KG4JJH’s FT-817 Vocal Master Kit

I had a lot of fun operating low power with my Yaesu FT-817 portable HF transceiver, but have often wished that it had some audio or RF processing to add a little SSB punch. There are some excellent audio processing access – sories available commercially, but I thought this would make a great home-brew project…

Reuter DR50B HF QRP Transceiver

The German “RDR50B” is a radio receiver with transceiver option and based on DSP (two 16-bit ADC). He has a 18 cm (7 “) wide screen with touch panel. The entire unit is operated via this touch panel and the control knob. The desired settings can be tapped directly on the display and then changed…

KX3 Overall Architecture

The revolutionary Elecraft KX3 HF transceiver puts the world in the palm of your hand! Despite its small size, it covers all amateur bands from 160-6 meters, operates in all modes, and has DSP-based features usually found only on larger radios. The KX3’s unique form-factor allows you to operate from anywhere. Fold out the rear…

QRP Transceiver FT818 YAESU

YAESU FT-818 QRP Transceiver – the next generation of famous FT-817. FT-818 Photoshop version All mode, all bands 1.8-1296MHz with 5MHz and 70MHz US version with additional 500 KHz and 5 MHz Bands QRP 5W RF (2W 1296MHz not yet confirm) 3.5AHr Li-Ion battery pack (2hr charging) Built in random wire and whip auto-ATU Full…