This circuit uses currently uncommon components, including the 10.7 MHz (FI) filter. This circuit was found in Motorola's 1990 Linear Databook.
This variable oscillator with power step for alarms was found in an American documentation from...
Found in an English documentation from 1982, this circuit can be changed to operate in a different...
The circuit is suggested by Motorola in its 1990 Linear Databook but operating from the same...