POTS Testing and Fault Location
The POTS Toolbox
4
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Table 4-11. Types of VF Tones
Tone Description
Single Tone
• Continuously transmitted single tone
• Settable level from +3 to -20 dBm
• Settable frequency from 24 Hz to 20 kHz
3-Tone Sweep
• Sequence of 3 tones, each lasting four seconds
• 404, 1004, 2804 Hz
• 0.0 dBm fixed level per tone
10-Tone Sweep
• Sequence of 10 tones, each lasting three seconds
• 404, 804, 1004, 1204, 1404, 1604, 1804, 2004,
2804, 3004 Hz
• 0.0 dBm fixed level per tone
30-Tone Sweep • Sequence of 30 tones, each lasting two seconds
• 304 Hz to 3304 Hz (in 100 Hz increments)
• 0.0 dBm fixed level per tone
SmartTone
• Composite signal (100 simultaneous tones)
• 300 Hz to 3400 Hz, Preset levels