electronic sound modeling mouse expeller circuit

Published:2011/6/10 7:15:00 Author:chopper | Keyword: electronic, sound modeling, mouse expeller | From:SeekIC

The principle of circuit is shown as picture 1.It is formed by time control circuit,meows generation circuit,power amplification circuit and so on.Time control circuit is formed by time base circuit IC1 NE555 and its peripheral resistance-capacitance component,diode.It is a impulse oscillator of adjustable dutyfactor,and its dutyfactor is controlled by R2 and R3.Meows generation circuit is formed by a CMOS integrated circuit IC2 KD-5605 and fixes meows in inner circuit by using storage technology.



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