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This is an Android application used to remotely control several HAM radio Web SDR or any CAT enabled transceiver

The Yaesu VX-5R, manufactured between 199x and 200x, offers a transmit frequency range covering 50-52 MHz, 144-146 MHz, and 430-440 MHz for European models, with US versions extending to 50-54 MHz, 144-148 MHz, and 430-450 MHz. Its receiver boasts an impressive wideband capability from 0.5 MHz to 999 MHz, with cellular frequencies blocked in some regions. The unit provides up to 5 watts RF output on 6 meters and 2 meters, and 4.5 watts on 70 centimeters, with selectable lower power settings down to 300 mW. This handheld transceiver utilizes a double conversion superheterodyne receiver system, featuring a 47.25 MHz first IF for FM and 45.8 MHz for WFM. Key specifications include a frequency stability of ±5 ppm across a wide temperature range and a current drain of 25-150 mA on receive. The VX-5R supports 220 regular memory channels with alpha tags, 3 home channels, and 10 NOAA weather channels, all stored in non-volatile EEPROM. Additional features include CTCSS/PL and DCS with tone search, ARS, ARTS, an internal voltmeter, and a Spectra-Scope. The device operates on a 7.2 VDC battery pack or 10-16 VDC external power, weighing 255 grams with dimensions of 58x88x27 mm. The VX-5R was also available as the metallic silver VX-5RS.

This circuit stores a single morse code message as bits in an EPROM chip, the message is sent to a relay which can key a CW transmitter.

Amateur Television products, online store for ATV transmitters receivers, LCD controllers, wireless cameras, video senders, accessories, power amplifiers based in UK

HAM-IV antenna rotor repari and restore

Manufacturer of custom belt buckles,coffee mugs,t-shirts,sweat shirts,maine gifts,name tags,call tags and awards for police, fire, sheriff, ham radio and amateur radio clubs

Skycraft Parts & Surplus, Electronic Surplus Store in the Southeast, antenna parts, wires.

IV3GFN modification and restore of an HeathkitSB220

Radio Communication Equipment store in Wien Austria

Transverters-Store is a online shop for low cost transverter boards, but also QRP transceivers, Active antennas, RF bridge and probes, Mic equalizers and other amateur radio accessories

Amateur radio online store based in CA USA

The 160 meter ground plane is constructed from #10 stranded insulated wire available in most hardware stores. The feedpoints / tiepoints use PVC pipe T-sections Article by W1TR

This is another alternative home-brew center connector for a dipole. The parts used are common PVC accesories found at the home supply store.

**LDG Z100** automatic tuner repair focuses on toroid replacement and troubleshooting. The guide provides detailed steps for diagnosing and fixing common issues with the toroid, which is crucial for the tuner's performance. It includes specific instructions on disassembling the unit, identifying faulty components, and sourcing replacements. The document is technical, requiring familiarity with electronic components and soldering techniques. It emphasizes the importance of using the correct toroid specifications to ensure optimal functionality. Successful repair of the **LDG Z100** ATU restores its ability to match a wide range of antennas, enhancing transmission efficiency. The guide compares the performance before and after the repair, highlighting improvements in SWR readings and overall reliability. Practical application of this repair extends the life of the tuner, making it a cost-effective solution for amateur radio operators. The document serves as a reference for similar repairs on other models, providing insights into common issues and solutions. It is a valuable resource for those looking to maintain their equipment without resorting to professional services.

Providers of solar panels, photovoltaic systems, Solar Cells and Solar Renewable systems and education for the Do-It-Yourselfer

WeatherExperts.Com, the premier online store for weather stations, instruments, anemometers, barometers, accesories, and satellite pictures. Excellent prices!

This app will give you a 16 tone DTMF keypad and the ability to generate custom DTMF sequences, and set the duration and tone to silence ratio. Includes the characters 1234567890*# and the menu tones ABCD. You may enter a custom sequence via the keypad, soft keyboard, or speech if your device already has speech-to-text capability. This is basically a touch tone telephone keypad, which may be of interest to amateur ham radio repeater operators

WA3KEY Virtual Collins Radio Museum. A complete resource for Collins Radio users, collectors and restorers.

Receive and listen to FM and AM radio broadcasts on your browser or ChromeBook using an RTL2832U-based USB digital TV tuner.

Batteries online store

Handheld Radio Pouches, Power Supplies, Solar Recharging Systems, GPS Navigation Devices and 12V Accessories

Italian amaterur radio equipment online store in Frosinone

The _ISS Detector_ Android application, with over 5 million downloads, offers precise predictions for visible passes of the International Space Station. It notifies users minutes before an overhead pass, integrating local weather conditions to ensure optimal viewing opportunities. The core functionality focuses on the ISS, but in-app purchases extend its capabilities to track other celestial and artificial objects. Optional extensions, available via in-app purchase, allow users to monitor dozens of amateur radio and weather satellites, providing real-time transmitter information and Doppler frequencies. Additional extensions cover _Starlink_ satellites, the _Hubble Space Telescope_, rocket stages, bright satellites, comets, and planets, expanding the scope beyond the ISS to a broader range of observable space phenomena. The app's interface is designed for ease of use, displaying pass times, directions, and elevation. It adapts predictions based on the user's GPS location, ensuring accurate local forecasts. The latest update, dated April 3, 2026, includes corrections for magnitude values and various speed and stability optimizations.

Amateur, scanner, wi-fi and land mobile antennas and accessories online store

Janielectronics RF microwave devices online store

Sharing the stories of Pacific radio, an on-line archive and resource. Includes searchable databases, articles, images, store, newsletter, research, advocacy, publishing, radio heritage documentary production and more. Free membership worldwide.

Ham Radio store with on-line shop in Bari Italy

A resource for Collectors and Restorers of Vintage Electronic Equipment.

Online store for scanners, CB radios, marine radio, two-way GMRS radio and radio related accessories

MBU Cluster is simple android application for ham radio operators to view live the spots on mobile device. All the spots are refreshing every 60 seconds.

A simple drawing schematic of a portable field dipole for 14 MHz with dimensions in meters and instruction for setting up the antenna and to store the radial for easy transportation

FTRestore is a free Windows desktop application to upload, download and compare memory channels and menu settings in the Yaesu FTDX1200, FTDX3000 and FT-991/FT-991A model transceivers.

Facilitates logging of amateur radio contacts directly within a web browser, enabling seamless operation across various devices including Windows, macOS, Linux, iOS, and Android. This web-based application stores all log data securely in the cloud, providing accessibility from any internet-connected location. It supports importing existing log data via CSV files, with future plans for _ADIF_ file import, and offers a robust QSL card generation feature, producing print-ready PDF files in standard 148mm x 100mm dimensions. The platform integrates with Japanese government databases to automatically populate callsign-related information such as station location and license issue dates, streamlining data entry. It also assists with JCC/JCG searches for accurate QTH logging. The service leverages SSL encryption for all communications and benefits from security oversight by certified information security professionals. Users can register using email/password or existing Facebook/Google accounts, and the beta version is currently available for free. The system has processed over **5,297,881** logs, with **28,369** logs recorded in the past 24 hours.

C Beagle Store Military Army RAF Navy Radio Surplus and Collectables.

This application allows Ham Radio Operator to browse and search his LoTW QSL confirmations on his handheld device, and receive notifications when new QSL confirmations appear on Logbook of the World.

The california historical radio society is a non-profit, volunteer organization dedicated to the radio. our members acquire, restore, trade, and exhibit radio technology and memorabilia. our members research and document historical radio. become a chrs member and learn about the art and science of the radio.

Crystal receivers, construction projects and plans, old-time crystal sets, hints, crystal receiver store.

An homemade antenna tuner project that should be small, easy to build and cheap. This automatic antenna tuner can work as locale or as remote. The tuner has EEPROM memory for store settings for faster tunning and four interfaces

Fox Telemetry Decoder Software is a free telemetry software that run on Windows MacOSX and Linux. With Fox Telem will be able to track, store and analyze FOX series and Cubesat satellites

The Information Source For Makers, Experimenters, DIY, Home Brewers, Restorers, and Amateur Radio Operators

Enables every Ham to easily find repeaters across the the World, USA, Canada, Mexico and over 35 other countries, for free and without a network connection using the RepeaterBook Directory.

Vintage Tube Radio's from Germany for sale. High class restorations for all valve radios offered. Radio Brands like Saba, NordMende, Majestic, Grundig, Zenith, Philco and more. TubeRadioDoc Vintage Audio Store

Printer in Poland, now provide T-shirts, CAP with Call sign, dust cover for yaesu, icom, kenwood, elecraft transceivers, acom amplifiers and more. QSL printing has been dismissed

Android Echolink client to connect to the echo link network

Restored vintage amateur radio, shortwave & other electronics from the vacuum tube era! Specialists in restored Ham Radio boatanchors

Loki5ace version 5.3.39.1 is a freeware amateur radio logging program designed for Windows operating systems (XP, Vista, 7) and compatible with Linux Wine. The software offers multiple installation methods, including a portable version (loc5portable.zip or Loce5pack.zip) that does not require administrator rights or Windows Registry modifications, making it suitable for USB stick deployment or limited user accounts. An official installation (loc5acest.zip) is also available, typically installing to C:\Program Files\Hamlok\LokiAce\ and requiring administrator privileges for initial setup and updates, with user-specific settings and database files stored in application data folders. The program's database, Loc4ac.mdb, can be renamed to the user's callsign for personalization. Loki5ace supports context-sensitive help, which requires WinHlp32.exe installation on Windows Vista and 7. The software includes features such as special print functions, Telnet Watch with comment display, and an 'Own QTH' field for location management. Updates can be performed via an in-program function or by manually copying the Loki5ace.zip file, which contains the main executable, Loki5ace.exe, to the program folder. The latest version 5.3.39.0 includes repairs for special prints and enhancements to the Telnet Watch feature.

How to restore conductivity to your rubber membrane buttons by KV5R

Display your current Maidenhead locator with 10 digit precision. It also computes bearing and distance to a set of target locations using locator or latitude / longitude. Useful to align antennas in VHF / UHF / microwave DX activities. No network or fancy maps usage, so it can be used even in remote locations.

QSL card printer based in Bethlehem, PA offer QSL Card printing, Bronze Plaque with sation ID and Printed Envelopes

The Homebase-10 is a wire halo antenna for 10m built with DIY store parts, effective despite its small size. Includes a dual-band version for 10m and 6m with gain around 0 to -2dBd, near omnidirectional pattern, and horizontal polarization. Overview based on a 2008 Practical Wireless article.