The FETs of this circuit can be the BF245. The circuit is from an old documentation and can be used in the amplification of infrasonic waves, of a sonic attack, for example.
We can produce pulses controlled through this circuit that can function as a shield if powered by a...
Found in documentation from the 1980s, this amplifier uses an integrated circuit from the time....
This circuit was obtained in a 1979 publication. The operational amplifier is of the type with...