The circuit shown has a voltage gain of 500 times and can use equivalent FETs like the BF245. The circuit is suggested by National Semiconductor in its 1994 Linear Applications Handbook.
An interesting option is the one that makes use of the MC3373 integrated circuit and which is...
This 1980s circuit was found in Motorola documentation. The circuit uses period components that admit of...
The MC33064 can also be used on this circuit of Motorola's 1993 Linear Interface ICs. The circuit...