Specifications – Toshiba DAZ8820F PCX2000 User Manual
Page 15
 
13
Specifications
The Toshiba DOCSIS Cable Modem is DOCSIS/MCNS compliant. 
RF Interface 
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:
-15 dBmV to +15 dBmV
Input impedance:
75 ohms
Input 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)
Output impedance:
75 ohms
Output Return loss:
> 6 dB from 5 MHz to 42 MHz
PC Interface 
10BASE-T: 10Mbps; 
half-duplex
USB: 12Mbps 
Power 
AC adapter input: 
120VAC @ 60Hz
AC adapter output 
to cable modem: 
12VDC @1A
AC Power 
consumption: 7 
W
(approximately)
Mechanical 
Size: 
1.89 in. (width) x 8.39 in. (depth) x 6.22 in. (height)
 (not include stand) 
Weight: 
1.1 lb (approximately)