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Re: [TCML] Off grid, medium size, 12V battery powered TC



Jonathan,

How about a mechanical inverter -- a suitably large DC or universal motor connected to an alternator with a belt or flexible shaft coupling. I've heard that automotive alternators with their diode bridges removed can make inexpensive and robust generators of three phase AC.

That way you can select components sized to the amount of power you want to burn, and you won't have any finicky silicon to destroy on the chain.

Dave

On 12/29/2010 11:15 AM, Jonathan Peakall wrote:
Paul,

I might try that, but my experience with cheap inverters is that they are easy to fry. I feel like I'd be pretty much sending it to a certain death. I may have to though, my HV bug is itching.

Jonathan



Why don't you just buy a cheap, Harbor Freight comes to mind, voltage
inverter and use it to power a regular 120 volt AC Tesla Coil with a neon sign transformer or OBIT? Harbor Freight has a sale going right now for a 1200 watt 12VDC to 120VAC inverter for $120 and that should work fine for powering a small TC. You certainly seem to have all of the 12VDC power you
would need available and if you burn up the inverter, $120 is a lot less
than damaging your other off grid equipment.
Paul
Think Positive

On Thu, Dec 23, 2010 at 2:44 PM, Jonathan Peakall <jpeakall@xxxxxxxxxxxx>wrote:

Hi all,

I moved onto my off grid property a while back. I'm itching to play with a
TC, but my power system involves expensive inverters and other control
electronics. What I'm looking for is a way to power a medium powered coil from a 12V battery bank. I have a 1200aH battery bank to play with, so I have plenty of power available. I have a 6" by 48" secondary handy, or I
could wrap somehting smaller. I'd be happy with 2' streamers.

Any leads on such a coil?

Jonathan


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