MediaStar Communications International
Specifications

General Specifications for DW820PVR Personal Video Recorder with Satellite and Terrestrial digital tuners



Main System Resource

CPU Decoder uPD61130(Emma2)
CPU Speed 200MIPS@167MHz
Flash Memory 4M bytes
SDRAM 64M bytes
EEPROM 128K bits

QPSK, OFDM Tuner & Demodulator

Input Connector F-type female (DVB-S)
IEC female (DVB-T)
Loop Through Connector F-type female (DVB-S)
IEC female (DVB-T)
Input Frequency Range 950 ~ 2150 MHz (DVB-S)
177.5 to 227.5 MHz (DVB-T)
474 to 858 MHz (DVB-T)
Input Impedance 75 ohm nominal
Input signal level -65 dBm to -25 dBm (DVB-S)
-78 dBm to -20dBm (DVB-T)
IF Frequency Zero IF (DVB-S)
36.176 MHz (DVB-T)
LNB Power Vertical: 13.0V DC
Horizontal: 18.0V DC
Current: 400mA (max.)
Overload Protection
LNB Control DiSEqC 1.0/1.1/1.2 compatible
Band Switch Control 22 KHz Tone
22KHz Tone Frequency: 22KHz +/- 2KHz
Amplitude: 0.6Volt +/- 0.2V
Demodulation QPSK (DVB-S)
COFDM (DVB-T)
Input Symbol Rate 2~45MS/s (DVB-S)
IF Bandwidth 7/8MHz (DVB-T)
Spectral Inversion Auto
Punctured Codes 1/2, 2/3, 3/4, 5/6, 7/8, Auto
with Constraint Length K=7

HDD

Type ATA-UDMA66
HDD Size 3.5 inch of 120 gbyte and More
HDD of Vendor SamSung, Seagate, Maxtor

Audio/Video Data Input/Output

RCA VIDEO 1 Video output (CVBS), Audio output (L,R)
RCA VIDEO 2 Component Video Output (Y,Cb,Cr)
AUDIO R/L 1.2 RCA/Cinch Volume & Mute Control
S-VHS Video S-Video output
S/PDIF Optical & Coaxial
Digital audio or Dolby AC-3 Bitstream output
USB USB 2.0
RS-232C Transfer rate 115.2Kpbs
9 Pin D-sub Type

MPEG Transport Stream & Audio/Video Decoding

Transport Stream MPEG-2 ISO/IEC 13818
Transport stream specification
Profile Level MPEG-2 MP@ML (PIP)
Input Rate 81M bit/s max.
Aspect Ratio 4:3, 16:9, 4:3 Letter box, 4:3 crop
Video Resolution 720 x 576 PAL
Audio Decoding MPEG / Musicam Layer 1, 2 & 3
Audio Mode Single channel, Dual channel
Mono / Joint Stereo / Stereo
Sampling Rate 32, 44.1 & 48KHz
Graphic Engine 2 OSD layer plane
1 back ground plane
8Bit indexed colour

Power Supply

Input Voltage 100 to 240 Vac, 50Hz ~ 60Hz
Type SMPS
Power Consumption Max. 40W
Protection Separate Internal Fuse & Chassis
Grounding Mains surge protection recommended

Operating Environment

Operating temperature +5C ~+50C
Storage temperature -40C ~+65C

Physical Dimension

Size (W x D x H) 320 X 270 X 60 mm
Weight (net) About 3.5 Kg