קיט בנוי – מערכת הטמעת הקלטה 680 שניות עם חיישן
| This circuit is a Digital Audio Player which can be activated by the passing of the object through the sensor. Any voice not more than 680 seconds in duration can be digitally recorded on to the IC1 via MIC or external signal input. This circuit can be incorporated with the donation box to give out some gratitude message or music etc., every time the donation was granted through the sensor
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