The transistors in this circuit can be the BC548 and it also functions as a logic function. The supply voltage depends on the circuit to be excited.
Wired to the output of any amplifier this circuit makes an incandescent lamp flash according the...
The block shown in the figure, although it is known to many readers, is not always in everyone's memory...
This old amplifying stage was found in radios and small amplifiers of the time. The circuit is...