This amplifier, for millimeters from 0 to 1 mA, was found in a 1957 Raytheon publication. The circuit can be assembled with more modern transistors and R3 can be 47k.

This amplifier, for millimeters from 0 to 1 mA, was found in a 1957 Raytheon publication. The circuit can be assembled with more modern transistors and R3 can be 47k.