This 1967 Motorola circuit is intended for operation with signals up to 250 MHz delivering a 50 MHz signal at the output. The transistor is the MM1941, uncommon today.
This high quality audio preamplifier uses three bipolar transistor and is powered from 24 V...
This circuit for analog video signals was found in the August 1970 issue of Radio Electronics...
This oscillator can generate 2 to 10 MHz signals and was found in an American 1980s documentation. The...