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@ericfont

ericfont/circuit-20251126-1909.svg

Created November 27, 2025 00:08
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back to integrate feedback and then integrate with input
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ericfont commented Nov 27, 2025

sim, oscillates above 1 MHz

image

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ericfont commented Nov 27, 2025

noise peak is between 250kHz-450kHz

image

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ericfont commented Nov 27, 2025

modulation output directly from inverter:

image

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ericfont commented Nov 27, 2025

image

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ericfont commented Nov 27, 2025

increase sim timestep to 1GHz

image image image hmm...something's not quite right

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ericfont commented Nov 27, 2025

actually slew of the inverter's output was low...simply increasing that slew seems to improve dramatically:

sim

absurd SNR:

image image

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ericfont commented Nov 27, 2025

image

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ericfont commented Nov 27, 2025

audacity doesn't see any noise:
image

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