The shock is 2.5mH for frequencies between 3 and 30MHz. C is 1nF, R is 47k and the transistor can be of any type of general use. M is 0-1 mA and the supply is made with voltages from 3 to 6 V.
This is the conventional astable configuration of the 555 integrated circuit already explored in...
The maximum current of this circuit can reach 500 mA with BD136 and 1 A with TIP32. The circuit...
This circuit was found in a 1980s technical documentation. It tests the inverse characteristics of a high...