11 to 32 MHz amplifier (CB22024E)

Found in an old English publication this circuit uses a dual gate MOSFET. Coils not specified.

0.5 W Transistor Audio Amplifier (CB233E)
This basic amplifier using complementary transistor in the output sources about 0.5 W of good...
Symmetrical 12 V Power Supply (CB20020E)
Despite being from an old documentation, this circuit is currently feasible just by using modern...
AC Phototransistor (CIR812E)
This circuit is suggested by the Optoelectronics Sourcebook by Texas Instruments when AC signals...