FX-4C Transceiver
The FX-4C is a new SDR transceiver developed by BG2FX. It covers all of the major HF bands, and...
Category: News
Ham Radio Remote Control from Anywhere
The RemoteTx® ham radio remote control system is an economical way to control your amateur radio station through the...
ARRL RTTY Roundup ( RTTY, PSK, FT8/FT4, ASCII, AMTOR, and Packet )
Photo: LO5D ( LU9ESD Manu ) Contest Objective: Amateurs worldwide contact and exchange QSO information with other amateurs using digital...
Installed a HUGE 90m (300 feet) Receive Loop
Amazing 90m loop with 4:1 balun. How does it compare to the smaller Loop On Ground? Antenna Hunting Noise...
Ermak SDR Transceiver
Ermak SDR Transceiver https://sdr-ermak.com/ Review Kenwood TH-D74 VS Icom ID 51A June 02, 2017 No comments...
Visualizing the effect of a low pass filter on harmonics
I thought I’d share this little experiment, I found it quite interesting. Antenna DX Commander Part 2 – HF...
Measuring Balun Ratios
I have been asked how to measure the ratios of a Balun or an Unun. So if you’re someone...
Resonant Frequency of Antennas
“The feedline to an antenna will perform better if the antenna has the same impedance. Jim Heath W6LG uses...
RX Antenna – I Installed a Loop On Ground (LOG) for Ham Radio
“I have never tried a Loop RX antenna actually on the Ground! So today I tried it out for...
UBA 75 On The Air Event
On the occasion of the 75th anniversary of our UBA, more than 60 stations with the special ON75 prefix...