This RF amplifier step has a dynamic range of 140 dB and can amplify signals from 0.5 to 40 MHz. FET is old, but modern equivalents can be used.
This configuration makes use of an LM3900 transconductance operational amplifier. The transistor can...
This ouput push-pull stage using bipolar transistors was found in a publication of the year 1968....
In fact, this dimmer can be used with currents up to 1.5 A according to the General Electric...