JIm, W6LG shows how he recently used 2 off the shelf coax switches to connect 2 antennas to his transceiver at the same time. This simple solution replaced a box with vacuum relays, a control box and control cable.
VHF
RSGB Radio Communication Handbook
14th Edition Edited by Mike Browne, G3DIH This new edition of the RSGB Radio Communication Handbook has as always been updated and re-written so that... Read more
Promotion video of ICOM IP730D/IP740D
The IP730D series is an innovative hybrid IP radio with licensed professional radio mode for local and nationwide communications. Read more
University in Poland will Launch Balloon with VLF Transmitter On Board
A balloon experiment by Warsaw University of Technology is planned to lift off on September 12, carrying a unique very-low-frequency (VLF) 210-meter l... Read more
IC-SAT100 Operation Guide
https://www.youtube.com/watch?v=O_0sqZIjiCc Read more
ISS 437.800 MHz cross band FM repeater activated
At 01:02 GMT on September 2 a cross band FM amateur radio repeater with a downlink on 437.800 MHz was activated on the International Space Statio. The... Read more
Baofeng UV-82×3 Triband Ham Radio Review and Power Testing
https://www.youtube.com/watch?v=nkZheUgugdQ Read more
Open Source Satellite Work Determined to be Free of ITAR
The United States Department of State has ruled favorably on Open ResearchInstitute’s commodity jurisdiction request, finding that specified?Inf... Read more
Equipment
The New FTDX10 Compact HF/50MHz 100W SDR
The New FTDX10 Compact HF/50MHz 100W SDR NEWSFLASH ! ML&S are pleased to announce a new radio from Yaesu ! The all new compact Yaesu FTDX10... Read more
RF SHARK SHORTWAVE RECEIVER KIT
The receiver works according to the double superhet principle and is designed for the frequency range from 40 kHz to 30 MHz. It is characterized by an... Read more
VisAir QRP
VisAir QRP Read more
The Classic Astatic D-104 Microphone
Let’s take a quick look at the classic Astatic D-104 microphone! Read more
Ailunce HS2 HF VHF UHF SDR Transceiver
HS2 is an ultra-portable full-frequency full-mode SDR radio. Receive frequency coverage 300K~1.6GHZ. The built-in network port can realize remote oper... Read more
Soundcards and the SignaLink USB
Soundcards and the SignaLink USB Read more
