This circuit was found in a 1975 documentation. Current general-purpose transistors can be used, and the power is supplied with relatively high voltage. The gain is 30 dB.
The operational amplifier is not very common today, but in its place an equivalent, even of...
We found this circuit in a documentation from 1966. The transformer is output for transistors. Resistors...
This circuit in the National Semiconductor Fast IC Power Transistor manual uses a special power...