This circuit amplifies signals from 0.5 Hz to 300 kHz. We found it in an old documentation. Equivalent transistors may be used. The gain is 20 dB.
This dual operational circuit of the time was found in an American 1980s documentation. The...
Using two common operationals, such as 741, this circuit serves as a medium control in an...
The purpose of this 1-transistor amplifier is to allow the use of a milliammeter in an application...