This circuit is from the 1990 Motorola Data Databook. The circuit can be implemented with equivalent transistors. The power supply must be symmetrical.
In the figure we have a very low current DC to DC converter using a 555. The circuit can have...
This circuit found in Electronics Handbook, Volume XIII 1993 shows a simple configuration of a...
This very high input impedance preamplifier is from a publication of 1977 but can also be mounted...