'PNPN' definitions:
Acronyms for '
pnpn
'
From:
V.E.R.A.
Positive Negative Positive Negative [devices]
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
V
W
X
Y
Z
