This setting applies to virtually any photo transistor and any operational amplifier. The power supply must be symmetrical, and the gain is determined by the relationship between R2 and R1.
The circuit shown in the figure is suggested by Intersil (www.intersil.com) and makes use of the...
This circuit was obtained from American documentation from the 1990s. The transformer can be a car...
National Semiconductor suggests the figure circuit for stabilizing the peak value of an...