Reactancelabs OpenSynth 3000 Kit

High performance phase locked loop frequency synthesizer kits. Assembly manual on CD included – 3000 – 3450 Mhz frequency synthesizer kit – Can be programmed between 3000 MHz and 3500 MHz. – Assembly manual on CD included – 3000 – 3450 Mhz frequency synthesizer kit – Can be programmed between 3000 MHz and 3500 MHz…

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DIY: JYE Tech™ FG085 miniDDS kit

The FG085 is a low cost yet versatile function generator capable of producing signals of many common waveforms. As an easy-to-use tool operation of FG085 is very simple and straightforward. It is an ideal test/experiment tool for electronic hobbyists and students. This is the kit version of FG085. All SMT parts have been pre-soldered on…

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DIY: piGate – Raspberry-Pi APRS

APRS (Automatic Packet Reporting System) is an amateur-radio based system for realtime communication using digital packets sent over radio links. I present here, an implementation of an APRS iGate using the Raspberry-Pi. An APRS iGate is an Internet gateway that gates packets from the radio/RF side to the  APRS-IS on the Internet (and vice-versa). The…

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