15
Specifications
The Toshiba DOCSIS Cable Modem is DOCSIS/ M C N S compliant.
R F I n t e r f a c e
R e c e i v e r
Physical Speed:
30 Mbps (64QAM) / 43 Mbps (256QAM)
Symbol rate:
5.056941 Msym/sec (64QAM)
5.360537 Msym/sec (256QAM)
Dem odulation:
64QAM / 256QAM
Bandwidth:
6 MHz
Frequency range:
88 MHz to 860 MHz (edge-to-edge) in 62.5 kHz steps
Input signal level:
-15 dBm V to +15 dBm V
Input impedance:
75 ohms
Input R eturn loss:
> 6 dB from 88 MHz to 860 MHz
Transmitter
Physical Speed:
320,640,1280,2560,5120Kbps(QPSK)
640,1280,2560,5120,10240Kbps(16QAM)
Symbol rate:
160, 320, 640, 1280, 2560 ksym/sec
M odulation:
QPSK / 16QAM
Bandwidth:
200, 400, 800, 1600, 3200 kHz
Frequency range:
5 to 42 MHz (edge-to-edge), in 1Hz steps
Output signal level:
8 dBm V to 58 dBm V (QPSK)
8 dBm V to 55 dBm V (16QAM)
Output impedance:
75 ohms
Output Return loss:
> 6 dB from 5 MHz to 42 MHz
P C I n t e r f a c e
10BASE- T:
10Mbps; half-duplex
USB:
12Mbps
P o w e r
AC adapter input:
120VAC @ 60Hz
AC adapter output to cable modem: 12VDC @1A
AC Power consumption:
6 W ( average)
M e c h a n i c a l
Size (inches):
3.5+/-0.1 (width) x 6.6+/-0.1 (height) x 6.8+/-0.1 (depth)
(not includes the stand)
Weight (lbs):
0.9 (approximately, not includes the AC adapter)
