Coaxial cable for transmitting video surveillance image signal, its characteristic impedance is ()
A . 50 Ω
B . 100 Ω
C . 25 Ω
D . 75 Ω
Answer: D
Coaxial cable for transmitting video surveillance image signal, its characteristic impedance is ()
A . 50 Ω
B . 100 Ω
C . 25 Ω
D . 75 Ω
Answer: D