This circuit generates sinusoidal signals from 15 Hz to 15 kHz. The circuit is from Electronics Now magazine from December 1995. The power supply must be dual.
This circuit can measure frequencies up to just over 1 MHz and uses CMOS technology. The circuit is...
This variable oscillator was found in a Mullard transistors manual from 1960. The resistor R5 is...
This circuit, from a 1988 documentation, consists of an automatic temperature control using an NTC...