This circuit is from Motorola documentation, but can be implemented with virtually any phototransistor and any general-purpose transistor. The supply voltage can also be changed.
This circuit was obtained in a 1991 Electronics Handbook. The publication no longer exists, but...
In the figure we have an application for NLAS5113, a new device from on Semiconductor...
This circuit consists of an amplifying probe for oscilloscopes and other instruments that can...