SDR Tx Software
Software Defined Radio Transmitter Software, written by Peter Martinez, G3PLX. Takes microphone input and generates the I/Q output drive for a quadrature upconverter forming the heart of an SDR Transmitter.
The software offers : One or two soundcard operation, Tuning / CW tone output, automatic microphone gain adjustment, LSB/USB/AM/FM modes, amplitude and phase balance.

WSJT Logger Produces a log file of all WSJT Decodes, use for JT4 / JT65 beacon monitoring.
Install in the same directory as WSJT.EXE. The software works by looking for updates to the ALL.TXT file, extracting new data to the log file

SDRtxr.zip
Download the latest version of G3PLX SDR Transmitter software

RF Design Software

PIC Projects and Code

DFCW keying for weak signal microwave working

New File Encryption Software for Windows Simple, straightforward and strong protection for critical files against unauthorised access using a well known, proven symmetric algorithm

GEOG2 - The Original Location & UK Height Database (0.5km grid)
For DOS / Command Screen, but still seems to work on most modern computers.

9852CALC.EXE Utility for driving the AD9852 DDS Module running PIC Code DDSPC

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All software is provided free for you to download for personal use.
But writing it is very time consuming, especially as I sometimes get requests for customised code which are usually honoured

So please consider making a donation via Paypal to give some impetus to further additions here ...