Bistable 7400 (CB22408E)

The figure shows how to connect a 7400 to obtain a bistable configuration. The circuit must be powered with 5 V.

Four load control by relay (CB23781E)
This automation control circuit uses two relays to control 4 loads using just one switch. The...
Circuit for Inductors Test (MSB071E)
This circuit is used to test an inductor (coil) allowing the observation of its opration in an R-L...
Audio Frequency Triplicator (CB6313E)
This circuit found in a 1965 Electronic Design multiplies the frequency of a 400 Hz signal...