Welcome to Andy Clarkson's Websites


Iguana

Why the lizard?

555 Timer Circuits

555 Timer Circuits

This website allows you to obtain component values or time periods for circuits using the 555 timer IC.

There is also a selection of projects that can be built with a description of how they work.

Satellite Finder

Satellite Finder

This website allows you to obtain azimuth, elevation and skew angles for any geostationary satellite, for anywhere in the world.

Photography Calculator

Photography Calculator

This website allows you to obtain Depth of Field and Hyperfocal Distance information for various cameras and lenses.


My websites are best viewed on a PC or MAC with a screen resolution of at least 1366x768.


This page has had 25607 visitors so far.


Please mail any comments to andrew.cl@rkson.uk and put "lizard" in the subject line.