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This circuit employs two multivibrators and a linear integrator to produce a tone whose frequency rises and falls smoothly in the manner of a siren.
This circuit employs two multivibrators and a linear integrator to produce a tone whose frequency rises and falls smoothly in the manner of a siren.
Electronic siren
Elektronische Sirene
Harding, M. (Autor:in)
Radio and Electronics Constructor ; 29 ; 44-46
1975
Aufsatz (Zeitschrift)
Englisch
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