winter

The balast on fluorescent lamps is used only briefly during the initial stage of the ingnition. After that, the electricity flows through the lamp itself bypassing the balast. It is this flow (arc), that causes pickups to hum. And yes, in order to bridge the gap inside the lamp tube, a high voltage (7KV or greater) is needed.

Drumland and sound Papanastasiou 93 kai Agias sofias me Filippou sto kentro 2310 909 554 6948 522 121

Drumland papanastasiou 93 kai agias sofias me filippou, kentro, til: 2310 909554 6948 522121