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Cable Modem, Model:Zakka-M
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Main Feature
 Support both US-DOCSIS2.0/1.1 and Euro-DOCSIS2.0/1.1 standards
One hardware for 2 cable modem standards
Support BPI/BPI+ communications privacy
Downstream modulation: 64QAM and 256QAM
Upstream modulation: QPSK,8QAM,16QAM,32QAM,64QAM and 128QAM
Bandwidth: 6MHz for US and 8MHz for Europe
Max Bit Rate: 30Mbps(64QAM) and 42Mbps(256QAM) for US
Max Bit Rate: 41Mbps(64QAM) and 55Mbps(256QAM) for Europe
Technical Specification
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Downstream(Receiver) for US-DOCSIS |
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Standard |
US-DOCSIS2.0/1.1 |
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Center Frequency |
93 to 855MHz ±30KHz |
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RF Level (per channel) |
-15dBmV to +15dBmV |
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Modulation |
64QAM and 256QAM |
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Max Bit Rate |
30Mbps(64QAM) and 42Mbps(256QAM) |
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Bandwidth |
6MHz |
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Total Input Power (40--900MHz) |
<30dBmV |
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Input Impedance |
75 ohms |
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Input Return Loss |
>6dB (88 to 860MHz) |
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Connector |
F connector |
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Downstream(Receiver) for Euro-DOCSIS |
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Standard |
Euro-DOCSIS2.0/1.1 |
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Center Frequency |
112 to 858MHz ±30KHz |
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RF Level (per channel) |
-17dBmV to +17dBmV |
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Modulation |
64QAM and 256QAM |
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Max Bit Rate |
41Mbps(64QAM) and 55Mbps(256QAM) |
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Bandwidth |
8MHz |
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Total Input Power (40--900MHz) |
<30dBmV |
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Input Impedance |
75 ohms |
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Input Return Loss |
>6dB (85 to 862MHz) |
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Connector |
F connector |
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Upstream (Transmitter) for US-DOCSIS |
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Frequency |
5 to 42MHz edge to edge |
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RF Level (per channel) |
TDMA:
+8 to +54dBmV (32QAM, 64QAM)
+8 to +55dBmV (8QAM, 16QAM)
+8 to +58dBmV (QPSK)
S-CDMA:
+8 to +53dBmV (all modulations) |
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Modulation |
QPSK, 8QAM, 16QAM, 32QAM, 64QAM, 128QAM |
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Modulation Rate (nominal) |
TDMA: 160, 320, 640, 1280, 2560 and 5120KHz
S-CDMA: 1280, 2560 and 5120KHz |
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Max Bit Rate |
30.72M bps |
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Bandwidth |
TDMA: 200, 400, 800, 1600, 3200, 6400KHz
S-CDMA: 1600, 3200, 6400KHz |
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Output Impedance |
75 ohms |
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Output Return Loss |
>6 dB (5--42MHz) |
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Connector |
F Connector |
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Upstream (Transmitter) for Euro-DOCSIS |
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Frequency |
5 to 65 MHz edge to edge |
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RF Level (per channel) |
TDMA:
+8 to +54dBmV (32QAM, 64QAM)
+8 to +55dBmV (8QAM, 16QAM)
+8 to +58dBmV (QPSK)
S-CDMA:
+8 to +53dBmV (all modulations) |
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Modulation Type |
QPSK, 8QAM, 16QAM, 32QAM, 64QAM, 128QAM |
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Modulation Rate (nominal) |
TDMA: 160, 320, 640, 1280, 2560 and 5120KHz
S-CDMA: 1280, 2560 and 5120KHz |
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Max Bit Rate |
30.72M bps |
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Channel Bandwidth |
TDMA: 200, 400, 800, 1600, 3200, 6400KHz
S-CDMA: 1600, 3200, 6400KHz |
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Output Impedance |
75 ohms |
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Output Return Loss |
>6 dB (5--65MHz) |
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Connector |
F Connector |
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Physicals |
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Power Supply |
DC 5V, 1.5A (with adapter) |
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Power Consumption |
Max 5W |
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Operation Temperature |
0 to 65°C to 95% RH |
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Storage Temperature |
-40 to 70°C to 95% RH |
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Ethernet Interface |
IEEE 802.3 Direct Ethernet Interface |
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Cable Interface |
F-Type Connector female, 75ohm |
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USB Interface |
B-Type Socket male |
Front Panel View
Rear Panel View
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