Specifications – Toshiba PCX1000 User Manual

Page 13

Specifications

The Toshiba DOCSIS Cable Modem is DOCSIS/MCNS compliant.
Receiver
Physical Speed:

30 Mbps (64QAM) / 43 Mbps (256QAM)

Symbol rate:

5.056941 Msym/sec (64QAM);
5.360537 Msym/sec (256QAM)

Demodulation:

64QAM / 256QAM

Bandwidth:

6 MHz

Frequency range:

88 MHz to 860 MHz (edge-to-edge) in 62.5 kHz steps

Input signal level:

-15dBmV to +15dBmV

Input impedance:

75 ohms

Return 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

Modulation:

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 dBmV to 58 dBmV (QPSK)
8 dBmV to 55 dBmV (16QAM)

PC Interface
10BASE-T:

10Mbps; half-duplex

Power
AC adapter input:

120VAC @ 60Hz

AC adapter output
to cable modem:

12VDC @1A

AC Power
consumption:

8 W (Typ)

Mechanical
Size:

1.96 in. (width) x 8.07 in. (depth) x 5.96 in. (height)

Weight:

2.1 lb

Environmental
Operating
temperature:

32 to 104 degrees Fahrenheit

Humidity:

10 to 90 percent (non-condensing)

Storage temperature: -4 to 140 degrees Fahrenheit
Safety:

UL1310, UL1950

Emission:

FCC part 15, class B

Accessory:

AC Adapter