FUNcube SDR USB Receiver

The FUNcube SDR USB dongle is an SDR (Software defined radio) receiver built as a USB stick. The receiver covers a frequency range of 64 to 1700 MHz and can display/receive a spectrum of up to 80 kHz. The FUNcube SDR receiver was developed to support the FUNcube satellite project of AMSAT-UK. This project is…

Dunestar HF Triplexer PLUS Package

The 333 Triplexer is based on the work of K6KV as presented in the June 2010 QST Magazine article “HF Yagi Triplexer Especially for ARRL Field Day”. Applications range from Field Day, to Emergencies, to Contesting, to DXpeditions. The Triplexer effectively makes one tower and a triband yagi into 3-towers and 3-yagis, while adding only…

ICOM MXA-5000 Dual Channel AIS Receiver

AIS Dual Channel Receiver The MXA-5000 dual channel AIS (Automatic Identification System) receiver allows boat owners to receive AIS information (both Class A and Class B AIS signals) on two channels simultaneously and outputs this real-time information to a computer, radar or a chart plotter, thus aiding navigation and collision avoidance. WHAT IS AIS? AIS…