Hanssummers - hanssummers.com
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Ultimate QRSS kit 30 May 2012 | 06:59 am
The ultimate QRSS Transmitter Kit is produced by Steve G0XAR and Hans G0UPL in 30, 40 and 80m versions. The price is 15.39 GBP + shipping. This is approximately 19 EUR or 24 USD. To order: PLEASE VIS...
GSM/GPRS Data logger 30 Dec 2011 | 01:45 am
{gallery}gprslog/1{/gallery} GSM/GPRS Data logger, which can measure analogue or digital inputs, cache them in memory and upload them via the GSM/GPRS network to an internet database, send via email ...
DDS vs Si570 6 Apr 2011 | 11:03 pm
The Si570 is a relatively new device made by Silicon Labs. It's a very small device containing a crystal reference oscillator, digital Phase Locked Loop (PLL), and I2C interface so it can be programme...
30/40/80/160m QRSS Kit 24 May 2010 | 02:09 am
This QRSS Transmitter Kit is produced by Steve G0XAR and Hans G0UPL in 30, 40, 80 and 160m versions. The price is: 10 GBP + shipping. This is approximately 12 EUR or 15 USD. To order: PLEASE VISIT TH...
NBTV 6 Mar 2010 | 10:29 am
Right back to the days of the first Baird mechanical televisions in the 20's, the Narrow Bandwidth Television Association is keeping the memories alive and keeping enthusiasts entertained with a fine ...
Hellraiser transmitter 15 Jun 2009 | 05:49 pm
{gallery}hellraiser/title{/gallery} This page documents the beginnings of my work on a transmitter I'm going to name "Hellraiser". Ultimate idea: Feld-Hell on 20m. The valve is a massive TB4/1500 and...
Hans Summers Homebrew Radio, Electronics and Computing 26 Feb 2009 | 09:52 am
Radio, Electronics and Computing Projects by Hans Summers I make no claims for technical accuracy, good design, or necessarily even originality for the contents of these pages. Rather, I am a simple ...
