Found in old documentation, this source uses an integrated circuit from that time, which is uncommon nowadays. The power source has a ripple below 1 mV.
This circuit has been found in an old documentation, but can be used as input shield for current...
This circuit generates signals from 0.01 Hz to 10 kHz, but uses unusual components today. The...
This circuit was found in the June 1969 issue of Radio Electronics magazine. The circuit uses a...