radio mod

radio mod

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• Baluns and common mode chokes - Voltage baluns versus Current baluns. When to use them, differences, and typical usage in feeding antennas, or in resolving radio frequency interferences.
  [ Hits: 402 | Votes: 1 | Rating: 10 ]

• North Wales Amateur Radio Group - North Wales Amateur Radio Group (NWARG) was formed in December of 2019 by a group of radio amateurs that yearned for a local club that encouraged it’s membership to use all modes of amateur radio, to experiment with radio, to learn about radio and above all to be friendly and supportive of all of it’s members.
  [ Hits: 142 | Votes: 4 | Rating: 9 ]

• Amateur Radio - State of the Hobby - Survery - Annual poll for radio amateurs - the good, the bad, the ugly! This is an annual survey conducted among the online community, and it represents the status of amateur radio. The authors ask to hams several questions, from the most used operating modes, to the typical ham radio lifestyle habits.
  [ Hits: 263 | Votes: 3 | Rating: 5.67 ]

• Retevis - Manufacturer of two way radios based in Shenzhen China. Retevis produce commercial, personal and amateur radio handheld and mobile transceivers, either for analog and digital modes. Retevis produce also two-way radio accessories and repeaters.
  [ Hits: 203 | Votes: 2 | Rating: 5 ]

• Amateur Radio Microwave - Introduction - Introdcution to Amateur Radio Microwave. A 21 page presentation of ham radio microwaves concepts for beginners. Frequencies, modes and activities. How to get started, what equipment is needed and some pictures of ham radio microwave station setups
  [ Hits: 415 | Votes: 0 | Rating: 0 ]

• Icom IC-756PROIII - Icom UK Discontinued products - A page dedicated tho the IC-756PROIII transceiver. This radio, discontinued, incorporates many of the features that made its predecessors so successful. However, the integration of the latest technology employed in the IC-7800 such as receiver technology, +30dBm class IP3, miniscope makes this new rig the very pinnacle of the IC-756PRO series.
  [ Hits: 162 | Votes: 1 | Rating: 9 ]
• ICOM 756 and 756PRO - Ini this article the author compare the Icom 756 and Icom IC 756 PRO. Comparison is very detailed and includes S Meter Calibration, Microphone Gain, Transverter Jack, the noise blanked, the spectrum analyzer, audio quality, notch filter, compression meter, noise reduction, sensivity and filter settings along to many other features making this article a must for who want to compare this two models
  [ Hits: 234 | Votes: 1 | Rating: 8 ]

• Icom IC7300 Modifications by M0FOX - Icom IC 7300 noisy Fan replacements with a whisper quiet Noctua NF-A8 / PWM and installing and configuring WSJT-X with IC 7300 correctly
  [ Hits: 312 | Votes: 2 | Rating: 10 ]

• Yaesu FT-991 Memory Manager - Free memory management software for the Yaesu FT-991 and FT-991A models. It runs only on Windows 7, 8, 8.1, 10 both 32 and 64 bits, it also permits basic remote control features and allow backup and restore settings and memories. Documentation in mainly in French.
  [ Hits: 1424 | Votes: 7 | Rating: 6.61 ]
• FT991 MARS Mod - This modification will expand the tx frequency range of the Yaesu FT-991 from allowing just ham radio bands, to all bands 1.8 - 30MHz and 50-54 MHz.This information is solely for use by licensed members of MARS (Military Affiliate Radio System) or CAP (Civil Air Patrol)
  [ Hits: 927 | Votes: 5 | Rating: 3 ]

• AirHamLog - Online Amateur Radio Logbook - AirHamLog is a modern logging software for amateur ham radio operators. The software works inside your browser, making it possible for you to use with any device connected to the internet. AirHamLog currently supports Windows, MacOS, Linux, iOS, and Android that works with modern browsers. AirHamLog has ability to export QSL cards as PDF files. All of your log data is stored on the cloud. You can start using AirHamLog for free today
  [ Hits: 549 | Votes: 1 | Rating: 10 ]

• xCAT xDAX for macOSX and FlexRadio 6000 - xCAT is an helper application for the FlexRadio 6000 series running on macOS computers to control via CAT protocol tranceivers, while xDAX purpose is to provide a way for Digital Mode Software like Fldigi, WSJT-X to access the digital audio data (DAX) of the FlexRadioTM
  [ Hits: 198 | Votes: 0 | Rating: 0 ]

• sodiraSDR - Software Radio - Software Defined Radio (SDR) for analog and digital modulation modes, can demodulate AM envelope, AM synchronous, AM stereo, LSB, USB, FM, FM Broadcast, DRM30, DRM+
  [ Hits: 363 | Votes: 4 | Rating: 8.75 ]

• WSQCall A Weak Signal QSO mode for LF/MF - Amateur Radio enthusiasts who are interested in the LF and MF bands may be familiar with WSPR and WSJT JT9. Used as a propagation probe or beacon, WSPR allows very weak signals to be detected, frequently as weak as -27dB SNR.
  [ Hits: 186 | Votes: 0 | Rating: 0 ]

• 100 Watt RF Power Amplifier for 2 GHz - Modification to an old cellular phone base station modules, with a fairly reduced output power (10 watts or so), the stock power amplifier modules will cover the 2.3 GHz and 2.4 GHz amateur radio bands.
  [ Hits: 162 | Votes: 0 | Rating: 0 ]

• The Micro20 III Pocket Size SSB RTX for 20m - DK7IH QRP transceiver for 14 MHz. This small and compact home made transceiver with a max power output of 5W, the VFO module is based on the clock oscillator chip Si5351A by Silicon Labs ATmega168 and OLED 1306
  [ Hits: 252 | Votes: 3 | Rating: 10 ]

• Hermes-Lite Low Cost HF SDR - The Hermes-Lite is a low-cost direct down/up conversion software defined amateur radio HF transceiver based on a broadband modem chip and the Hermes SDR project. It is entirely open source and open hardware, including the tools used for design and fabrication files. Over 300 Hermes-Lite 2.0 units have been successfully built.
  [ Hits: 519 | Votes: 0 | Rating: 0 ]

• Optocoupled Transceiver-PC Audio Isolator project - An optocoupled audio interface between PC and Transceiver for digital modes. The article includes full schematic of complete board and build instructions.
  [ Hits: 197 | Votes: 0 | Rating: 0 ]
• Apple MacBook interface for digital modes - How to make a custom Line In connector for apple macbook or iMac to connect your amatur radio transceiver. A simple modification of a standard USB audio interface can work.
  [ Hits: 135 | Votes: 0 | Rating: 0 ]

• miniVNA PRO Modifications - The mini Radio Solutions miniVNA PRO is the only affordable vector network analyser (VNA) I know of that offers remote wireless operation. This is very interesting because it allows to measure the input impedance of HF antennas installed at height without having to deal with coax cable lengths, baluns nor common mode suppression chokes. However, to render the miniVNA PRO truly field proof, it requires a number of significant modifications.
  [ Hits: 136 | Votes: 5 | Rating: 7.8 ]

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