This circuit was found in a Hands On Electronics with the suggested application an optical link for wireless TV headset or remote sound. The circuit is battery powered.
January 2017 - Bourns' 100 mm motorized sliding pots can now be purchased from Mouser Electronics....
This circuit prevents the passage of frequencies in a range starting at 1 kHz and can be adjusted...
This circuit was found in old documentation, but the setting applies to any operational. Resistors...