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Zoom Telephonics Model 5241 Cable Modem

BH #ZOECMUE • MFR #5241-02-00G
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Zoom Telephonics Model 5241 Cable Modem
Key Features
  • 42Mbps Downstream/10.2Mbps Upstream
  • Ethernet & USB
  • SNMP Management
  • DOCSIS 2.0 Compliance
The Model 5241 Cable Modem from Zoom Telephonics is a high-speed cable modem that is fully compliant with the DOCSIS 2.0 communications standard. The standard supports download speeds of up to 42Mbps and upload speeds up to 10.2Mbps. It is backwards compatible with DOCSIS 1.1 and 1.0 service, allowing it to work on almost all cable Internet services in the US.
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Zoom Telephonics 5241-02-00G Overview

The Model 5241 Cable Modem from Zoom Telephonics is a high-speed cable modem that is fully compliant with the DOCSIS 2.0 communications standard. The standard supports download speeds of up to 42Mbps and upload speeds up to 10.2Mbps. It is backwards compatible with DOCSIS 1.1 and 1.0 service, allowing it to work on almost all cable Internet services in the US.

Owning your own cable modem can allow you to reduce your monthly cable Internet bill. Many cable companies charge you a monthly rental fee for a modem. Owning your own hardware allows you to avoid this fee. The modem is compatible with Mac, Windows, Linux, and UNIX computers, as well as wired and wireless Internet routers. It features a 10/100Mbps Ethernet port and a USB 2.0 port for connection to a router or computer.

Easy installation with both USB and Ethernet connectors
Support for all popular operating systems
Microsoft WHQL certified
DOCSIS Baseline Privacy Plus and 56 bit encryption provides privacy and security
Highly integrated design for superior reliability
Experienced technical support for both consumers and service providers
SNMP and DOCSIS MIB support allowing remote software upgrades
Advanced diagnostic software and firmware
Can be placed either horizontally, or vertically using a fold-out base
Certified by CableLabs and works with AOL Time Warner, AT&T Broadband, Cox High Speed Internet, Comcast High Speed Internet and other cable service providers

Zoom Telephonics 5241-02-00G Specs

Ports
1x F-Type Female 75Ω Coaxial
1x 10/100Mbps Ethernet (RJ-45)
1x USB 1.1 (B)
Frequency
Downstream: 91-857MHz
Upstream: 5-42MHz
Data Rate
Downstream: ≤ 42Mbps
Upstream: ≤10.2Mbps
Modulation
Downstream: 4 QAM, 16 QAM, 32 QAM, 64 QAM, 128 QAM, 256 QAM, 512 QAM, 1024 QAM
Upstream: QPSK, 8 QAM, 16 QAM, 32 QAM, 64 QAM, 128 QAM
Error Correction
Downstream: Reed-Solomon decoding; RS (128, 122) GF 128 with Trellis coding
Upstream: Reed-Solomon decoding
Bandwidth
Downstream: 6MHz
Upstream: TDMA 200kHz, 400kHz, 800kHz, 1600kHz, 3200kHz, 6400kHz; S-CDMA 1600kHz, 3200kHz, 6400kHz
Signal Level
Downstream: -15-15dBmV
Upstream: TDMA (8-58dBmV QPSK, 8-55dBmV 16 QAM, 8-54dBmV 64 QAM), S-CDMA (8-53dBmV for all modulation)
Security
DOCSIS Baseline Privacy Plus: 1024-bit RSA and 128-bit Triple-DES for BPKM protocol
56-bit DES for data encryption
X.509 V3 certificate
Status Indicator
Power, Downstream, Upstream, Online (LAN), Link
Standards
DOCSIS 1.1 and 2.0 certification; Compatible with DOCSIS 1.0
Agency Certifications
FCC Part 15B, CE, UL, C-UL, CableLabs
System Requirements
Windows XP, Me, 98, 98SE or 2000 computer with USB port or any computer with an Ethernet port
DOCSIS cable data service and coaxial cable connection
Environmental Requirements
Operating Temperature: 32-104°F (0-40°C)
Electrical Requirements
AC: 110/230VAC, 50/60Hz
DC: 9VDC, 0.8A
Dimensions
6 x 1 x 4.4" (15.2 x 2.5 x 11.2cm)
Weight
0.49 lb (0.22kg)

Zoom Telephonics 5241-02-00G Reviews

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