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Old 29th July 2004, 11:44 PM   #1
ecman is offline ecman  France
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Default The cheapest op-amp on earth ?

How much would cost the cheapest stereo amp ?
Which part are required then ?
Which chip and what kind of power supply ?
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Old 2nd August 2004, 09:28 AM   #2
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Check the TDA series out, and look up where you could get components. Heres i a handful of projects

http://www.electro-dan.co.uk/electronics/index.html
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Old 2nd August 2004, 11:34 AM   #3
johnf is offline johnf  Germany
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If you also seek an opamp, the NE5532 offers quite a lot for the price if you can accomodate their high input bias current. They are 28 cents each at www.riechelt.de.
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