TTL Logic Level Indicator (CB13788E)

This circuit is powered by the source of the equipment under analyze. We found this configuration in a 1974 documentation.

| Clique na imagem para ampliar |

DC to DC SMPS (CB9669E)
This circuit was found in an American documentation from the 80's. The components are from that...
Optical Power Modulator (CB14676E)
The circuit shown is from the Texas Instruments optoelectronics manual. It is intended for audio...
LED drive I (CB18890E)
This circuit drive an LED with constant current determined by the values of the resistors of 10...