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Old 22nd June 2010, 08:21 PM   #1
timwebb is offline timwebb  United States
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Default kicker kx450.2

any one have a pic of the board?
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Old 29th June 2010, 05:04 AM   #2
timwebb is offline timwebb  United States
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anyone know what the driver transistors are for this amp?
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Old 29th June 2010, 11:35 AM   #3
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Which leg of the driver transistor is connected to ground?
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Old 29th June 2010, 04:53 PM   #4
timwebb is offline timwebb  United States
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2n4403 the collector is on the ground.
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Old 29th June 2010, 05:38 PM   #5
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You have the part number for the driver. Was there something else you needed?
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Old 29th June 2010, 05:51 PM   #6
timwebb is offline timwebb  United States
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i was trying to see if this was right cause they were changed
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Old 29th June 2010, 06:15 PM   #7
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The 4403 is likely to be the correct part.
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Old 29th June 2010, 07:58 PM   #8
timwebb is offline timwebb  United States
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here's the 494
1 1.5
2 3.6
3 05
4 0
5 1.46
6 3.44
7 0
8 10.75
9 7.77
10 4.91
11 4.91
12 4.91
13 21.09
14 10.75
15 4.63
16 4.62
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Old 29th June 2010, 08:29 PM   #9
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Assuming that the 21.09 is supposed to be 12.09 and reversing the last 8 pins, it looks OK. The amp should be producing rail voltage is you have the FETs and rectifiers in the circuit.
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Old 30th June 2010, 04:06 AM   #10
timwebb is offline timwebb  United States
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the amp has rail voltage and i have the fets in still not coming on?
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