Found in a 90s R-E Experimenters Handbook, this circuit amplifies signals from 100 Hz to 3 MHz. The circuit has a gain of approximately 30 dB. Bipolar transistors are general-purpose types.
This circuit is based on a double operational amplifier of type NE5512 and is suggested by Philips...
The presented circuit uses an LM3900, transconductance operational amplifier. It was found in the...
This sensitive 4-transistor signal follower can be used in both audio and RF circuits. P1 is a...