Share High Voltage Generator made of GDT(gas discharge tube)04:33 0 Share 0 Likes 0 Dislikes Published on April 2, 2017 High Voltage Generator made of 300V GDT(gas discharge tube) GDT from telephone distribution panel. Category: #Video Submitted by: Admin Tags:discharge, GDTgas, Generator, High, Tube, Voltage About The Author Admin Related Posts