The purpose of this circuit is to limit noise peaks on a radio receiver. The circuit is from an 80's documentation. The diode is commonly used and the circuit is applied to a receiver IF stage.
In the figure we have a circuit that allows us to obtain a variable voltage of approximately 0.5 to 25 V...
This circuit show the performance of a GraetzBridge or Diode Bridge usedin full-wave rectifers....
May 2017 - The new ROHM SFR series anti-sulfur resistors can now be obtained from Mouser...