This circuit was found in the 1990 Motorola Dataar Linear. We can mount it with more modern equivalent transistors. Output transistors shall be provided with heat radiators.
July 2017 - Mouser Electronics announced the availability of the new NXP MRFX1K80 RF LDMOS...
This micro-transmitter for the FM band was found in documentation from the 90s. The circuit is...
This mixer was found in Silicon Chip documentation from the 90's. The circuit uses integrated...