German RDR50A HF Receiver

The RDR50A is a radio receiver with a transceiver options and is based on two 16 bit ADC with DSP. Photo by reuter-elektronik.de RDR50 Features: Frequency range 1 kHz – 30 MHz and 50 MHz – 54 MHz Units with option “FM” in addition 87.5 MHz – 108 MHz and 144 MHz – 148 MHz…

How to Make a Foxhole Radio

During World War II, GIs in the field built really amazing simple radios to listen too. These were made with materials that they could get their hands on and were small enough to carry around in a big pocket. You can modify this design if you want to set it up so that it’s tuneable…

R&S®EM100 Digital Compact Receiver

Digital compact radiomonitoring receiver from 9 kHz to 7.5 GHz. The R&S®EM100 digital compact receiver has been specifically designed as a cost-efficient mobile radiomonitoring solution. The receiver’s operation via remote control software and its monitoring functionality have been optimized for tasks requiring a handoff receiver in combination with a high-speed search receiver, for example. In…