This hybrid audio amplifier from National Semiconductor was found in the June 1994 issue of Electronics Now magazine. It is powered by 24 V.
This circuit was found in a 1977 Signetics manual. The 556 consists of a 555 double and the...
This circuit uses an operational that is not currently common. We found it in an old American...
This is an RF amplification step for small signals using the common base configuration. The...