Lucent Technologies FiberReach DDM-2000 - Page 549

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Technical Specifications
Issue 3 June 2000
10-75
Tabl e 10-33.
SPQ
®
400 Electrical and Transmission Specifications —
Continued
Parameter Value
60-Hz Rejection > 20 dB
Cross talk (0-dBm0 input, 200 Hz to 3,400
Hz)
≤ −
65 dBm0
Impulse noise at a threshold of 47 dBrnCO for
15 minutes
≤
15 counts
Data pulse distortion (PAR)
- End-to-end > 90
-
SPQ
400 only (1/2 channel)
≥
94
Single frequency distortion with input of:
- 0 Hz to 12 kHz, 0 dBm0 <
−
28 dBm0 at 0 Hz to 12 kHz
- 1,004 Hz to 1020 kHz, 0 dBm0 <
−
40 dBm0 at 0 Hz to 4,000 Hz
Signal-to-distortion with input of:
-0 dBm0 to
−
30 dBm0 > 33 dB
-
−
30 dBm0 to
−
40 dBm0 > 27 dB
-
−
40 dBm0 to
−
45 dBm0 > 22 dB
System generated tones 0 Hz < f < 16 kHz <
−
50 dBm0
Gain tracking at 1,004 Hz, relative to 0 dBm0
-
−
37 dBm0 to
+
3 dBm0
±
0.5 dB maximum (
±
0.25 dB average)
-
−
50 dBm0 to
−
37 dBm0
±
1.5 dB maximum (
±
0.5 dB average)