Jon’s Tesla coil 12 Jun 2013 | 12:06 am

Many years ago I made a Tesla coil quite similar to this one, now I have I have made a new one! It was all going really well, I was running it and tuning it to close to resonance and getting up to 300...

Letter to Russell George on his backing of a cycle helmet campaign 30 Mar 2013 | 01:07 pm

Russell George, Montgomeryshire AM is backing a campaign aimed at “encouraging young cyclists not to ride unless they wear a helmet”. The campaign is backed by road safety campaigners BRAKE, the Bicyc...

Make your own screen wash 30 Nov 2012 | 07:16 pm

Screen wash, wind shield wash, windscreen washing liquid… whatever you call it, it is completely unreasonably expensive! There is is not much to it, some soap and something to stop it freezing… and, f...

LCD replacement on Samsung GT-S5360 30 Nov 2012 | 06:55 pm

Replacing the LCD on the Samsung GT-S5360 is one of the simplest I have ever done. A new LCD can be bought from eBay for under £20. Take the back off the phone, remove the battery, undo the four small...

Dog’s Death – John Updike 15 Oct 2012 | 03:25 am

Dog’s Death She must have been kicked unseen or brushed by a car. Too young to know much, she was beginning to learn To use the newspapers spread on the kitchen floor And to win, wetting there, the wo...

Step-by-step guide for removal and cleaning of EGR valve on 1.3 CDTi engine – [draft] 2 Sep 2012 | 09:58 pm

I have a Vauxhall Combo van 1.3 CDTi with fault code P0400, “exhaust gas recirculation flow malfunction”. This appears to be a common problem when these engines get older. The engine can also can, but...

Low-temperature, danger-free, home-built still [draft] 2 Sep 2012 | 07:46 pm

What kind of still? And why? Making a home built still is quite easy but really very dangerous – heat, naked flames, pressurised copper vessels and flammable gasses make for a pretty good bomb if thin...

OBDII / EOBD Scanner 2 Sep 2012 | 02:49 pm

I have bought myself an OBDII / EOBD scanner to fault find on cars with an engine control unit (ECU) or powertrain control module (PCM). Engine lamp on on your dashboard? Then give me a call and we wi...

The summit of Trum Gelli – panorama 10 Aug 2012 | 08:21 pm

Short Wave antenna matcher 1 Aug 2012 | 02:08 pm

Here is another thing I recently found in storage which I made myself at least twenty-five years ago. It is an antena impedance matcher for short wave radio, for matching random lengths of long wire t...