Meaning : Signalling System 2 (600/750 Hz tones)
Category : Telecommunications
Sub Category :Frequency channels
Type : Initialism
Signalling System 2 (600/750 Hz tones)
What is the full form of SS2 and meaning
In a multi frequency signaling system, this is a standard frequency that is pre set at 600/750 hertz range and is used in some types of analog communication.