Found in a 1964 Electronic Design this transistor limits signal amplitude to a load. The output is limited to 0.2 V using germanium diodes.
This doorbell or buzzer as announced in a 1990s US publication uses an operational amplifier that admits...
This circuit was found in the National component manual which is not currently simple to obtain....
This circuit has a maximum frequency of 10 kHz and a linearity better than 0.01%. The circuit is...