This TTL circuit generates a 100 MHz signal for digital instruments. The CI is not easy to obtain, being of the high speed MECL type. The circuit is from a 1972 Motorola manual.
This circuit is from an American documentation from the 90's. The SCR can be of any type and the...
We found this circuit in the March 1992 issue of Radio Electronics magazine. The circuit has a...
This circuit uses the 741 Operational Amplifier to drive two LEDs. The LEDs indicate the signal of...