DTU-215特點(diǎn) 1.兼容多種調(diào)制標(biāo)準(zhǔn): OFDM,QAM,VSB  2.無(wú)需外接電源，USB線纜供電 3.對(duì)于支持的每種標(biāo)準(zhǔn)，支持此標(biāo)準(zhǔn)下的所有的調(diào)制模式 4.直接數(shù)字升頻:47~1000Mhz,極好的信號(hào)質(zhì)量 5.市場(chǎng)上性價(jià)比產(chǎn)品!6.支持播出I/Q矢量文件 7.31.5dB動(dòng)態(tài)電平可調(diào),步進(jìn)0.5dB 8.編程接口API完全兼容公司的其它數(shù)字視頻播出卡 信道模擬選件 DTU-215 應(yīng)用a.多標(biāo)準(zhǔn)測(cè)試信號(hào)發(fā)生器 b.便攜式演示設(shè)備c.企業(yè)研發(fā)用途 FEATURES USB-2 based multi-standard modulator with support for most QAM-, OFDM- and VSB-based modulation standards Powered from the USB-2 bus, so no ex-ternal power adapter is required For each standard, all modulation pa-rameters are supported Direct digital conversion to 47..1000MHz for excellent signal quality Playout of I/Q sample files Programmable attenuator Free Windows and Linux SDK is fully com-patible with other DekTec digital-video output adaptersAPPLICATIONS Multi-standard test generator Demonstrations Research and development KEY ATTRIBUTES Parameter ValueFrequency range47 .. 1000MHz ±1ppmBandwidth2.7 .. 8.0MHzMER (OFDM)>42dBRF Connector75-Ω FReturn loss 15dB (47 .. 862MHz)Level (QAM)-46 .. -15dBm ±2dBLevel (OFDM)-49 .. -18dBm ±2dBAmplitude Step Size0.5dBAdjacent Channel-54dB (QAM) -52dB (OFDM)Phase noise<-95dBc @ 10kHzSpectral purity>50dB (47 .. 1000MHz)USB portUSB-2Power (through USB-2)5V, 500mADimensions (LxWxH)123 x 62 x 22mmMODULATION STANDARDS Modulation StandardATSC VSBATSC A/53EADTB-T / DTMBGB 20600-2006CMMBGY/T 220.1/2-2006DVB-CEN 300 429DVB-T / DVB-HEN 300 744DVB-T2EN 302 755ISDB-TARIB STD-B31QAMJ.83 Annex A/B/COPTIONS Type DescriptionDTC-305-CMChannel simulationDTC-370-ISDBISDB-T modulationDTC-371-IQI/Q sample playoutDTC-374-DTMBDTMB modulationDTC-375-CMMBCMMB modulationDTC-378-T2DVB-T2 modulationDTU-215以上是dtu-215數(shù)字電視信號(hào)源多標(biāo)準(zhǔn)合一USB調(diào)制盒的詳細(xì)信息，如果您對(duì)dtu-215數(shù)字電視信號(hào)源多標(biāo)準(zhǔn)合一USB調(diào)制盒的價(jià)格、廠家、型號(hào)、圖片有什么疑問(wèn)，請(qǐng)聯(lián)系我們獲取dtu-215數(shù)字電視信號(hào)源多標(biāo)準(zhǔn)合一USB調(diào)制盒的新信息。