Using the M1575 this switching converter was found in National Semiconductor documentation from the 90s. The circuit has a maximum output current of 1 A.
Motors up to 2 A DC can be controlled by this circuit that we find in the manual for linear...
We found this circuit in the October 1992 Radio Electronics magazine. The frequency is given by C1...
This voice scrambler is used to obtain effects in the 2.5 to 5 kHz range. The circuit is from...