The frequency produced by this oscillator depends on the temperatire sensed by a thermistor. The circuit uses an unijunction transistor and the output is a louspeaker. Frequency range depends on the capacitor´s value.
![](/images/sampledata/cb/cb931_0001.jpg)
The frequency produced by this oscillator depends on the temperatire sensed by a thermistor. The circuit uses an unijunction transistor and the output is a louspeaker. Frequency range depends on the capacitor´s value.