We found this circuit in a 1996 publication. The circuit uses components that are still common. The timing depends on C1, which can be changed, and the triac can be of any type.
E) This soft start dimmer was found in a Motorola documentation from 1968. However, it can be...
This circuit source a voltage proportional to the number of the input pulses. The circuit has a...
This circuit was obtained from an 80s factory manual. The integrated circuits used are uncommon...