Colin's Webpages

Welcome to my web pages. Everything here is organised under these main topics, and the first four topics have their own buttons on the page header:

Electronics - Introduction to principles and design of electronic circuits, semiconductors, valves (tubes), electronic and mechanical data, constructional articles (including some previously published in magazines and journals), geiger counter, amateur radio, GPS

Software - Free software for circuit/schematic drawing and netlisting, RF propagation prediction, IRC, Y2K checks, etc.

Blog - blog of miscellanous things

Links - Resources on the Web

Colin's Econobear - Economic and financial news (mainly for bears)

Miscellaneous
Brunel Museum and Thames Tunnel
Chrissie Hynde of The Pretenders
Albania Travelogue: Pictures and diary from November 1987
My copy of Edvard Munch's "The Scream", done in September 2004
Online Number of the Beast Calculator
CV/Resumé
Element 79
Trams & Light Rail
General Eisenhower Arrives [Historic Photo]

Colmasys Ltd. - 3D graphic design services, software and electronics consultancy

Contact me via the email address shown in the footer below (same details also available on this page)