This simple TTL circuit indicates which was the first to press one of the four pressure switches. The circuit must be powered with a voltage of 5 V.
This circuit was found in the 1967 RCA SCR manual. The circuit generates approximately 300 V at a...
Once turned on, this circuit causes an LED to remain lit for approximately 30 minutes. Larger...
The circuit shown was found in the National Semiconductor's Linear Applications Handbook of 1994....