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Timer ic used for mic muting status LED ( blinking)

Adobe Portable Document Format - 1.23 MB - 02/09/2023 at 14:31

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Dual inverter gate - used in mic muting circuit

Adobe Portable Document Format - 915.82 kB - 02/09/2023 at 01:30

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Single Schmitt-trigger inverter gate - used in mic muting circuit

Adobe Portable Document Format - 1008.20 kB - 02/09/2023 at 01:27

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21709c.pdf

Serial EEPROM

Adobe Portable Document Format - 337.98 kB - 02/09/2023 at 01:25

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OP-Amp Mic pre-amp

Adobe Portable Document Format - 627.79 kB - 02/09/2023 at 01:23

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Headphone audio amp

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CM6400.pdf

USB DAC/ADC

Adobe Portable Document Format - 6.10 MB - 01/21/2023 at 09:54

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sn74lvc1g3157.pdf

SPDT solid state switch used for mic switching

Adobe Portable Document Format - 2.92 MB - 01/21/2023 at 09:54

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CD4066BN.pdf

Quad Analog switch for mic input muting

Adobe Portable Document Format - 1.35 MB - 01/21/2023 at 09:53

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