How-To's

A variety of technical projects described in full

How to solder electronics If you want to learn how to solder electronics then this is the place to be! Now also available on Kindle, sponsored by Antex (Electronics) Ltd. Read more...

How to repair a laptop's DC jack - accidental damage to a laptop's power inlet can result in expensive motherboard repairs. However if you can solder and have some dexterity, you can repair this common problem yourself.

The first part looks at a typical laptop disassembly - yours might be much easier! - and part 2 offers practical tips and guidance to remove and replace a damaged d.c. laptop jack.

In this article we show how to fit a car reversing alarm, with guidance and a review of the Conrad Parking System. Practical hints and photo show you what's involved with a typical four sensor assembly.