Author Topic: Polytone preamp  (Read 3040 times)

diablochris6

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Re: Polytone preamp
« Reply #15 on: March 14, 2017, 08:56:39 AM »
Looks neat. What is your rail to rail voltage? I only glanced at the original schematic, but it looks like the circuit goes from -15V to +15V. Are you using a charge pump?
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add4

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Re: Polytone preamp
« Reply #16 on: March 14, 2017, 08:57:44 AM »
Looks neat. What is your rail to rail voltage? I only glanced at the original schematic, but it looks like the circuit goes from -15V to +15V. Are you using a charge pump?


Yes. I used -9v/+9v


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