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Chip Amps Amplifiers based on integrated circuits

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Old 25th August 2005, 05:11 PM   #1
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Default bass boost

i was wondering what is the simplest way to build a simple bass boost circuit using a small op amp? maybe u could post me a schematic? thanx
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Old 25th August 2005, 08:23 PM   #2
guzzler is offline guzzler  Scotland
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You could use a simple shelving filter, as used in the PPA.

http://elvencraft.com/ppa

C7, R7, S1. It's very simple and I really like the sound
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Old 25th August 2005, 11:30 PM   #3
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but how would i connect that into a normal non-inverting amplifier like the one in the national datasheets
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Old 26th August 2005, 09:05 AM   #4
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One way to do it
http://www.linkwitzlab.com/filters.htm#9
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