28 MHz intruder problem worsens

The October issue of the IARU Monitoring System (IARUMS) newsletter reports that the intruder situation on 28 MHz is getting worse. It says “We found much CB-like traffic (AM, FM, SSB) between 28 and 29.7 MHz in September and again in October 2011. Origins: Europe, Brazil, Far East. Besides that we observed, that the band…

LD-1TR Software-Defined Transceiver

The LD-1TR is a NEW 5-Watt (nominal output) HF / MF transceiver for Amatreur Radio operators. It’s based on the LD-1B2 software defined receiver (in fact, there’s an LD-1B2 inside it and it looks just like an LD-1B2) but there’s an LD-1TX 5-Watt transmitter module inside the box. Like the LD-1B2, its low cost and…