Mar 7, 2008 #1 E elec.num Newbie level 1 Joined Mar 7, 2008 Messages 1 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,281 Activity points 1,286 telephone maximum current from line Hello, I would to know the maximum current that I can pull on a telephone line in the US, and what's the norm in correspondence? Thank you
telephone maximum current from line Hello, I would to know the maximum current that I can pull on a telephone line in the US, and what's the norm in correspondence? Thank you
Mar 7, 2008 #2 mister_rf Advanced Member level 5 Joined Feb 26, 2008 Messages 1,870 Helped 1,040 Reputation 2,088 Reaction score 953 Trophy points 1,393 Location Romania Activity points 11,515 I think off-hook current must exceed 20 mA to ensure activation of a network-access relay in the central office.
I think off-hook current must exceed 20 mA to ensure activation of a network-access relay in the central office.