Indicated by Texas Instruments, this 1968 circuit measures the duration of a light pulse captured by a phototransistor. Equivalent phototransistors and transistors may be used.
The circuit we use makes use of Linear Technology's LT3080 (www.linear.com) which consists of a...
This circuit is from Popular Electronics from the 90s. The integrated circuit is not very common...
This traditional triac power control circuit can control loads up to 1000 W. The triac must be...