This circuit is from an 80's publication. It makes use of small 6 V x 50 mA incandescent lamps. The diodes can be general purpose or even 1N4002. The transformer is 6.3 V with 100 mA or more current.
Found in an old Popular Electronics this circuit can also be adapted to be used as a shield. In...
Found in a 1967 RCA documentation, this AC power grid contactor can be fitted with modern...
) The phasor is the ray weapon that we see in many science-fiction films. The characteristic sound can be...