the HF (short wave) 4:1 antenna switch. SO2R/MO2R RF switching box. 8 - 30 MHz. 2 out of 5 stars. Unused terminals are grounded. Videos. This is a 3 Position Coaxial Antenna. Most good lightning protection devices are "DC blocked"; they must not be installed in the coaxial cable between the control box and remote switch, where they will block the switch control voltages. Inteligent band decoder and antenna memory. Free shipping on many items | Browse your favorite brands | affordable prices. 95 £29. 95 Add to basket Buy it Now; KOMUNICA PWR-SW3M | 3 Way Switch SO239 £ 69. Switched automatically with band decoders or your antenna controller, like the SixPak switch. Model. 3), providing an Free Shipping - EA4TX RemoteBox Universal Antenna Switch Controllers with qualifying orders of $99. C Usage ACOM 06AT is an automatic antenna tuner for HF + 6 m with integrated four-way antenna switch. Maximum power: 1000 W . FREE delivery w/ANT in/Out & Channel Switch for VCRs DVD Bule-ray Players Fire Stick PS3 PS4 TV Tuner Satellite Set-top Cable Box AV Video to Analog NTSC Coaxial TV. The system uses a control box with a rotary switch and a separate splitting box with bandpass filters for 3 Way Transceiver Antenna switchbox can be used as either 3 radios to 1 antenna, or 3 antennas switched to 1 radio. 4Wx25/8Hx11/2D inch Outside Switch Box is fully enclosed, weather ACOM ASW-120 Remote Antenna Switch and Selector Sets contain two essential components: This combination system provides complete antenna selection automation when interfaced with the Acom 2000A Automatic HF Linear Amplifier, or it may be used as a manually or PC controlled antenna switching system. Regular price £199. ca. Brand: MFJ. Home OPEK CX-5 Antenna Switch 3 Position 1000 Watt Antenna Switch SO-239 PL259. Get instant savings on HF, VHF and UHF Antenna Switch with 6 inputs by 2 output remotely controlled. MFJ 1701 Antenna Switches. $18. Add A DIY WiFi controlled remote antenna switch project. Harga Diamond Antenna CX210 Switch 2 Antena Ori Heavy Duty CX-210 HT Rig. Rp1. 075. Hi Power Antenna Switch for Amateur/CB/Two-Way Radios - 4 Position. I also run a remote antenna switch with these relays some 50M away in my garden. BNC Manual Switch Box Composite Audio,Video CCTV Camera Selector RG59 Coaxial. 000. The ESP8266 Wi-Fi Micro-Controller Module: A Little Wonder Antenna Analysers 41 items; Antenna Switches/Splitters 63 items; Antenna Tuners (ATU) 115 items; Baluns/Traps/Ferrites 87 items; Counterpoise/Ground Plane Kits 13 items; Dummy Loads 6 items; Duplexers & Triplexers 46 items; Filters 20 items; Lightning Arrestors 17 items; Masts/Poles/Tripods 77 items; Power/SWR Meters 99 items A heavy duty Amateur quality antenna switch with heavy cast body. A remote-relay switch box, Figure 11-3 permits the user to remotely reverse one of the loops, thereby rotating the Pacific Antenna - Easy TR Switch Kit Description The kit is supplied with a 47pF capacitor for C1 and for most HF applications, this will work well. The resource has been on our site since Tuesday Sep 9 2008, and it has been viewed 4760 times. Also, currently supported by RemoteHams. Automatic operation compatible with: ELECRAFT, The most important part of an RF switch is of course the switch itself. This could be tested by yourself quite easily. com QTH: EN70wr OPEK CX-5 Antenna Switch 3 Position 1000 Watt Antenna Switch SO-239 PL259 3 Way Antenna Switch for Amateur Ham CB Marine VHF HF UHF Radio Uses. Rp860. Ameritron RCS-10 Remote Coax Switches RCS-10 AME-RCS-10. You can also plug in an antenna tuner, wattmeter, Recommended for the MFJ-1700C, ANT/XMTR SWITCH, 6P, HF, 2kW. 1dB; VSWR: 1. Aluminum cabinet painted in the dark gray color, having UHF type (SO-239) for the R. When you are using an antenna switch box as it is intended, to select from two or more antennas for a single transceiver, With poor RF isolation of 42dB at HF frequencies and completely lacking a center conductor ground at the unused connectors it isn’t even an ideal antenna switch. Regular price £43. Integration capabilities. 100W), the antenna is connected to RTX input and the AS-62 HF 6m Antenna Switch for two Radios and six Antennas quantity. 1kW 0-500Mhz Xmit Switch Either 1 Radio with up to 3 Antennas, The 12 volt for the relay box will be injected through the coaxial cable. Teflon(R) SO-239 connectors. Frequency range: DC ~ 500 MHz . More results. HF Propagation HF radio provides relatively inexpensive and reliable local, regional, Tuning Capacitor Box (a). This assumes one of the receivers is not sending crap harmonics or noise over the antenna line. All Review Summary For : MFJ-4712 2 Position Remote Antenna Switch; Reviews: 11 MSRP: 79. Customize your Smarter Shopping, Better Living! 0 We carry antenna switches with robust power ratings that eliminate crosstalk and interference caused by strong signals on other ports. Dimensions: 3. The antenna switch is housed in a black plastic box of palm size. It can handle power up to 2kW, making it suitable for various applications. com/custlink/KmKyiNDBIrcoupon:BG57SDR pri Switch. 5 out of 5 stars. I also have a delta loop for 50MHz. 00 £199. The ASW-2 Antenna Switch-Box. 8MHz-30MHz tested) VineTech HAMAMP | HF Automatic Antenna Switch Read more; Komunica PWR-SW4MPL | 4-Way SO-239 Antenna Switch £ 89. Description Additional information Description. Join our E-mail list & receive your FREE MFJ-3302 book:"73 dipole & Long Wire Antennas". 95; Description: MFJ 2-position remote antenna switch uses single coax feedline to feed two antennas, DC power and control signals -- no power/control cable needed. Right, or clockwise, decreases HF Vertical Antennas and Packages (9) HF Transmit Four Square Hybrid Units (5) HF Transmit Four Square Systems (5) Control and Non-RF Cables (4) HF Beam Antenna Stacking Switch FilterMax IV - 6 W3NQN Bandpass Filters In ONE Compact BOX with removable and replaceable filters; New BandPasser II model AS-419 economical 6 band automatic or manual 100 Watt this video is how to make an antenna selector switch*Indonesian Foodhttps://youtu. $80. Amazon. Ameritron RCS-10 Remote Coax Switches remotely switch up to eight HF antennas. It is limited in its power handling and frequency bandwidth, but I believe it is of great use for most Amateur Radio operators. All unused inputs are automatically connected to ground. 95 $ 24. Home CB Radio CB Radios CB - SWR METERS - MATCHERS OPEK CX-301U 3 Way SO239 PL Antenna Switch Coax HF VHF UHF CB Ham Radio. Non-Blocking; Full The CommAudit Range of HF Switch Matrix comes in several variants, all are Rack Mounted and work in the 1. RAAS-8a: 8 Position Remote Automatic Antenna Switch Kit. Add to cart-Remove. 6 out of 5 Includes the AS1x6 antenna switch and its RemoteBox1x6 controller. So far it received 5 votes for a total score Antenna Switch Positions: 2-port Switch Impedance: 50 ohms Connector: UHF Female (SO-239) High Strength Solder Connections Built In ARC-Plug (tm) Surge Protector designed for low loss performance Size : 5. Designed primarily for the HF contester the antenna switching system will easily allow two radios to be connected to any of six Use parts from your junk box Ameritron`s Remote Coax Switch lets you remotely switch up to eight HF antennas so you can replace 8 coax feedlines with a single coax. Connector Option ANTENNA is the RF connector that goes to the main HF Antenna that is used for Transmitting. 3 Position TV Antenna, AUX, Satellite, Cable TV Switch Box. I am able to switch the antenna to whatever rig I want at the flip of a switch. Looks similar to the CS201 above but the switch has a much more positive feel to it. A replacement board and some quick wiring and Here we take a look at a cheap and easy way to add a panadapter to ANY HF radio. 95. * Frequency coverage 1. 00; one long feedline to your antenna farm, then short runs from the remote relay box to You can get decent isolation for HF and with careful design, up to 2 meters, by using 2 relays. HF/VHF/UHF compatible. , from ACOM 2000S automatic antenna selector). Heay Duty Metal Shielded Design! Built in The MFJ-4713 Remote Antenna Switch is designed to simplify your antenna setup by allowing you to connect up to four antennas using just one coaxial cable. Rated 2,500 Watts pep. That says you can switch one antenna to four receivers. An easy and inexpensive antenna coax switch for antennas using the S0-239 connectors. Antenna splitter RX (1-50 MHz, BNC) The EME222 SDR Receiver Antenna Switch has been designed to allow an SDR or additional Receiver to be used in conjunction with a HF to 6m Radio Transceiver. Di Pole & Halo Loop Antennas ; HF Magnetic Loop & Loop Tuners; Handheld and QRP Antennas; Mobile Amateur Antennas; Active Antennas; Switch Mode PSU; Power Cables, Batteries & Associated. Part Number: HPY-AS-61WL. 1:04 . 1. CO201A. 7 -2. 1kW 0-500Mhz Sign in or Create an Account Antenna Analysers 42 items; Antenna Switches/Splitters 63 items; Antenna Tuners (ATU) 115 items; Baluns/Traps/Ferrites 87 items; Counterpoise/Ground Plane Kits 13 items; Dummy Loads 6 items; Duplexers & Triplexers 46 items; Filters 20 items; Lightning Arrestors 17 items; Masts/Poles/Tripods 79 items; Power/SWR Meters 99 items Ham radio equipment focused to receiving antenna, preamplifiers, n-way splitters, protections, common-mode filters and much more. 50. Technical Specifications Impedance: 50Ω Frequency range: D -160MHz Maximum TX power: 100W RF sense threshold:<10mW (1. Suitable for all mmcx mdf camera, radio receiver, antenna switch, hf adapter and so on. Box Office Mojo Find Movie Box Office Data: Goodreads Book reviews & recommendations : IMDb MFJ 4-Position Remote Antenna Switch The MFJ-4713 Remote Antenna Switch is designed to simplify your antenna setup by allowing you to connect up to four antennas using just one coaxial cable. I have used this with 5 HF antennas since about 2006. AS-1702 2-Position HF/VHF/UHF Antenna Switch with SO-239 Connectors 2. It comprises two units: a Switch Box that goes near your antennas and a Get the best deals on ham radio antenna switch when you shop the largest online selection at eBay. All antennas and radios are switched to ground when not in use. This Remote Coax Switch lets you remotely using your home WiFi, switch up to four HF antennas. Click & Collect. Menu. If that does not work then just buy a simple 3 way antenna switch - the antenna goes to the main input, the 3 switched outputs to each receiver. Select 1 of 6 antennas. 5 dB of Ameritron RCS-10 Remote Coax Switches remotely switch up to eight HF antennas. The layout is not critical, and a water-proofed plastic box should be used. My Icom IC7300 only has one antenna socket and I want to be a Antenna Switch Connector Type: UHF female, SO-239 . Only MFJ RF Sense Transmit/Reveive Switch Replaced the MFJ-1708 Switches your antenna from receiver to transmitter using a relay. Aluminum cabinet painted in the dark gray color AS-1204F HF 6m Antenna Switch 12 Ant x 4 Radios quantity. Rp450. AS-603A Automatic HF 6m Antenna Switch 6×3 Six position antenna switch . £41. 4. There are two independent boxes, one for the antenna switch that is near the antennas, AS-61RL, and another box with the Push Buttons for the selection of the antennas and the Radios, RC-603RL, that is next to the Radio. Search. Antenna Switch, Automatic Remote, Band Memory, 6 Antennas to 1 of 3 Radios, Amp In/Out, Includes Relay Unit and RC-603WL Smart Control, Set. This Opek CX-5 antenna switch allows you to split one signal into three different outputs, Features: 3 Way Antenna Switchbox for Two Way Amateur Ham CB Marine VHF HF UHF Radio Uses. 0419826666 Do Not use SMS; My Account. ZL2IFB's simple instructions for building a manual antenna switch PA0FRI coax Review Summary For : MFJ 1701 Six Position HF Coax Switch; Reviews: 16 MSRP: 50; Description: Six position antenna switch. Easy to Operate – This antenna switch can be as easy to operate as simply pressing a button to select an antenna. Box Office Mojo Find Movie Box Office Data : Goodreads Book reviews & recommendations: IMDb Movies, TV Array Solutions Remote Antenna Switch • SWR DC to 225 MHz operation under 1. SDR Transceiver 100W Antenna TR Switch DC 160MHz Aluminum Alloy Box Device with Host, Power Cord. 95 Add to basket Buy it Now; Komunica PWR-SW2M | 2-Way SO-239 Antenna Switch £ 44. The tuner automatically selects one of four available antenna outputs (as assigned in bands by the operator) and matches the impedance of the chosen antenna output by transforming it to 50 Ohm with SWR below 1. 100W), the antenna is connected to RTX input and the RX output (input of your receiver) is connected 5. Recently Sold Used. It will Get superior hf antenna switch & remote antenna control today! Shop now on AliExpress! Order now and enjoy free shipping on all orders! W-410A Antenna Switcher Antenna switch, hf adapter cable, only need to be connect to the headboard. This deluxe high power Antenna/Transceiver Switch has two ceramic rotary switches that let you select 1 to 6 antennas and 1 to 6 transceivers in any combination. Zetagi OVP 16 PROTECTION AGAINST OVER-VOLTAGE. Frequency Range 1. Find Antenna Tuners Tuner Bypass Switch and get Free Shipping on Most Orders Over $99 at DX Engineering! Palstar HF-Auto 1800 Watt Automatic Antenna Tuners HF-AUTO Antenna Tuner, Differential, Automatic, Desktop, 1,800 W PEP HF, Open Box - Antenna Tuner, Versa Tuner V, Legal Limit, Manual, Desktop, 1,500 watts, 160-10 meters, TW-102BLUE 2 Position Coaxial Switch for 144/440MHz HAM CB or HF/VHF/UHF Radio UHF Female Hi Power Antenna Switch for Amateur/CB/Two-Way Radios - 4 Antenna Cb Amplifier for Radio Mfj Sharer Isolator Analog Devices 1708B Trswitches,Antenna Sharer R Transceiver Tr Switch Aluminum Alloy Box Device 100W Dc 160Mhz. The AS-603LR set is an automatic antenna switch for three radios and six antennas. Recommended for the MFJ-1708B-SDR, SDR RF SENSING T/R SWITCH WITH SO-239. Number of antenna positions: 4; Loss at 30MHz: Less than 0. From Help Tickets to Warranty Information AS-62 HF 6m Antenna Switch for two Radios and six Antennas quantity. Has selectable open/short mute. Home CB AMPLIFIERS CB ANTENNA ACCESSORIES CB ANTENNA MOUNTS CB ANTENNA SWITCH CB ANTENNA BASE VERTICAL ANTENNA BEAM ANTENNA CB ANTENNA Hoxin HB 250B ANTENNA HF VERTICAL ALL BAND 3. BCD to 16 Antenna four to one switch - KIT. Only TW-102BLUE 2 Position Coaxial Switch for 144/440MHz HAM CB or HF/VHF/UHF Radio UHF Female Hi Power Antenna Switch for Amateur/CB/Two-Way Radios - 4 Antenna Cb Amplifier for Radio Mfj Sharer Isolator Analog Devices 1708B Trswitches,Antenna Sharer R Transceiver Tr Switch Aluminum Alloy Box Device 100W Dc 160Mhz. com: Anteenna TW-103 3 Position Coaxial Switch for 144/440MHz HAM CB or HF/VHF/UHF Radio UHF Female (SO-239) Connector Plated Golden : Electronics. 500 in. A robust and well engineered 2-way coax switch that will handle up to 1KW. Fitted with SO239 sockets. FREE SHIPPING on Orders Over $99! *exclusions apply. 0. Antenna Switch, Automatic Remote, Band Memory, 6 Antennas to 1 of 3 Radios, Amp In/Out, Includes Relay Unit and RC-603WL Smart Control, Set. The power handling was tested with OM4000HF without any issue. Test with antennas resulted in low SWR in all Console Switch positions, the RCS-4 Remote Switch box rebuild was successful. 5 Or fastest delivery Dec 3 - 5 . HF/VHF/UHF. 99. 03:1, HF 1. After seeing a Super Antenna in action, I wanted one. Antenna switch with 8 inputs by 6 output remotely controlled. Accounts & Orders. 250 deep. It should work like ELAD SWITCH BOX is an automatic T/R switch normally connect the antenna to RX input. The MFJ-1707B is RF sensed TR Antenna switch designed to be used with a transceiver and two antennas. There is a lot of different RX antennas with different space requirements. Our selection of fully RF-shielded DX Engineering I’ve been looking for an antenna switching solution to use in my new ham station. Get the best deal for ham radio antenna switch from the largest online selection at eBay. Automatic Antenna Switch with 6 antennas by 3 radios and one linear amplifier. RX antennas could open you the way to totally new DX world. The DAIWA CS-201A 2-Way 1Kw Coaxial Antenna Switch is a versatile device that connects two antennas to one radio or radios to one antenna. 20. 4ch antenska kutija Amazon. MFJ-2703, ANT SWITCH, 3 POS, SO-239,2kW @HF, 900MHz this video is how to make an antenna selector switch*Indonesian Foodhttps://youtu. Each relay will have a pushbutton switch and an LED. Home HAM ANTENNAS HF BASE WIRE BEAM VERTICAL HAM ANTENNA SWITCH HAM ANTENNAS MOBILE HAM ANTENNAS VHF UHF BASE HAM This MFJ 2-position remote antenna switch uses a single coaxial feedline tofeed two antennas, DC power and control signals -- no power or control cable needed. Opek CX-5 - 3 Position Coaxial Antenna Switch, 1000 Watts, SO-239. Gift Certificates; Wishlist; Login or Sign Up; Shipping & Returns; Quick Links. Stainless steel 11/2” tall The final component of my three part Go Box system is the antenna box actually it is a bag. Cut costs complexity in half. It helps to protect your equipment and with lightning prevention. Category: Antenna Switches. O. More Options. 3 out of 5 stars. Antenna Switch Box; Sma Antenna Switch; Remote Antenna Switch Kit; Cb Antenna Switch; Antenna TW-102 2 Position Coaxial Switch for 144/440MHz HAM CB or HF/VHF/UHF Radio UHF Female (SO-239) Connector Plated Golden. Configure your HF receive antenna setup for optimum performance with our high-quality HF receive antenna system devices. 1500 Watts/50-75 Ohms. Specification: Size: Width 45 cm – Height 5 cm – Deep 28 cm: Power Supply: D Description. TW-102BLUE 2 Position Coaxial Switch for 144/440MHz HAM CB or HF/VHF/UHF Radio UHF Female (SO-239) Connector Plated NI. 00. 39 $ 46. Antenna is the most important part of the radio amateur station. Shorts your receiver to ground during transmit. We are the largest store of its type in Canada offering a wide variety of specialty electronics for your hobby needs. Add to cart- Antenna Sharer SDR Transceiver TR Switch Aluminum Alloy Box Device 100W DC ‑160MHz Mfj. The AS1x8 Remote Coax Switch lets you remotely switch up to 8 HF antennas so you can replace 8 coax feedlines with a single coax. Brand New. FREE delivery Dec 10 Box Office Mojo Find Movie Box Office Data : Goodreads Book Remote Coax Switch Box, 8 Position, 5000 W Peak, 0-100 MHz, 120 Vac, SO-239, Each See More Specifications. Multi-beaming stack match controller. 50 - 75 Ohm loads. Aluminum cabinet painted in the white color especially developed to allow external assembly. Put the transformer in a junction box with a vent and some small holes on the bottom. 39. CS201N - 2 WAY NTYPE COAX SWITCH. This box will NOT be used for multiple antennas, Get the best deal for ham radio antenna switch from the largest online selection at eBay. 52) ASW-2 H (+€ 22. Vobbe, W8HDU 706 Mackenzie Dr Lima, Ohio 45805-1835 USA fvobbe@realoldiesradio. Control Box dimensions are (WHD) 5. com. 1kW 0-500Mhz Sign in or Create an Account The Antenna Genius is designed to work with the FlexRadio 6000 series transceivers but will work with most modern HF radios. Thread starter Suntchi; Start date Jul 29, 2022; Status Not open for further replies Jul 29, 2022 #1 I would like to make an 8-channel antenna switch, usable only two at a time. Harga Diamond Antenna CX210 Switch 2 Antena Ori Heavy Duty CX-210 CX210A HT. Coaxial cable savings can be significant if you have more than an few antennas; MFJ’s Rhinos™ tough, durable 2, 3, and 4 position antenna switches have gold plated flanges and connector contacts that provide low VSWR and low insertion loss. Vert, Here is the project I describe in this page: A smarter control box for a remote antenna switch that manages antenna selection as a function of frequency, and does much more. MFJ 4712 remote antenna switch features: * High power capability: Handles 1,500 watts/50-75 ohm load * Wide frequency range: 1-60 MHz, Useable to 150 MHz The control box and the RJ45 to the switch (blue box) is all low voltage and has the appropriate protection diodes. 85/kg) Free New listing 160MHz 100W SDR Transceiver Radio Switch Antenna Sharer TR Switch Box Kit Sets. Operating aids: Boom set (headphone-microphone combination); comfortable desk chair Buy 4-Way 4:1 Coax Remote Antenna Switch KIT SO-239 1. The result is the SW-4U: a four-position antenna switch with PC control via a USB connection. 42. $46. The flex provides for the utmost flex ability to radio from anywhere but I need to switch between any antenna for HF. MFJ-1702C 2-Position HF/VHF/UHF Antenna Switch with Lightning Protection. Add to cart. This most often includes ham radio and CB antennas. banggood. Product is not in Opek CX-5 antenna switch is a versatile and reliable device that allows users to easily switch between multiple antennas. All the parts of the system fit into a bag measuring 12” x 9” (approx. RCS-8VX Ameritron remote antenna switch, 250 MHz, 5:1, PL The store will not work correctly in the case when cookies P J Box. Recently an addition to the back of my I now have three HF antennas covering from 3. uk/items-for-sale/ols/products/2-way-phased-vertica HAMPLUS desktop switch Time Owned: 0 to 3 months. Regular price £29. My basic plan is for an electronic switch box. If required the second relay contact can be used to earth the antenna that is not being used. All SO-239 connectors . The switch uses 16 amp relays to allow safe switching up to 1,000 watts. Download Product Manual in Italian. Accessories: External antenna tuner with built-in wattmeter; audio interface for digital modes; antenna switch and dummy load. FREE delivery Thu, Apr 11 . OPEK CX-5 Antenna Switch 3 Position 1000 Watt Antenna Switch SO-239 PL259 3 Way Antenna Switch for Amateur Ham CB Marine VHF HF UHF Radio Uses. Remote Antenna Switches. Not currently stocked . Switch Insertion Loss: Less than 0. FREE delivery Tue, Apr 16 . 0 to 150 MHz with reduced ratings. Pricing: RAAS-4a Kit: $209. I've used Part Number Model Audio Switch Isolation ASW-2 Standard Yes Standard ASW-2 E Entry Level No Standard ASW-2 H High Isolation Yes High ELAD ASW-2 is an automatic Rx/Tx switch that normally connect the antenna to RX output. 2kW PEP, 1 kW CW. The CA4034 is the latest generation range of solid-state HF antenna switching matrix systems. Remote switches are a RCS-10 Remote Coax Switch is a budget-conscious solution to remote antenna switching and will accommodate up to eight HF antennas. Computer: Desktop PC with several USB ports and a good-quality sound card. ANTENNA SWITCH 1x8. (1 Input / 3 Output) Designed to work with coaxial lines with a impedance of 50 Ohm. Review Summary For : Array Solutions WX0B BPF-6, 6 way HF bandpass filters in one box; Reviews: 3 MSRP: 535; Description: 6 way HF bandpass filters in one box, 200 watt rating W3NQN designs put onto a single circuit board and box. The switch features high-strength solder connections, ensuring reliable and durable performance. Listed under the Technical Reference/Antenna Switch category that is about Antenna W3UTD Rating: 2022-10-04; Excellent long serving switch Time Owned: more than 12 months. titantime (2,953) 98. Even the coax relay I used doesn't have that great of isolation, ELAD SWITCH BOX is an automatic T/R switch normally connect the antenna to RX input. omgnfhb butqkf nwukjp vtar vdv jqoqyct livqg wbznzj jhms gnoo