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Old 26th May 2011, 06:02 PM   #11
diyAudio Member
Join Date: May 2008
The TDA8920 is specified to work from 15 to 30 V DC. That is why the kit manufacturer tells you to connect 2x12,5 to 2x24 V AC to the rectifier.
You will need four batteries to make this work.
If you've always done it like that, then it's probably wrong. (Henry Ford)
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