Cisco DOCSIS Instrukcja Użytkownika Pobierz pdf (Strona 6)

Data Sheet

Page 6 of 8

Specification Value

RF Upstream

Operating Frequency

Range

5 to 42 MHz, 5 to 65 MHz or 5 to 85 MHz

Transmitter Frequency

Range

5 to 42 MHz, 5 to 65 MHz or 5 to 85 MHz

Upstream Transmission 4 upstream channels

Modulation QPSK, 8 QAM, 16 QAM, 32 QAM, 64 QAM / ATDMA, 128 QAM / SCDMA

Maximum Data Rate per

channel

Channel Raw

Modulation Bandwidth (MHz) Data Rate (Mbps)

QPSK 1.6 2.56

16 QAM 1.6 5.12

QPSK 3.2 5.12

16 QAM 3.2 10.2

32 QAM 3.2 12.8

64 QAM 3.2 15.4

16 QAM 6.4 20.5

32 QAM 6.4 25.6

64 QAM 6.4 30.7

Bandwidth 200 kHz to 6.4 MHz

Maximum Operating Level

TDMA

SCDMA

Modulation One Channel 2 Channels 3 or 4 Channels

QPSK +61 dBmV +58 dBmV +55 dBmV

8 QAM +58 dBmV +55 dBmV +52 dBmV

16 QAM +58 dBmV +55 dBmV +52 dBmV

32 QAM +57 dBmV +54 dBmV +51 dBmV

64 QAM +57 dBmV +54 dBmV +51 dBmV

QPSK +56 dBmV +53 dBmV +53 dBmV

8 QAM +56 dBmV +53 dBmV +53 dBmV

16 QAM +56 dBmV +53 dBmV +53 dBmV

32 QAM +56 dBmV +53 dBmV +53 dBmV

64 QAM +56 dBmV +53 dBmV +53 dBmV

128 QAM +56 dBmV +53 dBmV +53 dBmV

Electrical

Input Voltage 15 VDC

Power Consumption

(DC, in modem module)

~12 Watts Online

Data Ports 1000/100/10BASE-T (Auto-negotiate with Auto-MDIX): RJ-45 Ethernet (4)

USB 2.0: USB Type 1 (1)

RF Female F-Type

Output Impedance 75 ohms

Mechanical

Dimensions (W x D x H) F-Type connector included:

5.6 in. x 7.3 in. x 1.9 in. (14.5 cm x 18.6 cm x 5 cm)

F-Type connector not included:

5.6 in. x 6.9 in. x 1.9 in. (14.5 cm x 17.6 cm x 5 cm)

Weight 13.7 oz. (0.390 kg)

Operating Temperature 32˚ to 104˚F (-0˚ to 40˚C)

Operating Humidity 0 to 95% RH non-condensing

Storage Temperature -4˚ to 158˚F (-20˚ to 70˚C)

1 2 3 4 5 6 7 8

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