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Chip Amps Amplifiers based on integrated circuits

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Old 23rd March 2005, 07:44 PM   #21
tiroth is offline tiroth  United States
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Join Date: Dec 2001
Location: Pittsburgh, PA, USA
10k load on output || 10k load from amplifier || cable capacitance; seems low to me. What about 100k?
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Old 23rd March 2005, 09:47 PM   #22
moamps is offline moamps  Croatia
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Join Date: Oct 2002
Location: Croatia
Originally posted by carlosfm
....Also, you will optimize dc-offset if instead of connecting NI directly to ground you use a resistor....
This isn't a good idea. This resistor will degrade the summing amp's characteristics. However, the sub's output is DC-free because the HP filter is inserted before the output.

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