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Hardver-Szoftver: Új Skystar 2 jelent meg javított tunerrel: Rev. 2.68

Dátum: 2003-06-29 20:17:17   |  
Szerző: K. Tibor
Új reviziós Skystar 2 látott napvilágot javított hardverrel, tunerrel. Ez a tuner már sokkal jobb vételkézségű, mint az elődje. Ezt a kártyát is elsősorban adat-letöltésre tervezték, de a TV és rádió módban is jobb az elődjénél. Technikai jellemzők a cikkben:

TechniSat SkyStar 2 PCI DVB QPSK Receiver PCI Board

  • Standard DVB Support MPEG2: ISO/IEC 13818-1 Support

  • MPEG2: ISO/IEC 13818-6 Support

  • ISO/IEC 13818-2 Support

  • ISO/IEC 13818-3 Support

  • DVB-Data: ETSI EN 301 192 V1.1.1 Support

  • RF Tuner Input Signal Level (Channel power) -25 to -65Bm

  • Dynamic Range 40dB Typical

  • L-band Receiving Frequency Range 950 - 2150MHz

  • External Connectors F Type Female

  • Nominal Input Impedance 75ohm

  • RF Filter Bandwidth Direct Conversion Tuner

  • RF Input Return Loss 6dB

  • L/O Leakage at RF Input -80dBm, Max -63dBm

  • IF Frequency Direct conversion tuner

  • IF Bandwidth Direct conversion tuner

  • SCPC / MCPC Yes, both.

  • Image Rejection 40dBc

  • Noise Figure 6-12 dB

  • LNB Power and Switching Supply Voltage (LNB polarity) 13/18V

  • Maximum LNB Current 350mA

  • Antenna Control Signal 22, 33 and 44kHz

  • DiSEqC 1.0, 1.1

  • Short Circuit Protection Yes

  • QPSK Symbol Rates 2-29 MS/s

  • Filtering 0.35 Nyquist Half BW

  • Viterbi

  • Inner

  • 1/2, 2/3, 3/4, 5/6, 7/8,

  • Auto Sense

  • Reed-Solomon Outer Code (k+T,K,T) (204, 188, 8)

  • Tuner Status Signal Strength Yes

  • Signal Lock Yes

  • Uncorrected Blocks Yes

  • PC Interface Computer Bus PCI

  • Interface Protocol PCI 2.1

  • Host Bus Width 32bit

  • Host Bus Burst Rate 133MB/s burst to host

  • PCI Bus master 32bit DMA

  • Data Rate Aggregate throughput 42,5 Mbps

  • No of simultaneous streams 39 PIDs

  • Demultiplexing Maximum Input Rate 100 Mbps

  • Maximum No. Data Stream 33+

  • Maximum No. Section Filters 33+

  • No. Sections Per Packet Unlimited

  • -75dBc @10kHz, Max -

  • 70dBc @10kHz

  • Phase Noise

  • Other Relevant Information Software controlled power

  • TechniSat Digital GmbH, Proprietary and Confidential

  • Product Specifications subject to change without notice.

  • Operating System Support Windows 98 (Second Edition) Yes

  • Windows Me Yes

  • Windows NT SP 6 Yes

  • Windows 2000 Pro / Server Yes

  • Windows XP Yes

  • Software Compatibilities UDP/TCP/IP Protocol Yes

  • PSI/SI Private Tables Yes

  • LLC SNAP/Null Encapsulation Yes

  • Multiple Application Support Yes

  • Ready for Downloading Firmware Yes

  • In-band Signaling Capability Yes

  • Yes

  • Datagram and Section Packing Yes

  • ECM, EMM to the Bus Yes

  • PES and TS Data Filtering Yes

  • Unicast/Multicast Filtering Yes

  • No. MAC Addresses Filters 33

  • No. PID Filters 39

  • No. Section Filters 33

  • Intel Chipset (810 to 815) Compatibilities All

  • Unlimited

  • MPEG Video Defcoding Support MPEG-2 Video MP@ML Syntax Yes

  • GOP structure support I, P and B Yes

  • Video bit rate range Unlimited

  • Resolution for TV and VGA 800 X 600 X 256 Minimum

  • MPEG Audio Defcoding Audio bit rate range Unlimited

  • Physical / Environmental PCI Dimensions 133 mm x 100 mm

  • PCI 2.1 compliant

  • Operating Temperature 0-45 C°

  • Storage Temperature 0-80 C°

  • Operating Humidity 0-85 %

  • Weight 4,8 oz.

  • MTBF 20,000 hours

  • Max. Number of Mac Addresses per PID

  • Hardware Compatibilities Multiprotocol Encapsulation (MPE)

  • Compliant