Newly and updated Garmin POI for amateur radio repeaters in Malaysia available for download. Kindly…
The two phrases above are probably the most common phrases used in any QSO. One…
Arduino APRS [AVR] Automatic Packet Reporting System (APRS) is an amateur radio-based system for real…
This is my setup on Kenwood TS-570D HF Transceiver with Kenwood MC-80 desktop microphone. mic…
Modkit is an in-browser graphical programming environment for microcontrollers. Modkit allows you to program Arduino…
Become a Ham Radio Operator A Yaesu FT-2000 tranceiver. Photo by Hideki Saito on flickrAmateur radio is…
An antenna tuner, also known as a transmatch, is a device for correcting an impedance…
A duplexer is a device that allows bi-directional (duplex) communication over a single channel. In…
An antenna loading coil is an inductor placed in series with an antenna element in…
Cavity filters are the basic circuitry behind a Duplexer and are sharply tuned resonant circuit…
