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…

Information on Free Radio Network

VoIP Gateways, connected to the FRN Network, give a bigger range to portable/mobile radios. These gateways are situated on different locations. Everything that is received by one gateway is send to other gateways over the internet. The other gateways retransmit the received signal. The gateways use the FRN Client software and are connected to a…

HAMPLUS MBD-8E Antenna Decoder

The MBD-8E is a remote control unit used to control antennas switchers. They have memory and band decoder. Each MBD-8E is able to control up to eight antennas through keys of momentary contact, illuminated by LED. By using two or more MBD-8E it’s possible to expand to 16 antennas or more. The illuminated keys indicates…