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Re: Pease tuneable MFB band-pass filter

 

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What I wrote:This sub-circuit name is not defined.X1 3 2 8 4 1 UniversalOpAmp was copied from the Spice output log.

On 2025-05-16 18:16, Tony Casey via groups.io wrote:
There is no .subckt named "universalopamp". It's called "level1".

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Regards,
Tony

On 16/05/2025 18:40, John Woodgate via groups.io wrote:
This sub-circuit name is not defined.
X1 3 2 8 4 1 UniversalOpAmp

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Best wishes John Woodgate RAYLEIGH Essex OOO-Own Opinions Only If something is true: * as far as we know - it's science *for certain - it's mathematics *unquestionably - it's religion

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