This circuit appears elsewhere in this section and on this site. The circuit generates a linear ramp having been found in 1980s documentation. The transistor is a general purpose type.
This circuit was found in an American 1980s documentation. Dual FETs can be replaced by single...
August 2016 - It can be obtained from Mouser Electronics the new single controller LCD S1D13L04 from...
Found in an 80's Hands On Electronics, this circuit turns on a light when it gets dark and goes...