Tech Stuff

Mechanics of a model boat being constructed based on John Fitch's steamboat

http://en.wikipedia.org/wik...

This is my James coombes Engine which I have completed over the last few months

This clip is from the Aquarium in Parque Narcoes in Lisbon, Portugal. About half way through the clip a bird "flies" into shot apparently obliviou...

Quick clip of me turning the intermediate webs on a Whittle V8 crankshaft. The shaft is supported in a couple of slotted sleeves and clamped with ...

http://richarddawkins.net - On the 30th of September 2007, Richard Dawkins, Daniel Dennett, Sam Harris and Christopher Hitchens sat down for a firs...

http://richarddawkins.net - On the 30th of September 2007, Richard Dawkins, Daniel Dennett, Sam Harris and Christopher Hitchens sat down for a firs...

Nope, no blunder at all, as the decay rates of cobalt-56 and cobalt-57 show.

Here the engine is running on 60 PSI compressed air. The engine speed is being regulated by the governor - this can be seen by the fact that the ...

This clip shows the action of the governors as built for my version of the Stuart Victoria.

Here is my version of the Stuart Victoria, just running in prior to final tweaking being done. The engine was started in December 2008 and there...

Short video to show the valve drive gear in operation. I'm turning the engine by hand in this shot hence the jerky motion. I could claim it's you...

Here is an initial run of the Stuart Victoria I am building. I've been recording progress at my Wordpress blog:

http://stevewithnell.wordpres...

Winding valve springs for the Nemett 15S. The Lathe is a Sieg C6B, modified with a low speed range to allow operations such as threading and spri...

Scratch built Nemett 15S running in