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Children and home workshops 6 Aug 2013 | 05:00 am
Should children be in home workshops, doing their own projects?
A Drill Press or Lathe Tacho 6 Aug 2013 | 05:00 am
Build your own cheap and easy speed readout for a drill press lathe, mill or other machine tool.
Incredibly cheap voltage switch 6 Aug 2013 | 05:00 am
Over the years we have covered a number of different voltage switches. But this one is different - it's amazingly cheap and doesn't need to be built from a kit.
One Very Stiff Body! 6 Aug 2013 | 05:00 am
All other things being equal, a car body that is stiff in bending and in torsion will handle better, be more durable and also has the potential to do better in a crash. Here is how a stiff body was ac...
Building Ultra Light-Weight Tubular Frame Vehicles, Part 2 23 Jul 2013 | 05:00 am
Tricks and tips for keeping strength up and weight down of ultra light-weight tubular frame vehicles.
The Golden Arrow 23 Jul 2013 | 05:00 am
It was in March, 1929 that Major H O D Segrave of Britain beat the Land Speed Record, driving the Golden Arrow. Evocatively named, it was also beautifully designed and built - a far cry from some of t...
Portable Light-Weight Drill 23 Jul 2013 | 05:00 am
Got a cordless battery drill that has a stuffed battery? Like to have a light-weight, effective and very cheap hand-held drill? The answer is easy: just salvage a few parts from the tip or garage sale...
Circulating Timer Module 9 Jul 2013 | 05:00 am
Here's a great electronic module that can be used to pulse an output. It is widely adjustable, with both the "on" and "off" times able to be set separately. It uses a relay output that is able to driv...
Chasing Overheating - Again! 9 Jul 2013 | 05:00 am
Previously I looked at the problems I was having with my V8 Cobra replica in the overheating department. I finally solved most of the problem by converting the single pass radiator to a triple pass de...
Building Ultra Light-Weight Tubular Frame Vehicles, Part 1 9 Jul 2013 | 05:00 am
Building tubular frame vehicles that typically weigh less than 25kg - 50kg - the type of vehicles powered by human legs, a smallish electric motor or a small internal combustion engine.