Autore: iz4wnp
Malachite V4 SDR DSP Radio Receiver 50KHz – 2GHZ
50KHz-2GHZ V4 Malachite SDR DSP SDR Radio Receiver AM/SSB/NFM/WFM Shortwave Radio with Speaker Expansion Module “Here we take a look…
Monitor Station Lextel MS-2000
Lextel MS-2000 is an RF Transmitter Station Monitor which analyzes auxiliary devices and antenna characteristics as well as the source…
Japan International DX Contest
==== New Category Multi 2TX (2021-03) We will have the “MULTI-OPERATOR 2-TX” category in 2021. (CQ-WW Two-TX QSY rule will…
CQ DX Marathon updates
Photo: PY5EG In 2005, W9KNI and CQ Magazine asked me if I was interested in managing a new contest for…
ARCO Cross Controlled Rotators
Demonstration of ARCO feature to control another rotator physically connected to different ARCO controller. ARCO is a completely self-contained stand…
FCC Amateur Radio Application Fee: Good, Bad, and Ugly
The FCC application fee for amateur radio licenses takes effect on Tuesday April 19, 2022 Antenna The Take-off Angle Theory…
What is an Octopus Antenna?
This is another question from Charles. What is an Octopus Antenna? Antenna Yaesu Antenna Rotators G 450A April 28, 2015…
End-Fed Half-Wave Antenna Kit | Part One: BUILD
Get radio active! In this video, you’re guided STEP-BY-STEP by ARRL member Rob Zielfelder, Jr., N1NUG, to build an End-Fed…
CountyComm GP-7 SSB ( GEN 4 ) General Purpose Radio – Organic Gray
The new GP-7 SSB radio is made based on a continued request for an excellent quality general purpose information radio. These radios…
