neviem co to je, ale nasiel som to. skusal som hladat podla obrazka(vola sa to image reverse search), ale nic podobne to nenaslo.
tak som do googla hodil napisy z toho zariadenia a ....:
tuto je nieco podobne:
www.bobsavage.net/flexi/flexi.htm
...podla toho napisu si najdes vyrobcu:
http://www.thdelectronics.com/produc..._hotplate.html
ide o zariadenie THD Hotplate
popis:
The award-winning Hot Plate® is the world's most popular power attenuator. It lets you get your amp's full of distortion at any volume.
nemas za co