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.
The integrated circuits used in this oscillator are not very common today, as we obtained it in...
This circuit is suitable for applications in medical, research and industrial equipment. The...
This amplifier with the LM1098 and LM101 by Motorola from a 1990 manual can be designed with more...