This circuit for a 6.3 V lamp was found in a 1970’s RCA documentation. The circuit applies to any triac and the LDR can be of any type.
This circuit consists of a rearrangement of the previous circuit also using 4 relays. We found this...
This circuit limits the intensity of an audio signal from a control voltage. The circuit is from a...
This limiting circuit or Clipper was found in a 1977 documentation. The circuit uses only passive...