Got hold of a powerstat, an old variable transformer from “The superior electric company Bristol Connecticut, U.S.A”
![Variable transformer](https://www.zeta-sound.se/wp-content/uploads/Variac2028129-1024x484.jpg)
Also found an old chassie donator. Runs 3A 0 – 230VAC and 0 – 320VDC. Nice for tool for tubeamps. VAC outlet on the right side and VDC on the front panel.
![Variable transformer](https://www.zeta-sound.se/wp-content/uploads/Variac2028229-1024x484.jpg)
![Variable transformer](https://www.zeta-sound.se/wp-content/uploads/Variac2028329-1024x484.jpg)
/Krister