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Old 27th September 2011, 05:26 PM   #1
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Join Date: Sep 2006
Default Audio Driverboard Question

Anyone know the part numbers needed for this board??

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Old 27th September 2011, 06:28 PM   #2
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Join Date: Sep 2006
I meant

U3 and U4

U6 is an lm 293..

Just need to know what U3 and U4 are ?
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Old 27th September 2011, 08:50 PM   #3
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Join Date: Sep 2008
Location: Near Seattle Wa
Please supply make and model,,,, I assume that this is a car stereo. Look very closely for any mumbers, try wiping the chip off with a tiny bit of water. Picture is not quite enough information.
"You can keep your insurance baby nothing is guaranteed" -Tom Petty
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Old 27th September 2011, 11:13 PM   #4
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Join Date: Nov 2003
Location: Louisiana
U3 is a TL072 U4 is an LM211.
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