This stabilized power supply was found in the 1974 Ferranti transistor manual. The power transistor must be mounted on a heatsink.
This sophisticated inverter circuit of excellent performance was found in a French publication in 1995. The...
The integrated circuit used in this application is the Texas Instruments LMV358A, a low voltage...
This circuit is from 80s documentation, using still common CMOS components. The display is 7...