Electronic Dog Caller Circuit Schematic

Posted by admin

April, 2008

With this electronic dog caller circuit you can call your dog. Dogs can hear audio frequencies higher than humans do. This dog whistle schematic does not guarantee that only dogs can hear the sound, canaries, childs and even some adult peoples might hear the sound.
With 9V supply this power oscillator ( N1 … N3, R1 and C2 ), provides 15Vpp and 21KHz. At 1 meter the sound is 101dB so when use this dog caller take some precautions because seeting close to this circuit is equivalent seeting next to 1000W speaker.