Doorbell Sound Kit
SKU
FK240
In stock
$2.50
Overview
Small Doorbell Sound Kit
This is a small sound generator kit.
It is suitable for beginners.
Technical specifications:
- power supply: 6-12VDC.
- consumption: 105mA max.
- dimensions: 1.02 x 1.06 inches
How it works:
TR1 and TR2 is configured as a sound oscillator with the frequency dependant on the resistor and
capacitor.
This frequency can be adjusted by changing the value of resistor R2 and capacitor C2.
Comes with 8& 0.25W speaker.
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