This low-noise, low-drift amplifier was found in a 90's EDN. It can be implemented with modern equivalent operational amplifiers. The font must be symmetrical.
July 2017 - The new Texas Instruments UCC20520 isolated drivers are already in the stock of Mouser...
This circuit from Ferranti was released in 1969. It makes use of the company's transistors that admit...
Based on a unijunction transistor, this circuit was found in the January 1994 issue of Electronics Now...