50 KHz IF (CB22243E)

Used in 1950s CW receivers, this type of circuit used germanium transistors. The circuit has excellent gain.

Field Intensity Meter (CB12832E)
This circuit, for bands above 15 MHz, was found in an Argentine publication from the 1970s. The L1...
Z Rec 650 V Schottky Rectifier Diodes
May 2017 - The new Wolfspeed 650 V Schottky rectifier diodes can now be purchased from Mouser...
Noise Limiter (CB13622E)
The action of this circuit, found in a 1977 amateur radio documentation, is like to a delay line....