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电视信号分析仪Sefram7853 DVB-C
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价 格：面议
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产品型号：
Sefram7853 DVB-C |
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有 效 期：
长期有效 |
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所 在 地：
四川省攀枝花市 |
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供应数量：不限 |
了解详情，请立即咨询！
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 6.5英寸彩色液晶显示器 |
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重量仅2.1公斤 |
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可显示电视节目图象 |
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支持DVB-T，DVB-C，DVB-S及DVB-S2 |
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超高速高质量频谱分析 |
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OSD，PID支持 |
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支持GPS |
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超高灵敏度 | | | |
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| Technical Specifications |
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Terrestrial and cable Band |
| Frequency |
Range |
5-865MHZ |
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Resolution |
measure 25KHZ,display 1KHZ |
| Level measurements |
Dynamic range |
20-120dBuV |
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Noise floor level |
5dBuV typical |
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Units |
dBuV,dBmV,dBm,V |
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Accuracy |
±2dB±0.05dB/℃ |
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Resolution |
0,1dB |
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Filters |
automatic with selected 100-300KHZ |
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Input |
BNC 75ohm |
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Max.permissible voltage |
80VDC,80Vrms/50HZ |
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Standards |
B,G,D,K,I,L,M,N,FM,carrier,QAM |
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Measurements |
V,C/N,V/A1,V/A2according to selected standard |
| Uitra fast spectrum analysis |
Sweep time |
100ms typ.(10 times/s) |
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Filters |
automatic with selected span (100,300,1000KHZ) |
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Attenuator |
automatic with selected frequency 0to60dB/5dBsteps |
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Dynamic |
60dB(10dB/div),30dB(5dB/div) |
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Span |
10MHZ to full span with 1,2,5steps |
| Measurement map |
Capacity |
scrolling of 12 programs |
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Display |
graphical or text |
| Memory |
saving |
internal,non,volatile memory |
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Data |
place,measure(level,BER/MER,Frequency map,...) |
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Capacity |
512Ko(max.1000files or floders) |
| Auxiliary inputs and outputs |
USB interface |
mini USB connector |
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Power supply |
jack 5.5mm,15Vmax,5Amax |
| Remote supply and control |
Voltage |
5/13/18V,500mA max |
| Digital measurements |
1 |
QAM |
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Bit error ratio |
BER(before reed solomon)UNC(lost packets) |
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Modulation Error Ratio(MER) |
20-40dB |
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Symbol rate(1) |
5-7Ms/s |
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Constellation |
automatic |
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Standards(1) |
ITU J83-AppendixA and B |
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2 |
NICAM |
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Frequency |
45-865MHZ |
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Standard |
B,G,D,K,I,L |
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Error measurement |
BER(parity) |
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Symbol rate(2) |
728Kbits/s |
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Standards(2) |
EN 300-163 |
| TV picture display |
Analogue programs |
yes |
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Digital programs(free to air) |
yes,QAM | |
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