The expansion rate of this circuit is determined by R. The circuit can use any operational amplifier and the power supply must be symmetrical. Resistor R must be less than 10k.
This circuit is from a 1978 publication, being connected to the contact breaker of cars that still...
Factor Q measures the selectivirty of a resonant circuit and also receivers. This circuits cen...
This circuit generates a 5.3 kHz linear ramp with the indicated components. The 7555 is the CMOS...