This circuit was found in a Popular Electronics from the 90s. The circuit uses a general purpose JFET. The coils depend on the signal range that must be amplified.
This interesting circuit suggested by Motorola increases the duration of a pulse produced from the...
This symmetrical power source for currents up to 1 A was found in a 1986 documentation, serving...
We found this circuit in the Linear Applications Handbook of the National Semiconductor of 1994....