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 circuit enables the bilateral command of triacs with the use of low current switches. The...
The integrated circuit in this application is from the 80's, not being common nowadays. It...
This circuit may be used in IF steps of dual-conversion receivers, i.e., a type of receiver that uses...