The ADC801 is not an easy component to obtain today, but the configuration is worth reference. The circuit is from National Semiconductor's Linear Applications Handbook.
This dimmer was found in the Electronics Experimenter Special projects of 1983. The circuit uses...
The circuit shown is from the 1977 GE semiconductor manual. More modern equivalent SCRs can be...
What characterizes this type of configuration, which we find in a Texas Instruments application manual,...