The phasor is the ray weapon that we see in many science-fiction films. The characteristic sound can be imitated with this circuit found in Radio Electronics of the years 90.
This circuit was found in the July 1971 Radio Electronics magazine. The maximum current is of the...
Any general-purpose transistor can be used in this circuit that generates a rise ramp that can be...
This tri-state comparator was found in a circuit manual from the 1980s, but it can be easily...