This circuit is from an old American publication, using transistors of the time and operating with a 48 V power source. The load is 2.2 ohm, and the transistors must be replaced by modern equivalents.
This analog TV circuit generates bars in the NTSC standard. We found it in the July 1991 issue of...
In the figure we have the receiver of a sequential remote control operating at a frequency in the range of...
We found this circuit in a French technical documentation from 1982. The circuit can be...