RE: Looking for Voltage Control Switch Ideas

["Tesla list" <tesla@xxxxxxxxxx>]

Original poster: "Cameron B. Prince" <cplists@xxxxxxxxxx>

Hi Adam,

That's a nice looking schematic. I'm curious as to what you produced it
with. Also, are the dual filters precautionary or do you see significant
benefit by having one on either side of the variac?

Thanks,
Cameron

> -----Original Message-----
> From: Tesla list [mailto:tesla@xxxxxxxxxx]
> Sent: Friday, August 19, 2005 10:06 PM
> To: tesla@xxxxxxxxxx
> Subject: Looking for Voltage Control Switch Ideas
>
> Original poster: Yurtle Turtle <yurtle_t@xxxxxxxxx>
>
> I'm in the process of making a controller for my big
> coil:
>
> http://www.hot-streamer.com/adam/bigass_coil/coil09.jpg
>
> I'm more or less building this:
>
> http://www.hot-streamer.com/adam/bigass_coil/schematic.pdf
>
> I have two 1256's with a motor drive:
>
> http://www.hot-streamer.com/adam/garage/variac01.jpg
>
> http://www.hot-streamer.com/adam/garage/variac02.jpg
>
> The motor drive can be driven by a spdt switch or pulse
> driven. The drive speed is adjustable by a pot.
> I'm planning on using a spdt switch. I'd like to have a
> fairly large switch that is spring loaded so I can push it
> forward to increase voltage and backward to decrease it, with
> a spring returning to center. I need some ideas for a cool
> looking switch. some thoughts were a Hurst shifter, a boat
> throttle, or maybe a computer joystick. Does anyone have any
> better ideas?
> I can always rig up several limit switches to a non-switch
> device, such as a car shifter, but I'd prefer something that
> is already a switch. I've looked around for industrial
> switches like this, but haven't found anything.
>
> thanks
> Adam
>
>