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Barry's Coilguns

Mark 3

  1. Introduction
  2. Transformer
  3. Firing Tube
  4. Terminal Strips
  5. Expenses
  6. Voltage Sweep
  7. Battery Test
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Expenses

How much money did I spend on the Mark III coilgun? What parts does it really need?

Stupid Things I Bought for Mark III Coilgun

Here is a detailed record of all my expenses on this coilgun. Later we'll delete the items that weren't used or didn't help, and then claim we meant to do that. This will make people think I know what I'm doing.

Cost Description Date Useful?
$34.00 12 AWG magnet wire, 100 feet 02/12/00 Y
3.50 cheap voltmeter 02/12/00 Y
16 power pack 30vdc 500mA, 4ea. @$4 02/12/00 no
30 12,000mfd 200vdc capacitor, 2ea. 02/19/00 Y
27.10 "Electric Motors and Control", Irving M. Gottlieb
ISBN 0-07-024012-4		 02/19/00 no
2.49 4-pos barrier strip, 300vac 20amp, 2ea. 02/19/00 Y
1.79 5-pos barrier strip, 300vac 20amp 02/19/00 no
2.49 8-pos barrier strip, 300vac 20amp 02/19/00 no
1.79 5/16" plastic tube (7.9mm), 3pc. 02/19/00 Y
1.79 11/32" plastic tube (8.7mm), 3pc. 02/19/00 no
6.84 cheap plastic 16" toolbox from Sears 02/20/00 Y
7.89 plywood base, 1/2" x 2' x 2' 02/20/00 Y
4.95 Silicon Power Cube 02/20/00 Y
20.00 Microsoft Visual J++ 6.0 04/10/03 no
19.00 Powerex 110 Amp Stud SCR, 5@ 3.80 ea 01/26/04 no
57.00 ea SCR 110a 200v Stud SCR, 3@ 19.00 ea 01/27/04 no
15.96 Toshiba 200 Amp IGBT Module, 4@ 3.99 ea 01/30/04 not yet
$252.59      
 
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