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


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.

 

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. 

 

 


Revision #2
Created 25 June 2022 23:23:10 by Chris Bake
Updated 26 June 2022 02:47:44 by Chris Bake