Appendix A

Specifications
Input frequency (video and
DOCSIS)
54 to 864 MHz
HRC/IRC frequency assignments Downloadable
Number of channels 136 carriers
Digital More than 1 channel per carrier, content dependent
Input digital average level 64 QAM: –15 to +15 dBmV
256 QAM: –12 to +15 dBmV
Data carrier QPSK-modulated carrier
Frequency Agile Receiver 70 – 130 MHz
Bandwidth 1.5 MHz
Level –15 to +15 dBmV
Mechanical security Standard: security screws, unichassis construction
Operating environment range
Temperature 15° to 40°C (32° to 104°F)
Humidity 5% to 95% (noncondensing)
ac voltage 95 to 125, 57 to 63 Hz
Power dissipation 60 W nominal at 115 Vac
Size 17.13 in. × 13.13 in. × 2.75 in.
Weight 12 pounds
Hard Disk DCT3412: 120 GB
DCT3416: 160 GB

DCT3412 Installation Manual