Found in a 90s Electronic Design, this circuit generates harmonics from a sinusoidal input signal. The components used are still common today.
This amplifier became famous in the 1970s, it was sold in kit by Ibrape, Philips subsidiary for...
This circuit was found in documentation from Analog Devices from the 90s. The circuit uses...
A double relay reed is used to obtain the latched drive in this 1980 configuration. The circuit can...