Results tagged #Optical Sensor in Circuits
Optical proximity detector circuit diagram
A reflex isolators (A) the light reflected by an object detecting its presence. When an object is very close to the sensor (B), this techniq...
Digital displaying photoelectric counter circuit diagram
The circuit has optical input circuit (VD, 3DU12), pulse forming circuit (IC1A, IC1B form the voltage comparator; optical coupler; transisto...
Digital displaying photoelectric counter circuit diagram
The circuit has optical input circuit (VD, 3DU12), pulse forming circuit (IC1A, IC1B form the voltage comparator; optical coupler; transisto...
pcb Help identifying and finding shematics/datasheets for circuit board
The chip in the middle with the tiny bullet holes in it is almost certainly proprietary. At best you can salvage a few parts if your time is...
A contact-less digital tachometer based on optical sensors
The circuit for the Digital Tachometer/RPM Counter consists of only a few devices. Wire them up according to the following circuit diagram. ...
Optical Interruption Sensor
Using only an 8-pin IC and a few discrete components, you can build the infrared optical interrupter. The NE567...
Ambient-light-ignoring-sensor
A resonance-tuned narrow-band amplifier reduces this optical object detector"s sensitivity to stray light. C1 and L1 in IC2A"s feedback loo...
Optical-sensor-to-ttl-interface
This circuit is designed to detect a low light level at the sensor, amplify the signal, and provide a TTLlevet output. When the optical sen...