Still untunned coil running at about 300V on the DC bus. I was expecting at this time to have the coil fully tuned and run some full power test, but the current situation is complicated. I can't test the coil at home (this is an old recording). After the situation settles i will tune the coil and do some long sparks music! For now the longest sparks are about 50cm long (secondary is 22cm high). And sorry for the shaky camera, there was a strong wind outside c