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Specifications
DVB-C SDMEPG2
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Technical Specification | |
| |
Item |
Specs |
Input frequency |
110-862MHz |
input Level |
35dB-85dB |
Input reflecting loss |
>8dB |
Input Resistance |
75Ω |
modulation |
16QAM32QAM64QAM128QAM256QAM |
symbol rate |
0-9Mbauds |
bandwidth |
8MHz/7MHz/6MHz |
Decoding mode |
MPEG-I MPEG-2 |
Resolution |
720×576(PAL)720×480(NTSC) |
Picture output |
1VP-P 75Ω |
C/N |
<26db 64QAM <33dB 256QAM |
Flash |
4 MByte |
RAM |
32MByte |
CA |
support
|
Audio decoding |
MPEG-1-Audio LayerⅠ/Ⅱ MPEG-2-Audio Mono / stereo |
Audio sampling rate |
32,44.1,48KHz |
PCR jitter adaptive capacity |
>500ns,<-500ns |
The channel switching time |
< 2.5S |
storable programs |
1000 |
audio output : |
|
audio distortion degree |
< 1.5% |
audio amplitude frequency characteristics |
+1/-2 dB 60Hz - 18KHz |
audio signal to noise ratio |
> 70dB |
channel about phase difference |
less than 5 degree 60Hz - 18KHz |
audio channel about difference of level |
< 0.5dB 60Hz ~ 18KHz |
audio channel about crosstalk |
< -70dB |
audio video time difference |
90- -185ms |
video output : | |
video output |
700 ± 30mVp-p analog composite video |
video synchronous amplitude |
300 ± 20mVp-p analog composite video |
video frequency amplitude characteristic |
± 0.8 dB (under 4.8mhz) |
± 1 dB (4.8-5mhz) | |
+0.5/-4 dB 4.8MHz 5.5mhz | |
video signal to noise ratio |
(weighted) > 56 dB analog composite video |
K coefficient |
< 4% analog composite video |
differential gain (P-P) |
< 8% analog composite video |
differential phase (P-P) |
< 8 analog composite video |
luminance non-linear |
± 8% analog composite video |
color / brightness gain difference |
± 5% analog composite video |
color / luminance delay inequality |
< 50ns analog composite video |
Voltage |
100-250V 50/60Hz |
Power |
<10W |
Casing |
Metal |
Size |
21.3CM×14.5CM×3.0CM |
Work Temperature |
0-45 centigrade |
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