• 产品名称:7856 DVB-T/S/C GPS+ASI

  • 产品型号:
  • 产品厂商:法国 Sefram
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简单介绍:
7856 DVB-T/S/C GPS+ASI
详情介绍:

特点

6.5英寸彩色液晶显示器 重量仅2.1公斤
可显示电视节目图象 支持DVB-T,DVB-C,DVB-S及DVB-S2
超高速高质量频谱分析 OSD,PID支持
支持GPS 超高灵敏度
规格
Technical Specifications -- Terrestrial Band Satellite Band
Frequency Range 5-865MHZ 950-2150MHZ
Resolution measure 25KHZ,display 1KH measure 25KHZ,display 1KH
Level measurements Dynamic range 20-120dBuv 30-110dBuv
Noise floor level 5dBuV typical --
Units dBuV,dBmV,dBm,V dBuV,dBmV,dBm,V
Accuracy ±2dB±0.05dB/℃ ±3dB±0.05dB/℃
Resolution 0,1dB 0,1dB
Filters automatic with selected 1 --
Input BNC 75ohm BNC 75ohm
Max.permissible voltage 80VDC,80Vrms/50HZ 80VDC,80Vrms/50HZ
Standards B,G,D,K,I,L,M,N,FM,carrie PAL,SECAM,NTSC,DVB-S,DVB-
Measurements V,C/N,V/A1,V/A2according RF,C/N
Uitra fast spectrum analy Sweep time 100ms typ.(10 times/s) 100ms typ.(10 times/s)
Filters automatic with selected s 1MHZ
Attenuator automatic with selected f automatic 0to60dB/5dBstep
Dynamic 60dB(10dB/div),30dB(5dB/d 60dB(10dB/div),30dB(5dB/d
Span 10MHZ to full span with 1 50MHZ to full span with 1
Measurement map Capacity scrolling of 12 programs --
Display graphical or text --
Checksat mode 1 -- fast search of satellite,
2 -- 30 satellites typical,wit
3 -- 4 transponders/satellite,
Memory saving internal,non,volatile mem internal,non,volatile mem
Data place,measure(level,BER/M place,measure(level,BER/M
Capacity 512Ko(max.1000files or fl 512Ko(max.1000files or fl
Auxiliary inputs and outp USB interface mini USB connector mini USB connector
Power supply jack 5.5mm,15Vmax,5Amax jack 5.5mm,15Vmax,5Amax
Remote supply and control Voltage 5/13/18V,500mA max 13/18V,500mA max
Diseqc -- Diseqc1.2
22KHZ -- 22KHZ,Minidiseqc.toneburs
Digital measurements 1 C-OFDM DVB-S,DVB-S2
Bit error ratio CBER(before viterbi)VBER( CBER,VBER,UNC,LDPC,BCH,PE
Modulation Error Ratio(ME 5-35dB 0-20dB
Symbol rate(1) -- 1-45Ms/s
Bandwidth 6MHZ,7MHZ,8MHZ --
Constellation automatic QPSK and 8PSK
Viternbi rate automatic
automatic 1/2,2/3,3/4,5/6,7/8,8/9,9
Standards(1) EN 300-744 EN 300-421 EN302 307
2 NICAM QAM
Frequency/Bit error ratio 45-865MHZ BER(before reed solomon)U
Standard/MER B,G,D,K,I,L 20-40dB
Error measurement/constel BER(parity) automatic
Symbol rate(2) 728Kbits/s 5-7Ms/s
Standards(2) EN 300-163 ITU J83-AppendixA and B
TV picture display Analogue programs yes --
Digital programs(free to yes,C-OFDM yes

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