This circuit was obtained from a 90s Radio Electronics. The value of R1 determines the scale according to the table next to the diagram. The power suppley must be symmetrical.
For a negative voltage of -48 V, this circuit from the 2005 Linear Technology manual makes use of an...
This circuit is indicated to power TTL circuits with current drains up to 500 mA. The transistor...
The number of pulses produced by this circuit depends on the switch pressed. The circuit is from...