General › G9 Antennas and Feed Lines › G9A03
G9A03
What is the nominal characteristic impedance of “window line” transmission line?
Pick an answer to check it.
Answer: D. 450 ohms
Window line, a common open wire style feed line, has a nominal characteristic impedance of about 450 ohms. Coax is typically 50 or 75 ohms.
Tip: Window line = 450 ohms.