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.
Discover the BIG SIGNAL DX-Quad antenna , this new design of a single element Multi-Band Quad covers up to 5 bands in HF from 10 to 20 meters. An incredible high-performance bi-directional antenna option to get started on the DX in HF witho... Read more
“We are pleased to announce the availability of V1.0a of the Spectrum Analyser software developed by Steve Andrew specifically for the RSP line of products. This is a very-much upgraded version of the original alpha release and includ... Read more
“SDRuno, the “house brand” software for the SDRplay family of “radio spectrum processors” has been updated with scanning capability. This review explores and demonstrates that capability, including an idea for... Read more
Description： RT90 supports analog and digital mode, It provides dual band, dual standby, dual display, dual time slot, operating on both 400-480MHz UH... Read more
14-year-old Snehal Vagadia VU3WHO successfully received his first Slow Scan TV image from the International Space Station on Sunday, February 10. It w... Read more
Retevis RT97 Portable Mobile Analog Mode Repeater Features: 1, Customizable: The TX and RX frequencies can be customized between UHF (400-470MHZ) 2,... Read more