Cuckoo-song Generator

Posted on May 3, 2012

Agreeable, very close sound imitation Suitable for sound effects, door-bells etc. This circuit generates a two-tone effect very much alike the cuckoo song. It can be used for door-bells or other purposes thanks to a built-in audio amplifier and loudspeaker Used as a sound effect generator it can be connected to external amplifiers, tape recorders etc. In this case, the built-in audio amplifier and loudspeaker may be omitted and the output taken across C8 and ground.

Cuckoo-song Generator
Click here to download the full size of the above Circuit.

There are two options: free running, when SW1 is left open, and one-shot, when SW1 is closed. In this case a two-tone cuckoo song will be generated at each P1 pressing. Circuit operation: IC1 is wired as a square wave generator and produces both tones

Leave Comment

characters left:

New Circuits



Popular Circuits

Colour (Sound) Organ
Charger circuit V
Data separator
SCR relaxation flasher
Simple continuity checker
Voice Identifier Circuit
LA4440 Stereo Amplifier
multi channel audio mixer using lm 3900
NOVA1 Radio Data Downlink
2-Line Intercom-Cum-Telephone Line Changeover Circuit
High voltage generator circuit
A New Solar / Wind Charge Controller Based on the 555 Chip