General Amateur Radio Exam part 5. Volunteer Examiners, good operator practices. Reactance demonstration.
DX Engineering Coax Cable Stripping Tools provide a new and easy way to prepare your 50 ohm coax cable for the installation of solder-type PL-2... Read more
Automatic Low-Pass Filter The HBF 1000 is a high power low pass filter, it’s designed to be used with a transceiever or amplifier to reduce the... Read more
U4 Digital & Analog Smart Radio 1．Description A new generation of Comart U4 series Digital & Analog smart portable, which was taken as... Read more
Jim W6LG demonstrates typical connections for a basic ham radio station; power supply, transceiver, microphone and key. In the next episode, other dev... Read more
FT8CALL “FT8, as we know, has dominated the airwaves for over a year now. Imagine the ability to have keyboard to keyboard ragchew, with... Read more
WSJT-X co-developer Joe Taylor, K1JT, has announced that major changes are coming to the FT8 and MSK144 digital protocols when WSJT-X version 2.0 arri... Read more
The third public test of FT8 DXpedition Mode on May 5 is being called a success. The goal of the exercise was to simulate a rare DXpedition pileup on... Read more