Japan Castles On The Air (JACOTA)
Compact/Light weight Tripod for JACOTA Operations
I have a lightweight and convenient tripod for installing the antenna, I would like to introduce its usability.
Making a 50 MHz monoband MLA without a variable capacitor
This time I made a MLA that uses only easily available components.
Technical Trivia by Dr. FB
The principle of PLL
Learn the basic of PLL technology again
I wanted a signal generator for testing radios, and while thinking about making it, I came up with the principle of PLL.
Report from Thailand
RAST Talks, RAST CW Challenge Results
Despite the cancellation of many planned activities that involved social gatherings, RAST continued to engage its members through a new project called “RAST Talks” .
Investigating the PRR (Personal Role Radio), a transceiver used by the British military
An active military radio that I obtained for investigation; it is a 2.4GHz, 50mW digital transceiver that can be operated only with two AA batteries.
FB NEWS Worldwide June 2021View Back issues