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High-definition digital TV set-top boxes
Main technical parameters

Signal tuner
Input frequency:47-862 MHz, input impedance: 75 ohm, input electric potential: -15 - +20 dBmV
Channel demodulator
Reference: DVB-C EN300 429, demodulation mode: 16 QAM, 32QAM, 64QAM, 128QAM, 256QAM, symbol rate range:0.87-7 Mbaud
Demultiplexer
Reference£ºISO/IEC 13818-1
Video decoding parameters
Reference£ºISO/IEC 13818-2£¬MPEG-2MP@ML
Video Format: 4:3,16:9, video system: PAL / NTSC, resolution: maximum 1080p50
Audio decoding parameters
Reference: ISO / IEC 13818-3, sampling frequency: 48 KHz
voice decoding: MPEG-1 layer I and II£¬MPEG2
Back panel output terminals
Audio output terminals: stereo audio output, 5.1-channel (optical fiber, coaxial), Network Interface: RJ45 (optional), DVB-CA

interface, reference standard: ISO7816
Front panel
Module: multi-color screen, smart card slots: 1
CPU&Memory
CPU speed:200M
Flash:16M
SDRAM:64M

Product Introduction
Technical Specialty
Main technical parameters
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Tianjin
Topbroad
Microelec
-tronics
Co.,Ltd.
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