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@ericfont

ericfont/circuit-20251210-0302.svg

Created December 10, 2025 08:00
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try sallen key lowpass
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circuit-20251210-0302.svg
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ericfont commented Dec 10, 2025

sim, with 100kHz cutoff

image

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ericfont commented Dec 10, 2025

sim with 30kHz cutoff

it looks extremely good:

image

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ericfont commented Dec 10, 2025

try two sallen-key at 200kHz cutoff

circuit-20251210-0316

not good

image

Were much butter off with just one at 30kHz cutoff.

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