digital radio

digital radio

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• Kydera - A high-technology enterprise specializing in the R&D, production and sale of two-way radio equipment for over twenty years. DMR Radio, Digital and analog portable radio manufacturer based in China
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• DigiLink - Compact Digital Mode USB Interface. DigiLink Nano is a very compact digital mode Ham Radio interface to connect your rig to a computer or tablet and run virtually any digital mode like PSK31, RTTY, FT-4/FT-8/JT-9/JT-65, Olivia etc.
  [ Hits: 231 | Votes: 1 | Rating: 7 ]
• Digirig Mobile - Digirig is an open-source integrated digital modes interface for amateur radio. As a differentiating feature, Digirig only requires a single USB connection to the computer with all the digital goodness packed in a single small enclosure. The internals include a USB hub, audio codec, a fully featured serial CAT (Computer Aided Transceiver) interface, and potentially other modules such as GPS receiver for time synchronization.
  [ Hits: 150 | Votes: 1 | Rating: 2 ]

• Amateur Radio Modes - A table that summarize all known amateur radio emission modes, with reference to software and platform available for digital modes
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• Airplane scattering - Operating on Airplane scattering. Scattering of radio signals by airplanes. An introduction to operating ariplane scattering, using aircraft to redirect RF that would otherwise be lost in space. Antenna Pointing, Doppler Shift/Digital Modes, using digital modes to operate airscatter.
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• SM1000 FreeDV Adaptor - The SM1000 allows you to run FreeDV without a PC. Connect the SM1000 to your SSB radio, and you now have Digital Voice (DV). You don’t have to buy a new radio to run Digital Voice! It’s based on a STM32F4 micro-controller, has a built in microphone, speaker amplifier, speaker, and transformer isolated interfaces to your radio.
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• FreeDV - Digital Voice for HF bands - FreeDV uses an audio codec as a software based modem to decode and encode the voice and text data from your computer. The data is encoded and then is transmitted over the HF radio using AF signals that can then in turn be decoded by the receiving station.
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• Portable Operating Tips for Ham Radios - This article is from the book Ham Radio For Dummies and features some tips for portable amateur radio operations, on Field Day or generic outdoor operation, like selecting the proper antenna and portable power.
  [ Hits: 79 | Votes: 1 | Rating: 10 ]

• IC705 GoBox: A Portable Windows-Based Solution for All-Digital Modes - This project details the creation of a portable GoBox housing an IC705, Windows 11 PC, and Bluetooth microphone. The robust setup, enclosed in a weatherproof Hofbauer Explorer Case, ensures stability and functionality for QRP and emergency radio activities. The aluminum-mounted devices minimize RF interference, and a built-in LifePO4 battery powers the 10.1 TFT touch LED monitor, providing approximately 12 hours of use in receive mode. With a focus on grab-and-go versatility, this GoBox stands as an efficient solution for outdoor ham radio operations.
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• Yaesu FT-857 Repair: Tackling a Sense Wire Issue - After owning the second-hand radio for a few months, it developed a sense wire failure, limiting output to 20 watts. Yaesu support advised the owner, an Electrical Engineer, to investigate. The issue was traced to a blown digital transistor, Q1032. Yaesu provided free replacements, revealing intricate internal components during the repair.
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• BktTimeSyncPhone - BktTimeSyncPhone synchronizes the PC time using the smartphone GPS connected via Bluetooth. Great for use with digital modes like FT8, JT65, JT9, JS8Call and others, especially when you do not have internet connections. To run this program, you need to install BktTimeSyncServer on your PC and the BktTimeSyncAndroid app on your smartphone. The program works with all versions of Windows 32 or 64 bit and requires Java version 8 or higher. The app requires an Android smartphone version 4.4 or higher.
  [ Hits: 39 | Votes: 0 | Rating: 0 ]

• Pi-Star Digital Voice Software - Pi-Star is a software image built initially for the Raspberry Pi. The design concept is simple, provide the complex services and configuration for Digital Voice on Amateur radio in a way that makes it easily accessible to anyone just starting out, but make it configurable enough to be interesting for those of us who cannot help but tinker.
  [ Hits: 87 | Votes: 1 | Rating: 10 ]

• NewLogOSH - Program for Amateur Radio use, features Digital modes such as FT4 FT8 currently implemented along to RTTY, PSK modes, DXCLuster and Radio interfacing. The database is built in the Sqlite environment.
  [ Hits: 570 | Votes: 2 | Rating: 8.5 ]

• DMR Contact Manager - DMR Contact Manager is a Free software package designed to make it easy to maintain channel, zone, contact and call group information in these radios. It is fully compatible with the Ham-Digital and RadioID database systems and allows instant codeplug updates from a wide variety of sources. DMR Contact Manager is designed for use with Connect Systems CS700/CS701/CS750/CS800/CS801/CS800D radios, as well as the Tytera MD-380/390/390GPS, TYT MD2017/MD9600, AnyTone AT-D868UV and AT-D858, Retevis RT3, and similar radios that use the RDT/RDB file formats.
  [ Hits: 358 | Votes: 2 | Rating: 9 ]

• ITU Synergizing AI and Radiocommunications for Smarter Connectivity - Explore the pivotal role of artificial intelligence in advancing emerging radio technologies, facilitating ubiquitous connectivity essential for sustainable development, the digital economy, and the Internet of Things, guided by ITU's harmonized regulations and standards.
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• Digital Dummy Load - Check your RF power with an easy to read and build digital display
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• The iKeyPad for ICOM Radios - The Icom series of radios from the IC-746 Pro on to the latest 7800 radios have a 4 memory digital voice and CW keyer built into the radio. This external Keypad, based on the official Icom circuitry can considerably help you on using the voice and cw keyer
  [ Hits: 58 | Votes: 1 | Rating: 8 ]

• AnyRig A Flexible Digital Mode Interface - This project uses an inexpensive Teensy microcontroller as the core of a flexible interface that provides a high-fidelity sound card and VOX functions for controlling the radio.The interface firmware supports variable VOX delay, CW and RTTY keying via audio (such as is available from Fldigi), and RTS and DTR control of any keying function, all via a single USB connection to the PC.
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• Digital Mode Interface - The use of an isolation interface between the radio and the pc is higly recommended,in order to avoid the problems that could be caused from ground loops. This project includes schematic and assembly instructions
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• DuinoVox USB interface - Cheap and easy to build digital modes USB interface for Ham Radio. The DuinoVOX Arduino powered digital modes USB interface for ham radio.
  [ Hits: 88 | Votes: 0 | Rating: 0 ]

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