Movies (1):  f 20cm(8") Twin

(right-)click on pictures in order to view (or download) the movies
.
8" twin, sparking 2m (6.6') in lighted room. 
11sec's, size 1'378'045 bytes
8" twin, sparking 2m (6.6') in dark room. 
22sec's, size 1'175'161 bytes
. .
8" twin, sparking 2m (6.6') in lighted room,
a grounded pin, set halfway between coils.
14sec's, size 1'569'315 bytes
8" twin, sparking 2m (6.6') in dark room,
a grounded pin, set halfway between coils.
17.5sec's, size 1'034'808 bytes
. .
Rotary spark gap (SRSG) operating at 200 BPS
8sec's, size 881'260 bytes
6cm spark from VK24c PT, 100V/20kV, 
operated as an induction coil, by means of dimmer (capacitor discharge 6.5uF on 230V AC line).
3.5sec's, size 193'372 bytes