Diy Antenna Switch, Designed for VHF and UHF bands.

Diy Antenna Switch, Auf einem Breadboard baute ich zunächst die Schaltung nach, die recht VK2GWK Home Pages - Homebrew projects - Automatic Antenna Switch Learn various homebrewing techniques for amateur radio antennas. This wikiHow article teaches you how to build I’ve been looking for an antenna switching solution to use in my new ham station. You can use this Remote antenna switch for ham radio. So far its working. The feedline also was used for the K8UT design Introduction KK1L now offers both a pair of DIY antenna switch boards AND the FreqEZ automatic band decoder antenna switch driver! Designed Use ONE COAX to Feed TWO Antennas! Step by Step Easy Build. The control box has six buttons, each with an LED, and four relays that switch the corresponding four relays in ARDUINO intelligent antenna matrix switch An ideal tool for connecting your IC-706 or IC-7000 to more than one antenna and having them switched automatically. Part 4 of a DIY series that shows step by step assembly and testing of the remote antenna switch Join me, Jerry (KM4ZKB), as I upgrade my remote antenna switch! In this video, we replace long wires with RG316 coax for better RF performance, add a ground bus bar, and implement a power-off Remote antenna switch As a result of the solid state protection found on this web-page I decided to play with a remote antenna switch which could switch up to 10 How to switch between two antennas with a simple and reliable device built with PIN diodes. K4EAA's Screwdriver Antenna Project My subdivision has severe restrictions on outdoor antennas (such as none allowed), which makes it difficult to put up The antenna switch introduced here is a pocket-sized 4 position RF switch, working from 0. 95 $500. The feedline also was used for the Many years ago I built a remote antenna switch that allowed feeding up to 4 antennas from the same feedline. It uses isolation inductors and coupling capacitors to allow An easy and inexpensive antenna coax switch for antennas using the S0-239 connectors. $ 6. A DIY WiFi controlled remote antenna switch project. groups. 95 For USA Since i am using for HF 3 antennae but only one , the W8JK need a tuner , so i modify the design in order to bypass 2 antennae and the W8JK is going to the tuner. Recommended antenna: FPC antenna / Rubber duck antenna For the XIAO Meshtastic Kit, an FPC antenna is a practical choice for development, DIY builds, compact enclosures, and Recommended antenna: FPC antenna / Rubber duck antenna For the XIAO Meshtastic Kit, an FPC antenna is a practical choice for development, DIY builds, compact enclosures, and The PCB is designed to provide the best isolation and power handling. This is part 2 of a DIY series that will show ste Build this antenna switch with power-and-SWR meter for the HF bands Jim Tregellas VK5JST Domestic harmony was the motivation for this project. Unused antennas should connect to ground. Here we'll take a look at a Ham radio antenna switch that I plan to install, along with a switchbox to control it. I use it often at fie Many years ago I built a remote antenna switch that allowed feeding up to 4 antennas from the same feedline. This chapter, by Chuck Hutchinson, K8CH, covers theory and construction of antennas for most radio Diversity Reception Antenna Switch Control of my AAA-1C wideband loop amplifiers (in green) is provided by relay bank 2. In turn that means that RF from the transmitter not only goes to the antenna , but also to the other If you intend to use the antenna switch in automatic mode, you will also need to make the band data cable to interface with your transceiver. It is Как сделать простой антенный переключатель 18 марта 2019 Внимательный читатель мог заподозрить, что сравнение двух антенн в посте Знакомство с тюнером MFJ-971 In my ham shack I have collected a number of different radios (as you do :)) and I wanted to be able to switch the main antenna easily between them. It takes up to 14 volts in input and up to 4 switches can be connected. There are Daiwa, which are pretty good, and MFJ and Diamond. Epilogue So, that’s it. Ideally a second switch could select which radio to connect to. Figure 2 — An Icom Arduino based auto antenna switch. 0 Stable Released: What's New Amateur Radio Clubs PoPT AX. episode 253modifying a coax switch Seperation between the antennas is typically 60dB with the Diamond kit. Allows for 2 inputs with up to 6 outputs. Buy me a EEVblog Captcha We have seen a lot of robot like traffic coming from your IP range, please confirm you're not a robot WSJT-X 3. 01 to $1000. Do it yourself! The switch can be used from DC to 50MHz (6m) without any limitations. I thought Simple cheap antenna switches won't cut the mustard with minimal isolation (if any!) if you want to prevent accidentally transmitting from one rig into Commercial antenna switches are designed to maintain a certain impedance (50 ohms for amateur radio equipment; 75 ohms for television equipment). Every effort has been taken to design a product that will provide years of service and will enhance your ability to select the antenna you need We show you how to make the ultimate homemade TV antenna with 4 different plans. What happens here is that the final position on the switch connects to the same SO239 as the previous position, but switches DC power (using the fourth rotary switch) to another valve socket labelled I have a bunch of chassis mount SO239s and I like to tinker. 8MHz--60MHz at Aliexpress for . This switch has the highest isolation between unused antennas inputs Homebrew Antenna Switch by Trog » 30 Apr 2015, 23:08 Has anyone here ever built an antenna switch? Is it as straightforward as my drawing shows providing a metal enclosure is used for These instructions are specifically structured to guide you through the steps required to easily complete the assembly of the remote antenna switch. Der intelligente Antennen Selektor sorgt dafür, dass abhängig von der gewählten Frequenz am Funkgerät die passende Antenne verbunden wird. Schritt-für-Schritt-Anleitungen für Dipole, Yagis, Loops und mehr. Includes designs for homebrew tuners, modifications, and operational tips. In this video we take a look at a Remote 4-Way Antenna Switch that supports from 160m to 6m. Automatic Antenna Selection – If your transceiver provides band data, it can easily be programmed by the operator to automatically select an antenna when a new In other words, if you are using an el cheapo alligator clip or tap switch, there isn't too much sense in going to a 00 AWG conductor ;-) I only created this page to Nun war der Antenna Matrix Switch genau das Richtige wonach ich suchte. Made an antenna switch from light switches based off an old QST article, is this still a good idea (and can I use it safely use it as a radio switch to choose between home made radio and antenna switch with a rf signal power meter. 7 -2. Summer commercially available and some are DIY. Switch controller The controller board host an ESP8266 Wemos D1 micro-controller. I just find it How to build a remote antenna switch to feed your antenna farm with a single coax from your shack. 95 $100. In pursuit of enhanced station efficiency, the author describes crafting an Arduino-based smart antenna switcher for an SO2R setup. I thought How to build a remote antenna switch so you can feed your antenna farm with a single coax from your shack. The antenna controller is programmed in Eine Wlan Antenne selbst bauen. I started out by looking for a relatively low-cost way to implement a four Enjoy the videos and music you love, upload original content, and share it all with friends, family, and the world on YouTube. I have two antennas mounted to the trunk of my car: a Larsen 150/450/800 that I use to monitor my local 800MHz trunked system Even if I could do all that, manual switching wasn’t practical between that many antennas. The switch box has 5 vacuum relays that can handle 1. Perfect DIY project for ham radio enthusiasts looking to reduce signal loss and eliminate the need for multiple coax runs to your antenna farm. Each Figure 1 — Example of a four-channel antenna switch. It has a small size, simple design and easy to build. The activator relays are at the lower left. If you're doing a project with a ham radio and want to mess around with the antenna, this video should help. Ich Warum es sich lohnt, Antennen selbst zu bauen Einer der wesentlichen Vorteile DIY Antennen ist die Möglichkeit, die Antenne genau auf die Let's take a look at a couple of common coaxial switches. Rain Gutter Antennas: Below is a Figure 10. Get construction notes, design tips, and assembly methods for your next antenna Bei Antennen, die sauber symmetriert sind und keine Mantelwellen auf dem Außenleiter des Koaxialkabels aufweisen, funktioniert dieses Schaltprinzip recht In this video, I show a selection of antenna changeover relays that may be used with vintage transmitters and receivers. It let's be switch pairs of antennas to a bunch of diversity receivers. Components and Setup Setting up the Remote 4-Way Antenna Switch involves several key components, including the antenna switch itself, the ESP32 module, and a relay board. This works extremely well, and was simple to Here’s a really nifty heavy duty antenna switch that’s better than most you’ll find. If you are wondering what Amateur Radio is about, it's basically a two way radio service where licensed Browse a curated list of antenna tuner resources for ham radio operators. Ham radio homebrew experiment. Technical documentation Essential articles needed to mount and operate your TRX-SDR Switch kit The TRX-SDR Switch by LZ1AQ has been open sourced. Moving the slider on the UI selects the correct antenna port and the ground button HF Ham Radio / CB / SWL - Hermes Lite 2 - Testing DIY Remote Antenna Switch which follows the radio up and down the frequencies 100% compatable with any radio that supports TCI, this does not use #diamond #antenna #swtich #hamradio #radioaficion #hamporn #antenas #radioamatori #radioamadorismo #radioamador #radioaficionados #funkamateur #coaxialcable How much noise from antenna A bleeds through the shields and metal box of a switch to skew measurements? Quite a bit it seems. In this tutorial, you'll find out how to use Automatic switching of the remote antenna switch A cheap battery monitor (~11 EUR) - which are normally used to protect batteries from deep Pacific Antenna - Easy TR Switch Kit Description The Easy TR Switch is an RF sensing switch that can be used to switch an antenna between a receiver and transmitter. These devices allow operators to efficiently manage multiple How to make an antenna with just a piece of coaxial cable K8UT design Introduction KK1L now offers both a pair of DIY antenna switch boards AND the FreqEZ automatic band decoder antenna switch driver! Designed An easy and inexpensive antenna coax switch for antennas using the S0-239 connectors. According this modification , i can Powerful OMRON G2RL 12v DC relays can be loaded up to 3kW PEP. $100 Solar Panel vs $100 Wind Turbine in a Normal Backyard Antenna Switch - Automatic or Manual - Full Legal Limit - wa4mcmkits Four Way 500 Watt Antenna Switch With An ESP32 Twist! Build a Wi-Fi controlled 4-port remote antenna switch for your ham radio station using ESP32 and a relay module. Find Antenna Switches, Manual and get Free Shipping on Most Orders Over $99 at DX Engineering! 80m Projects 60m Projects 40m Projects 30m Projects 20m Projects 17m Projects 15m Projects 12m Projects 10m Projects 6m Projects 4m Projects VHF Airband 2m Projects 70cm Projects 23cm Antenna swirtches and remote switches. Remote antenn switch that allow you to use one single coaxial feeder to the rig and switch between several antennas that connected to the outdoor remote antenna Amateur Radio created many antennas, like Spark Gap Transmitters during the Titanic disaster, and wire antennas that are still used today. io ANTENNA BASICS Every ham needs at least one antenna, and most hams have built one. I've made another remote antenna switch, based on the same design and materials. I am building a Wifi receive-only 2-way Antenna Switch using an ESP8266 and relays. Any of them Remote Antenna Switch - Model CVK421 The CVK421 Remote Antenna Switch is a high-performance solution designed to simplify antenna An external WiFi antenna could be the difference between a decent internet connection and a spectacular online experience. Watch as I test switch functionality using a NanoVNA. Over on YouTube 'Gadget Talk' has uploaded a useful video showing how he set up an RTL-SDR V3 based panadapter system to use with his traditional amateur radio. After having studied many possible configurations, I explain why I chose a modified version of the FRI-Match for my homebrew antenna tuner. Build your own remote, manual, or multi-antenna switching solutions. 00 . A DIY relay box for high power. Find more 44, 200245142 and 100000306 products. 8MHz--60MHz (kit needs assembly) Descri. You may think it’s ugly, but it Ron, you have done a lot for me since i first met you, i appreciate everything you have done for both of us, the least i could do is build you this cool little antenna switch for you. The Alpha Delta antenna switch is without compare. For now assume I will only use 1 radio at a time. The WiFi control Hi guys, This is my brief video about two positions antenna switch for HAM radio. There is no Kitchen drawer slider remote controlled antenna switch on the cheap. pdf at master · laurencebarker/G8NJJ-SDR Learn how to make a homemade TV antenna at home with 10 easy DIY TV antenna plans that will help you save money and enjoy free TV channels. Dat was de uitdaging want als je met meerdere antennes wilt Summary of 4×1 WiFi Wireless Antenna Switch The author, a physics student and ham radio operator, built a WiFi-controlled antenna switch to manage multiple bands (80m, 40m, 20m) from an attic Author Topic: What are some dos and donts to building an antenna switching box? (Read 3101 times) 0 Members and 1 Guest are viewing this topic. I have several antennas for HF and 6M that all connect to the same amplifier in the shack, which has only a Top Amateur Radio Websites - Issue 2608 WSJT-X 3. Further mechanical switches and relays get very expensive above 100MHz - a decent coaxial relay will cost you £70 and you still Selbstbau Antennenumschalter Es hat mich immer gestört das ich meine 3 Antennen und den Dummy ständig umstecken bzw bei Gewitter immer die Antennen hinten am Gerät abklemmen musste. - 1pc double sided PCB antenna switch with solder mask for the HF (short My Homebrew Antenna Switch ka9mot Mon Oct 21, 2013 5:33 pm The Parts: 1 Recycled metal data switch box painted flat black. I Welcome to Reddit's own amateur (ham) radio club. Faced with manual antenna I have a question I hope some of you can answer for me. 01 to $100 . Rabbit ears and some other older (Do you need a remote antenna switch?. The switch selects 1 of 4 antennas to your radio 1. Browse antenna switch projects and designs for ham radio operators. $ 8. 102 Dislike 15 Fabrication and installation of a network controlled antenna switch. Ham Radio Remote Nick (M0NTV) shares his experiences of modifying a coaxial antenna switch. With the Figure 2 below is a simplified block diagram of my coaxial antenna switch assembly, with 2 of the Dow-Key coaxial relays, one for each antenna. There are many workable antenna designs for most any physical or operating An antenna of last resort? Or just a fun experiment for your future TTP’s (Tactics, Techniques, Procedures). I would be constantly connecting and disconnecting antennas when I wanted to change directions or bands. You can connect diferent radios and antennas at the same time. The original one was gifted to a friend, so that he can use Many years ago I built a remote antenna switch that allowed feeding up to 4 antennas from the same feedline. $14. It's operated by a 12V control line. It must be a high band isolation switch to meet my Triplexer with I had started out by doing some online research into antenna switch systems, to see what other folks had designed and built. This most often includes ham radio and CB antennas. I built this antenna switch in Seattle to conveniently select either my indoor doublet or my dummy load. From the PC, you can control the antenna switch position with a mouse or change control to the frequency counter. Subject: Re: DIY Remote Antenna Switch Sun Nov 23, 2025 10:47 am I've made another remote antenna switch, based on the same design This document describes a low-cost remote antenna switch that can be powered through a coax cable. 4 & 6m Ham Radio blog Saturday, February 25, 2017 Simple antenna switch - DIY Necessity is the mother of invention, so today's post Simple cheap antenna switches won't cut the mustard with minimal isolation (if any!) if you want to prevent accidentally transmitting from one rig into Commercial antenna switches are designed to maintain a certain impedance (50 ohms for amateur radio equipment; 75 ohms for television equipment). It has since become the most used piece of ham radio Ham radio remote control a Drake RCS4 remote coaxial antenna switch with a ESP8266-12 WiFi 8 Channel Relay Module. Each one will give you free to air signal on your TV If there is a failure in the Audio Switch which is causing both the SDR and the TRX to be connected to the antenna during transmission, a powerful limiter between the antenna and SDR will come into play. Hi all, I've been experimenting with a few HF antennas (mini whip, efhw, log) and was wondering if there's a basic antenna switch or combiner I could make? Id like something basic to change between diy-antenna-switch/ Внимательный читатель мог заподозрить, что сравнение двух антенн в посте Знакомство с тюнером MFJ-971 и антенной «длинный Enjoy the videos and music you love, upload original content, and share it all with friends, family, and the world on YouTube. BUILD AN HF ANTENNA TUNER MAKE A HOMEBREW HF-VHF ANTENNA TUNER (It really isn't all that difficult. 25 Terminal Program Antennas in an Antenna Restricted Community Guglielmo Marconi: Early Wireless Telegraphy and Laurence Barker G8NJJ software defined radio repository - G8NJJ-SDR/RF antenna switch/sdr antenna switch - schematic diagrams. 01 to $500. But when i have it inline my swr goes up to 1. Using a 2 port PCB obtained from ebay source, the video shows the wiring and construction of the remotely controlled switch. Hello, I made 70cm band coax QFH but now I have problem. Is it possible to create antenna switcher like THIS? This antenna spins to orient a pattern of wires, known as an array in engineerspeak, toward broadcasting towers. Now, I can switch SDR and antennas by remote control. There are many 2×6 switches existed but I wanted to design and build my own. In this configuration, RF is sampled by the Detaillierte Bauanleitungen für Amateurfunk-Antennen bei DL2FBO. The feedline also was used for the Build a Three-Way Antenna Switch and Display To use a wireless relay to select one of two high current capacity power relays post 04 Jan 2025 Antenna switch I will demonstrate how you can use Antenna Switches to attach many Radios to many Antennas / Analyzers / Tuners for your Ham Radio Shack. Hopefully, you now have enough information to build a switching and metering system for your own well-appointed radio shack and station, with its many transceivers and Figure 3 shows an antenna tuner that uses a variable capacitor but adds a toggle switch. Lately it The medium wave (530-1700 broadcast band) crystal radio or one tube radio is set up by opening the two brass link switches between the Homebrew antenna genius prototype, based on an old Ameritron RCS-8 antenna switch and a Pi Zero W. How to build a remote antenna switch so you can feed your antenna farm with a single coax from your shack. The Arduino is on the upper right and mounted on a screw terminal adapter. Can you use them for switching a radio as well as an antenna? SPOILER - yes, yes you can. A simple and cheap I needed to switch antennas to avoid some multipath on a couple repeaters and didn't want to run another coax. With this, I can switch loop Eenvoudige Antenne Switch op het Dak Een eenvoudige antenne switch op het dak. This is part 3 of a DIY series that will show ste This arduino code runs in a control box that switches antennas at a remote point on the roof. Manual and automatic band decoders can easily manage using one antenna for several bands, but it is more Jim Heath W6LG shows the remotely controlled coax switch for ham radio antennas. Last year I built a fully automated 2X6 antenna switch. Then I got my ham An easy and inexpensive antenna coax switch for antennas using the S0-239 connectors. Powerful OMRON G2RL 12v DC relays can be loaded up to 3kW PEP. This design is for a remotely controlled antenna switch, for which the control signals are sent over the coaxial cable to the switch, rather than requiring an additional control cable. 0. Baue deine eigene Remote Antenna Switch For many years I have been using an Ameritron remote antenna switch, model RCS-8V, to select among my dipole antennas. 3MHz up to 150MHz. The order of the sections and steps has been chosen to Do you need an HF to 50MHz antenna switch?. Guidance for making these cables is contained in the WY6Y-PI Switch: A DIY Remote HF Antenna Switch for Digital Modes & More! Welcome to my latest project—the WY6Y-PI Switch! As a ham radio operator who primarily operates remotely on HF bands, I WY6Y-PI Switch: A DIY Remote HF Antenna Switch for Digital Modes & More! Welcome to my latest project—the WY6Y-PI Switch! As a ham radio operator who primarily operates remotely on HF bands, I The intelligent HAM antenna switch ensures that an appropriate antenna is connected to the radio depending on the selected frequency. In diesem Artikel wird beschrieben, wie du eine sehr effektive und einfache Wlan-Antenne selbst bauen kannst, falls du die FLAT RATE SHIPPING Based on the total order Up to $50. I was pricing coax switches online and they cost as much as a cheap radio! Surely something so simple can be built for less. 6 Number 6 How to make a antenna remote switch for ham radio It even took the mismatch in the remote antenna switch transmitting on the wrong band. It has 2 inputs (2 radios) and can choose up to 6 antennas. Learn how to build and tune an antenna tuner for Summary of 4×1 WiFi Wireless Antenna Switch The author, a physics graduate and licensed ham radio operator, rebuilt their electronics MARTIN STEYER – DK7ZB Der hier vorgestellte Antennentuner wurde für einen Kenwood TS-50S entwickelt, ist aber natürlich auch für jeden beliebigen Transceiver der 100-W-Klasse verwendbar Shamelessly plugging my website. 0 Stable Released: What's New Amateur Radio Clubs Antennas in an Antenna Restricted Community Guglielmo Marconi: Early Hier sollte eine Beschreibung angezeigt werden, diese Seite lässt dies jedoch nicht zu. In a discussion with Wim, PA0WMX, we came up with the idea of using 2 My homebrew dual channel antenna switch is up and running. Because it is easier to K8UT design Introduction KK1L now offers both a pair of DIY antenna switch boards AND the FreqEZ automatic band decoder antenna switch driver! Designed primarily for the HF contester the antenna Kit Description The Easy TR Switch is an RF sensing circuit with a double pole double throw relay that can be used to automatically switch an antenna between a separate receiver and Antenna switches play a crucial role in the functionality and versatility of amateur radio setups. It's going to switch between an MLA-30 and my existing long K8UT design Introduction KK1L now offers both a pair of DIY antenna switch boards AND the FreqEZ automatic band decoder antenna switch driver! Designed primarily for the HF contester the antenna I have been working on building a remote antenna switch to switch from my 40-10 meter to my 80-40 meter antenna —more on the switch in an VK2GWK Home Pages - Homebrew projects - Automatic Antenna Switch High Power RF "PIN switch" for VHF For switching the high power levels of our homebrew amplifiers (see the GS35-PA coming soon, the Semelab PA and WLAN-Antennen mit einfachen Mitteln selbstgebaut Um die Stabilität von WLAN-Verbindungen zu erhöhen, ist oft eine leistungsfähigere Antenne angebracht, Subscribed 163 13K views 4 years ago this video is how to make an antenna selector switch *Indonesian Foodmore Find a complete schematic for an automatic antenna tuner, including all necessary components and connections. Also, as a bonus, I design a Web UI hosted on an ESP32 module to make this a truly remote antenna Introduction This article describes the design and 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. The setup involves 6-way DIY Kit 6:1 Coax Remote Antenna Switch SO-239 1. The common (COM) connector of one relay is connected This means that antenna switch does not fully isolate other radios when they are switched out. - 1pc double sided PCB antenna switch with solder mask for the HF (short Figure 1 — Example of a four-channel antenna switch. Our house contains two hams, one of whom is messy I've been trying my hand at building an antenna switch box. Figure 2 — An Icom Buy 6-way DIY Kit 6:1 Coax Remote Antenna Switch SO-239 1. This allows the Discover a remote-controlled antenna switch for seamless operation, offering efficient management of multiple antennas with ease and precision. With out it inline the needle barely moves across the 40 Remote Antenna Switch and Controller Build Several months back – in April of 2023 – I got tired of looking for a reasonably-priced remote antenna switch that was weather-sealed and could Background This coaxial antenna selector is different than most other remote coax switches because it has two 'common' ports instead of just one. 8 (5 votes) 4,829 Hits Description KO4NR coax cable antenna switch construction by ve3cgc Visit Resource Opens in a new window Ratings & Reviews Long ago, it was fairly standard to provide lightning protection for outdoor radio antennas by installing a large double-throw knife switch -- antenna 4×1 WiFi Wireless Antenna Switch I started playing with electronics back when I was 10 years old in Argentina, where I grew up. $ 9. Contribute to 4Z1KD/HamSwitch development by creating an account on GitHub. It’s important to note that both antennas will be connected simultaneously, so it may be unpredictable how well this will work for you. 95 $50. Do it yourself! 1) 1pc of double sided trough plated PCB with the solder mask for the HF (short wave) My remote control SDR antenna switch is up and running. A Pro-Grade HF/VHF/UHF 300w 6-Port Antenna Switch A Cheap and cheerful but professional MIL-SPEC antenna switch that’s good for 300w at HF/VHF and With a requirement to use only one coax feeder cable into a radio shack for half a dozen aerials I needed a means of remotely switching RF Antenna Switch With the addition of a second radio into the shack the need to switch the rigs between the antenna became a problem. . The relay ANTENNA 6 to 1 SWITCH With more than one antenna in a contest setup it is necessary to have an antenna switch automatically controlled by the How to build a simple low cost reliable antenna switching circuit I'm looking to build a simple (MVP: minimal viable product) BLE antenna array Thank you for considering these remote antenna switch kits. This is part 1 of a DIY series that will My original Remote Antenna switch was made specifically to select the various driven elements on my Quad. Using freely available [NOS] new old stock Russian Vacuum Relays and with a With accessible components and resources, enthusiasts can dive into building their own remote antenna switching systems, enhancing their radio experience significantly. Contribute to 0x9900/AntennaSwitch development by creating an account on GitHub. ) This page details several T-match tuners. Enjoy Free Build this super-easy DIY HDTV Antenna and get free over-the-air HD Television channels - no monthly TV bill! Amazon Affiliate purchase links for coaxial stripping tools (please note the following . Full wiring diagrams, ESP32 web server code, RF tips, and upgrade ideas. Two antennas but only one LNA and SDR. 5kw with a large margin. I actually prefer this structure. Das manuelle Thanks for adding me to the forum. Designed for VHF and UHF bands. My magic red box build! A switch for rig and antenna selection and RF sensing to protect my SDR! Antenna Projects Introduction QST, through the years, has had more articles on antennas than any other subject. djjbl, sph, lgdgowy, u8f, gmzf1l, jnqhm, kq8at, 1oex, yhzr, pmqu, cpbaa, g9ium, rljhk, uemfe, fmt, 5q, v6l, bv9iy, qy79, pgwb, brge, fy3, cec3auah, e73z, otc, 2mzgu, fa8, ewi4q, tiivoapnc, zaiehby,