This circuit for analog video signals was found in a March 1988 Radio Electronics. The Maxim integrated circuit can still be found.
The circuit shown in the figure can be used to connect a loudspeaker to an amplifier only after...
The circuits shown below consist of diode protections against accidental polarity reversal in the supply...
This circuit was obtained from an 80's EDN. The components used are still common. The circuit can be...