# Phase Selectable VIC

Utilizing DPDT toggle switches to allow inline phase inversion of each VIC component allow significant selectivity in operational configurations.

450VDC push-pull EL34 vacuum tube driven VIC 4:1 stepdown ferromagnetic core

<iframe allowfullscreen="allowfullscreen" height="314" src="https://www.youtube.com/embed/YI8Mc8Q-tLQ" width="560"></iframe>

Earlier version of above, but with an added DPDT relay driven by a 3rd signal input and darlington driver, attempting the Crossover Voltage Switching utilized in the Steam Resonator.

<iframe allowfullscreen="allowfullscreen" height="314" src="https://www.youtube.com/embed/xCN0GVv7B1A" width="560"></iframe>

With the monster transformer in there, I would get a very strange buildup of electrostatic vibrations on the metal chassis. No vibrations were felt on the plastic of the meter panels, but everywhere on the metal parts.

<iframe allowfullscreen="allowfullscreen" height="378" src="https://www.youtube.com/embed/aYtpPiAnPqI" style="width: 674px; height: 378px;" width="674"></iframe>