Of course, the current is extremely small, but a voltage of 300 V can be obtained from 9 V of a battery. The circuit is from an Electronics Now of May 1994. C1 adjusts the operating point.
This constant current circuit was found in the October 1993 Electronics Now magazine. The current can...
The 4066 is better than the 401 B because the 401 B has a lower internal resistance when the...
This circuit transmits beeps to receivers tuned in a wide range of frequencies placed nearby. The...