990DSL
Users Guide
A-8
Operational Specifications (continued)
Function Range
Accuracy
Send WB/BB Tone
Frequency
10 kHz to 1.2 MHz
5
0.1%, 508.63 Hz
multiples
25 kHz to 18 MHz
6
0.1%, 4312.5 Hz
multiples
Amplitude
0.0 dBm (fixed)
±1 dB
Impedance 100
Ω
, 135
Ω
1
%
WB/BB Impulse Noise
Impedance
100
Ω
, 135
Ω,
Bridged
4
1 %
Filters
E, F, G, 1.3 MHz,
20 MHz
-
Test Time
1 to 1440 minutes
(24 hrs.)
1 %
Impulse Counter
0 to 9999
-
Counter Threshold
0 dBm to -40 dBm
-40 dBm to -50 dBm
±1 dB
8
±3 dB
8
(Typical)
Count Interval
8 / second
-
DSL Auto-Test
Data Rate Estimation
ADSL/2 (1.104 MHz)
0 – 8 Mb/s
±0.1 Mb/s (Typical)
ADSL2+ (2.208 MHz)
0 - 16 Mb/s
±0.2 Mb/s (Typical)
VDSL (17.664 MHz)
0 - 55 Mb/s
± 2 Mb/s (Typical)
VDSL2 (30 MHz)
TBD
TBD
Содержание 990DSL
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