S P E C I F I C A T I O N S - Motorola DCT 2000 Installation Manual

Appendix A

S p e c i f i c a t i o n s

Input frequency
HRC/IRC frequency assignments
Number of channels:
Analog
Digital
Dual A/B cable switching
Input analog video level
Input analog sound level
Average digital input level
Data carrier:
Frequency
Bandwidth
Level
Video s/n
Output frequency accuracy
Return loss:
Input
Output
Spurious output
Cross-modulation distortion
Composite second order distortion
Second order distortion
Composite triple beat distortion
Set-top input beats (with all input signals)
Hum modulation distortion
Output level
Isolation (input/output)
Differential phase
Analog descrambling method (optional)
On-screen display (OSD):
Screen size
Message/barker capacity
Mechanical security
54 through 860 MHz (excluding data carrier frequency)
Downloadable
136 carriers per cable, 1 or 2 cables
1 channel per carrier
More than 1 channel per carrier, content dependent
Optional A/B (field upgradeable)
0 dBmV through +15 dBmV
–17 dBmV through +2 dBmV
–10 dBmV through +5 dBmV
QPSK-modulated carrier
75.250 MHz or 72.75 MHz or 104.2 MHz
1.5 MHz
–10 dBmV through +5 dBmV
49 dB @ 0 dBmV input level
±150 kHz
6 dB minimum
8 dB minimum
–57 dBc maximum, in band
–56 dB (136 channels, each @ +15 dBmV)
–57 dB (136 channels, each @ +15 dBmV)
–60 dB (136 channels, each @ +15 dBmV)
–57 dB (136 channels, each @ +15 dBmV)
–25 dB (136 channels, each @ +15 dBmV)
3 IRE
10 through 15 dBmV
70 dB minimum
10 degrees (maximum)
Gated sync suppression or dynamic gated sync
suppression, video inversion, audio privacy, and Hamlin
compatibility
352 x 480 pixels (configuration dependent)
Up to 40 pages (configuration dependent)
Standard: security screws, unichassis construction
D C T 2 0 0 0 I n s t a l l a t i o n M a n u a l