This circuit was found in a Signetics documentation from the 1980s. Next to the figure are the waveforms of the generated signals. The transistor admits equivalent.
We found this circuit in an English publication from 1980. The transistor can be either the BC548...
This power supply is indicated to power small loads up to 30 mA. The original output voltage is 6...
This is a amplifier for XTAL high impedance earphones or piezoelectric types. Current drain is...