G3YNH.info

David Knight
Ottery St Mary, Devon, UK.

From Transmitter to Antenna:
HF power transmission theory and practice
.
AC theory, Components and Materials, Inductors and Transformers,
Impedance matching, RF bridges.

Using the SGC 230 'Smartuner' in a balanced antenna configuration.

GB2NLO Articles

Racal RA17:
Receivers,
Adapters, etc.

Notes on the Kenwood TS430S HF Transceiver

Nixie Tube and 74141 application data.
Digital Frequency Readout for Single-Conversion HF Radio Receivers.

MFJ989C Versatuner modifications.
Linear RMS Sensing Voltmeter and AM Detector.
Hi-fi detector for AM Broadcast, By Robert Batey.
TBA120 Series FM Demodulator ICs.
Microwave Modules MML144/100-LS 2m Linear Amp.

Links to related websites.


Last uploaded: 5th May 2013 (990 files, 172 MB)