High Power Alarm (CB20475E)

We found this circuit in a Popular Electronics from the 90's. The circuit uses three SCRs to trigger the loads.

Two Transistor Flip Flop (CB822E)
This experimental flip-flip changes its state by the command of two push-buttons. The state is...
MAX2248 Power Amplifier 1.9 GHz - Maxim
September 2017 - Maxim Integrated is making available by Mouser Electronics the MAX2248, a power...
Stabilizer for Grid Voltage with the 741 (CB1238E)
This circuit was obtained in an English publication of 1975. It is a circuit that stabilizes an...