This 555 IC circuit was found in the November 1994 issue of Radio Electronics magazine. The circuit can be powered by voltages from 12 to 24 V.
The National Semiconductor LM675 operational amplifier can provide up to 3 A of output current. In the...
We found this circuit in a 1969 Mullard documentation. The same configuration appears elsewhere in...
Found in a PE Hobbyst Handbook of 1991, this circuit was originally proposed to time photographic...