This converter was found in the June 1991 issue of Radio Electronics magazine. The circuit uses common circuits at the time and its operating range can be changed.
The circuit was found in the February 1992 Radio Electronics magazine. The scale can be changed by...
This circuito from the 1977 GE Semiconductor Manual circuit provides timings from 0 to 90 seconds...
This circuit is from a publication from 1980 and can be used as an amplifier to supply loads up to...