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Cable Modem
Cable Modem
Detailed Cable Modem Description
Radio frequency specifications:
a) Common:
1) Input impedance: 75 ohm
2) Connector: F - type connector, female
b) Downstream:
1) Euro DOCSIS
9) Frequency range: 108 - 862MHz (edge to )
) Bandwidth: 8MHz
) Operating level: -17dBmV - +13dBmV at 64QAM or -13dBmV - +17dBmV 
at 256QAM
) Modulation: 64QAM / 256QAM
22) Symbol rate: 6.952Msym / s at 64QAM & 256QAM
2) DOCSIS
9) Frequency range: 88 - 860MHz (edge to )
) Bandwidth: 6MHz
) Operating level: -15dBmV - +15dBmV
) Modulation: 64QAM / 256QAM
22) Symbol rate: 5.056941Msym / s at 64QAM / 5.360537Msym / s at 
256QAM
c) Upstream description:
1) Euro DOCSIS
9) Frequency range: 5 - 65MHz (edge to )
) Bandwidth:
) TDMA: 200, 800, 400, 1600, 3200 and 6400kHz
) S - CDMA: 1600, 3200 and 6400kHz
22) Modulation: QPSK, 16QAM, 8QAM, 32QAM, 64QAM, and 128QAM
) Symbol rate (): 160, 640, 320, 1280, 2560 and 
5120kSymb / s
) Symbol rate (S - ): 1280, 2560 and 5120kSymb / s
) Operating level (): +8 to +54dBmV (32QAM, ) / +8 
to +55dBmV (8QAM, ) / +8 to +58dBmV () 
) Operating level (S - ): +8 to +53dBmV (all modulations of 
S - )
2) DOCSIS
9) Frequency range: 5 - 42MHz (edge to )
) Bandwidth (): 200, 800, 400, 1600, 3200 and 6400kHz
) Bandwidth (S - ): 1600, 3200 and 6400kHz
) Modulation: QPSK, 16QAM, 8QAM, 32QAM, 64QAM, and 128QAM
22) Symbol rate (): 160, 640, 320, 1280, 2560 and 5120kSymb / s
) Symbol rate (S - ): 1280, 2560 and 5120kSymb / s
) Operating level (): +8 to +54dBmV (32QAM, ) / +8 
to +55dBmV (8QAM, ) / +8 to +58dBmV ()
) Operating level (S - CDMA: +8 to +53dBmV (all modulations of 
S - )

Other specifications: 
a) Compliant:
1) DOCSIS 1.0 & DOCSIS1.1 & DOCSIS2.0 compliant
2) DOCSIS and Euro DOCSIS compliant in one modem
b) Interface:
1) CPE interface: USB1.1 & ETHERNET 10 / 100BASE - T (auto ) 
2) Cable interface: F - type connector, 75ohm, female
3) LEDS: Status, PC, Cable, Power 
c) External power adapter: Input: 110 - 240AC, 50 / 60Hz
d) Protocol:
1) MAC protocol: Ethernet & USB
2) RF MAC protocol: () DOCSIS1.0 / 1.1 / 2.0
3) Network protocol: IP / ICMP / ARP / RARP
4) Transmission protocol: TCP / UDP
5) Application protocol: SNMP / TFTP / DHCP / BOOTP
6) Remote management protocol: SNMP
e) Environmental parameters:
1) Operating temperature: 0 to 40oC
2) Storage temperature: -10 to 80oC
3) Operating humidity: 10 to 90% R. H. non - condensing
4) Dimensions: 204mm L x 150mm W x 50mm H

Inner packing:
Dimensions (L x W x ): 204 x 150 x 50mm

If you would like more information about Cable Modem, please contact us or visit our website for more details.

Contact information: Inquire
Address: 35 / F, Block A, Electronic Science & Technology Bldg, 2070 Shennan () Road, Shenzhen, Guangdong Province. China
Company Name: China National Electronics Import & Export Shenzhen Company
Contact Person: Shuyao Zhang, Weiyang Wang
Fax: 86-755-83783603
Telephone: 86-755-83783605,83783601
Website: www.ceiec4.com
Zip: 518031

 
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