How to Check main causes of Hissing Noise on phone line ?
The main causes of Hissing Noise on phone line
Precipitation can leak into phone lines and cause disruptions. Lightning, even at a distance, can damage the connection.
Checked the connections the cable and the Sockets
If you have the Test socket or the First Socket where the Telephone is is entering .. check the Connections there
* Electrical interference:
Check the Power lines,
Check radio or television transmitters, transformers and other electronic devices may causing noise on the phone line.
* Other phone devices:
Check for the Connection to the FAX check by unpluging the FAX Machine or answering machines,
Disconnect the other phones and line splitters --
Disconnect the Splitters or devices that allow two phones to fit on one phone jack -- can cause phone line noise.
* DSL services:
The high-frequency signals coming from DSL (digital subscriber line) devices sharing the phone line can create problems for other technology connected to the line.
***Note : high-frequency signals coming from DSL helps for FAST Internet Connection speed which sometime cause the problem to the Phone or Voice signals for this need to contact to ISP to check the Voice margin .. that may effect your internet Speed
IF the above wont work..
You can try keeping the device near Heater .. it could be the Moisture which might causing this issue
Show the Device to the Service provider to repair it
on Jan 22, 2010 | Cell Phones