Tele-Communication (Telecom) Terms Glossary and Dictionary
Recorder Warning Tone
Recorder Warning Tone is one of the audible tones in the telephone system. When recording equipment is used, the Recorder Warning Tone is connected to the line to inform the distant party that the conversation is being recorded. The tone source is located within the recording equipment and cannot be controlled by the party applying the recording equipment to the line. This tone is required by law and is recorded along with the speech. Recorder Warning Tone is a .5 second burst at 1400 Hz every 15 seconds.