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Voice recording and playback circuit
Source: InternetPublisher:司马缸砸光 Keywords: voice circuit switch Updated: 2020/11/09
Shown is the voice recording and playback circuit . In this circuit, the integrated circuit SR9 K30 is a semiconductor memory. The voice is converted into an
audio signal through the pickup and recorded in the SR9 K30 . When the sound is played, it is emitted by the speaker. The recording and playback control is completed by switches Ki and Kz.
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