| JACOB'S LADDER |
 |
| I used my potential transformer. The current limitation was made with one of those ballast coils used in the high-pressure Hg lamp circuits. Because I have no variacs I will use this inductive ballast for my next spak gap TCs |
 |
 |
| JACOB'S LADDER |
|
| I used my potential transformer. The current limitation was made with one of those ballast coils used in the high-pressure Hg lamp circuits. Because I have no variacs I will use this inductive ballast for my next spak gap TCs |
|
|