Tele-Communication (Telecom) Terms Glossary and Dictionary

Warning Tone

Warning Tone is a high steady tone which warns an operator that the circuit he/she is connected to is not in condition for normal operation. Examples: An operator at an Automatic Display Call Indicator puts a plug into wrong jack, or an operator at a sender monitor puts a plug into a sender supervisory jack while the sender is under a test.



Related Terms:

Warning Tone