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anasta Guest
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Posted: Sun May 16, 2004 7:55 am Post subject: I am looking for an amplifier |
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I am looking for a schematic for a preamplifier, for which the amplifier coeficient may be changed by a microcontroller. Is there such an Integrated circuit? |
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elp4u Guest
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Posted: Sun May 16, 2004 7:58 am Post subject: |
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There are many IC like this, made by Philips, which are controlled by a 2-wire I2C bus, i think they are from the series TDA8ХХХ - check out the Philips web site if you are talking about digitally controlled ICs and you are good in programming. |
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