Group Delay; Absolute Group Delay; Group Delay Distortion - Meridian Nortel 1 Option 11C Technical Reference Manual

Group Delay

Absolute group delay

Group delay distortion

The absolute group delay is the minimum group delay measured in the
frequency band 500-2800 Hz. The absolute group delay meets the limits
given in Table 52.
Table 52
Absolute group delay
Interface type
Analog — Analog
Analog — Digital
Digital — Digital
The group delay distortion is the difference between the absolute group delay
(minimum delay) and the group delay in the range 500 to 2800 Hz.
Table 53
Group delay distortion
Frequency range
500-600
600-1000
1000-2600
2600-2800
Transmission parameters
Option 11C and 11C Mini
Page 173 of 544
Absolute Group
Delay Microseconds
3000
2700
2400
Group delay distortion
Microseconds
1800
900
300
1500
Technical Reference Guide