card. These specifications conform to CCITT R2 recommendations: Q.441, Q.442, Q.451,
Q.454, and Q.455.
Table 137: XMFC sender specifications
Forward frequencies in DOD mode:
1380, 1500, 1620, 1740, 1860, 1980 Hz
Backward frequencies in DOD mode:
1140, 1020, 900, 780, 660, 540 Hz
Frequency tolerance:
+/- 0.5 Hz from nominal
Power level at each frequency:
Selectable: 1 of 16 levels
Level difference between frequencies:
< 0.5 dB
Harmonic Distortion and Intermodulation
37 dB below level of 1 signaling frequency
Time interval between start of 2 tones:
125 usec.
Time interval between stop of 2 tones:
125 usec.
Table 138: XMFC receiver specifications
Input sensitivity:
accepted:
rejected:
-5 to -31.5 dBmONew CCITT spec.
-38.5 dBmOBlue Book
Bandwidth twist:
accepted:
rejected:
fc +/- 10 Hz
fc +/- 60 Hz
Amplitude twist:
accepted:
difference of 5 dB between adjacent frequencies
difference of 7 dB between non-adjacent frequencies
Norwegian requirement rejected:
difference of 12 dB (for unloaded CO trunks)
difference of 20 dB between any two frequencies
Operating time:
< 32 msec.
Release time:
< 32 msec.
Tone Interrupt no release:
< 8 msec. Receiver on, while tone missing
Longest Input tone ignored:
< 8 msec. Combination of valid frequencies
Noise rejection:
S/N > 18 dB No degradation, in band white noise
S/N > 13 dB Out-of-band disturbances for CCITT
XMFE sender and receiver specifications
Table 139: XMFE sender specifications
on page 300 and
on page 300 provide the operating requirements for the XMFC/MFE card when
Sender and receiver mode
Circuit Card Reference
July 2011 299
Summary of Contents for 1000 Series
Page 1: ...Circuit Card Reference Nortel Communication Server 1000 7 0 NN43001 311 04 04 July 2011 ...
Page 20: ...20 Circuit Card Reference July 2011 ...
Page 30: ...Introduction 30 Circuit Card Reference July 2011 Comments infodev avaya com ...
Page 116: ...Option settings 116 Circuit Card Reference July 2011 Comments infodev avaya com ...
Page 143: ...Figure 25 CP PIV card front Physical description Circuit Card Reference July 2011 143 ...
Page 148: ...NT4N39AA CP Pentium IV Card 148 Circuit Card Reference July 2011 Comments infodev avaya com ...
Page 287: ...Figure 86 Clock Controller Option 3 Operation Circuit Card Reference July 2011 287 ...
Page 302: ...NT5K21 XMFC MFE card 302 Circuit Card Reference July 2011 Comments infodev avaya com ...
Page 346: ...NT6D80 MSDL card 346 Circuit Card Reference July 2011 Comments infodev avaya com ...
Page 353: ...Figure 96 NTDK16 DLC Functional description Circuit Card Reference July 2011 353 ...
Page 461: ...Figure 147 Paging trunk operation Applications Circuit Card Reference July 2011 461 ...
Page 462: ...NT8D15 E and M Trunk card 462 Circuit Card Reference July 2011 Comments infodev avaya com ...
Page 500: ...NTAK09 1 5 Mb DTI PRI card 500 Circuit Card Reference July 2011 Comments infodev avaya com ...
Page 512: ...NTAK10 2 0 Mb DTI card 512 Circuit Card Reference July 2011 Comments infodev avaya com ...
Page 534: ...NTAK79 2 0 Mb PRI card 534 Circuit Card Reference July 2011 Comments infodev avaya com ...
Page 550: ...NTBK22 MISP card 550 Circuit Card Reference July 2011 Comments infodev avaya com ...
Page 560: ...NTBK50 2 0 Mb PRI card 560 Circuit Card Reference July 2011 Comments infodev avaya com ...
Page 595: ...Figure 165 MGC block diagram Introduction Circuit Card Reference July 2011 595 ...
Page 662: ...NTRB21 DTI PRI DCH TMDI card 662 Circuit Card Reference July 2011 Comments infodev avaya com ...
Page 668: ...NTVQ01xx Media Card 668 Circuit Card Reference July 2011 Comments infodev avaya com ...
Page 700: ......