There are ten categories of schematics, a unified circuit analysis, design and theory page, and also a practical electronic section. The simulation section features the “TINA” and “Circuit Maker” programs. (this is a first generation website )
Circuit Exchange International
Some interesting sections are Alarms & Security Circuits, Control & Interfacing, Radio Circuits, Power Supplies & Circuits, Timing Circuits.
First created back in March 1999 and intended for electronics hobbyists, engineers and enthusiasts everywhere. Currently there are 310 schematics divided into 11 categories. Also included are tutorials, design and simulation sections. – Andy Collinson
eShop and How-To Videos for anyone who has an interest in Microcontroller Programming & Development. Components and Kits for the Electronics Enthusiast.
Proto-PIC – Prototyping for Hobbyists
A site designed for electronics and prototyping hobbyists and enthusiasts. This site has grown and is now a useful knowledge base and online shop for anyone who has an interest in Microcontroller Programming & Development or for anyone who has a love of electronics.
BBC Microbit – Accessories, Board & Kits for the Micro Bit
The BBC micro:bit is a tiny little computer, that is easy to program and small enough to fit in your pocket. It has built in Bluetooth , motion detection, a compass, and an LED display. We manufacture our own range of micro:bit Accessories and Kits right here in sunny Scotland.
Unit 17, Kirkcaldy Enterprise Centre, Myregormie Place, Mitchelston Industrial Estate
Kirkcaldy, Fife, Scotland, KY1 3PF