This 1 kHz filter was found in the March 1997 issue of Electronics Now magazine. The circuit is applicable to any operational amplifier with a dual power source.
This pocket radio for the medium wave band was found in the Radio Electronics magazine of January...
Other operational amplifiers of the same series can be used on this circuit found in Motorola's Linear...
This is the normal configuration of the LM12 as a high voltage amplifier. The LM12 consists of a...