high-frequency tuner 中文意思是什麼
high-frequency tuner
解釋
高頻調諧器-
Select installation and then antenna setting, and set respectively the local oscillator frequencies of the high - frequency tuner of 146, 138ku, 138c band and so on
選擇安裝里的天線設定，分別設置146 、 138ku及138c波段等等的高頻頭本振頻率。 -
The leading product has the automobile sound coupling, theautomobile antenna plug, meets the plug - in unit, the electronicelectric appliance group of lines, f plug ( high frequency tuner ), lightly touches the switch, the loudspeaker wiring column, the powerswitch, the earphone receptacle and so on, the product widely appliesto the vehicle carries the video and music, dvb domain and so onbox, domestic electric appliances, computer, automobile, communicationequipment
主導產品有汽車音響連接器、汽車天線插座、接插件、電子電器線束、 f頭插座（高頻頭） 、輕觸開關、喇叭接線柱、電源開關、耳機插口等，產品廣泛應用於車載影音、機頂盒、家用電器、計算機、汽車、通訊設備等領域。 -
C ku wave band high frequency tuner
C ku波段高頻頭 -
The 16 - bit adcs inside the single - chip microcomputer are used in the instrument to measure the output signal of the high frequency tuner, two12 - bit dacs are used to give the control signal needed by programmable gain amplifier. the system has the characteristics such as light volume, light weight, and low cost, which make it more applicable
該標量網路分析儀能方便地測試一個系統的傳輸特性和反射特性，與pc機通過通用串列總線（ usb ）連接，實現被測網路頻率特性的圖形顯示、保存、列印及參數設置功能。 -
By using single - chip microcomputer c8051f060 and dds ad9852, the instrument is easy to measure the transport characteristic of the high frequency tuner. by using c8051f060 to control dds chip ad9852, a signal with high resolution, high transferring speed and pure spectrum is obtained. the output frequency range is up to 1000mhz. the system can give the frequency characteristic drawing of the high frequency tuner by connecting pc with usb
採用cygnal公司的專利cip51微處理器內核的c8051f060單片機作為控制器，使用鎖相環+直接數字合成+下變頻的方法構成掃頻信號源，用直接數字頻率合成（ dds ）晶元ad9852實現掃頻信號的控制，產生測量用的掃頻信號的范圍為1 ~ 1000mhz 。
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