This circuit tunes MW radios to apply the signal to a good audio amplifier. The circuit is from an old documentation. Transistors are general purpose types.
This circuit inverts the signal of any logic using a general purpose PNP transistor. The supply...
This Industrial Track or overhead crane slows down when it detects more objects. The circuit has a...
This stage of IF to 455 kHz operates with voltages from 1.5 V. We find it in a 90s Popular...