I have car coil driven by 555 ic that part seems to work fine
From car coil I have 3 20Kv 500pF caps then my spark gap
Conneted to my pri. Pri is 3/16 copper wire 8'' dia approx 6'' tall
At 7 windings
Sec is 28ga wire 3 1/2 dia 14 1/2 '' tall 1080 windings
Can't get any spark at the spark gap
Seems like caps are not charging
Can anyone help
THANKS