Found in the April 1978 issue of Radio Electronics magazine, this circuit is intended to be powered by a symmetrical 15 V source. The signals are low intensity.
The circuit below is suggested by National Semiconductor in technical documentation on the LM3909....
This circuit was found in Philips documentation from 1969. The components are from the time...
This circuit is from the 1994 Linear Applications Handbook by National Semiconductor. The FET can...