V
V
0 ... 500 V
0 ... 50 V
U
A
Fig. 1 Evidence for positive charge carriers
V
V
0 ... 500 V
0 ... 50 V
U
A
Fig. 2 Non-self-sustaining discharge
DC POWER SUPPLY 0 ... 500 V
V
V
0 ... 8 V
0 ... 12 V
U
F
I
G
I
A
DC POWER SUPPLY 0 ... 500 V
V
V
0 ... 8 V
0 ... 12 V
U
F
I
A
3
