Re: hand crank coil for demos

["Tesla list" <tesla-at-pupman-dot-com>]

Original poster: "Steve Cook by way of Terry Fritz <twftesla-at-qwest-dot-net>" <steve-at-g8cyerichmond.freeserve.co.uk>

British Tele J sets produced about 70V loaded at about 50-100Hz or so,
unloaded about 200V
----- Original Message -----
From: "Tesla list" <tesla-at-pupman-dot-com>
To: <tesla-at-pupman-dot-com>
Sent: Tuesday, April 09, 2002 7:31 PM
Subject: hand crank coil for demos


> Original poster: "Jim Lux by way of Terry Fritz <twftesla-at-qwest-dot-net>"
<jimlux-at-earthlink-dot-net>
>
> Does anybody have any information on the voltage/current/frequency output
> from the usual "field telephone" hand crank generators?  It strikes me
that
> a cool demo for the kids would be to have a hand crank (or bicycle rig)
> that hooks up to a HV display (a TC).. the faster you crank, the bigger
the
> sparks...  Sure, you could just hook up an auto alternator, an inverter,
> and feed a NST, etc... but, that's a bit complex...
>
> This is a great motivator when demoing for a group.  When I built plastic
> bottle rockets (water and air propellant) for the kids, the hand bike tire
> pump was a big hit... The more you pump, the higher the rocket goes...
> (after a while, we fell back on the 2HP compressor, but...)
>
>
>
>