if amplifier 中文意思是什麼

if amplifier 解釋
中頻放大器
  • if : n 條件，設想。 Dash these ifs 讓這一大堆「如果」見鬼去吧 There is no if in the case 這里沒有假定...
  • amplifier : n. 1. 【電學】擴大器；擴音器。2. 放大鏡；放大器。
  1. In the blue print of the analog, author utilize the big dynamic vga to realize the if amplifier and use the audion to carry out the 80db agc, through the improvement of the traditional detect circuit, extend the dynamic range of the detector

    在模擬方案中，筆者採用了大動態的vga實現中頻放大;利用三極體檢波實現了80db的agc控制;通過對傳統二極體檢波電路改進，提高了檢波器的動態范圍。
  2. If the node is at, or near to, ground then a grounded guard ring will be appropriate, if it is at some other potential it may be necessary to use a high input impedance buffer amplifier, with its input connected to the node, to force the guard ring to the node potential

    如果被保護的節點的電位是（或接近）零電位，採用地線保護環最為合適；如果節點電位是其他值，那麼可以用高輸入阻抗放大器組成緩沖器，輸入端連接該節點，輸出端連接保護環。
  3. Jhs series power ampilifier is a new generation equipment of teaching power amplifier, which can restrains howl and can increase plus by 6 - 10db. the distance of picking up sound can be increased to 3 - 6 meters. if only you install three or four pcs of interface mike, the scope of picking up sound can cover with all over the platform without any equipment and you can prelect

    Jhs教學型數字移頻擴聲器是新一代教學擴聲設備，它能夠有效的抑制擴聲嘯叫，提高傳聲增益6 - 10db ，話筒的拾音距離提高到3 - 6米，只需在教室安裝3 - 4支界面話筒，拾音范圍就能覆蓋整個講臺，無需攜帶任何設備，即可進行講課，使演講者徹底擺脫話筒的束縛，擴大了演講者的活動范圍
  4. Chapter 5 is about the design of millimeter wave solid circuit included frequency multiplier, low noise amplifier, medium power amplifier, mixer, if amplifier lastly, based on the work above, a millimeter wave t / r module is developed and the analysis of the result is also introduced

    第五章毫米波固態電路，詳細分析了毫米波倍頻器、低噪聲放大器、毫米波放大器、混頻器的理論，製作了毫米波混頻器、毫米波放大器、中頻放大器、倍頻器等有源電路。最後，在上述基礎上製作了毫米波t / r組件。
  5. What are the chances that i will blow one of my stereo speakers if i turn my 200-watt amplifier up to wide open ?

    如果把200瓦的擴音機開到最大，立體聲喇叭燒壞的可能性有多大？
  6. If you turn down the volume level of the amplifier too low, the auto power on / off function may activate, causing the subwoofer to enter power saving mode

    您如果把放大器的音量電平調得太低，自動電源開關功能即可能會被激活（打開） ，而使副低音揚聲器進入節電模式。
  7. The use of balanced transmission lines can help but if the signal bandwidth extends to dc there will be a need for a very high performance instrumentation amplifier at the receiving end to restore a ground referenced signal

    採用平衡傳輸線有助於改善信號完整性，但是對于帶寬延伸到dc的信號，接收端要靠超高性能的儀表放大器來還原參考電平。
  8. The matlab simulation result shows that if the bit error rate has the order of 10 - 4, and 16 - qam constellation modulation is applied, this technology is capable of reducing amplifier optimized output back - off by 7db

    Matlab模擬結果表明在誤比特率為10 ? 4時，採用16 - qam的星座調制方式，該技術能將放大器的最優回退減小7db 。
  9. If limiting amplifier

    限幅中頻放大器
  10. T / r module is a functional module for the new radar, that is active phase control array radar, and t / r nodule system - integrates high frequency switches, phase shifter, lna and power amplifier, etc. if using low cost thick film technology to manufacture t / r module, it will be benefit to accelerate the applicants and development of the active phase control array radar

    T r模塊是實現新型雷達? ?有源相控陣雷達需求的功能模塊，它系統地集成高頻開關、限幅器、移相器、 lna及功放等。利用厚膜的廉價成膜工藝技術製作t r組件模塊，則有利於加速有源相控陣雷達的應用與發展。
  11. In the blue print of the digital, make sure of the logarithmic amplifier, a / d / a converter and fpga realize the if amplifier, big dynamic range agc, detect and video process same as that in the blue print of the analog

    在數字方案中，筆者結合軟體無線電技術，通過使用對數放大檢波器、 a / d / a轉換器以及fpga軟體實現了同樣的中頻放大、大動態范圍的agc控制、以及檢波、視頻信號處理等功能。
  12. If the sbl and the sbr can ' t be placed together, refer to the pre - amplifier or receiver ' s " thx setup " menu for alternative configurations to maxmize your system ' s potential

    如果sbl和sbr不能被放置在一起，參考前置功放或後置功放的thx設置菜單為折中方案去最大化你的系統潛力。
  13. If you connect an optional power amplifier and do not use the built - in amplifier, the beep sound will be deactivated

    如果連接一選購的電源放大器而不使用內置放大器，將不發出嗶聲。
  14. If you are getting a new amplifier, why don ' t you go to the big figure and replace everything

    要是你打算買一個新的擴音器，何不幹脆將全套設備換成新的？
  15. Design and implementation of a holding frequency - hopping receiver ' s if amplifier and demodulator

    手持式跳頻電臺接收機中放的設計與實現
  16. If howling occurs, reposition the speakers or turn down the volume on the amplifier

    如果發生嘯聲，請重新配置揚聲器，或轉小放大器的音量。
  17. If the speaker needs more current ( its overall impedance drops ) then a lower amplifier output impedance will allow that current to be drawn out of the amplifier without causing much of a change in the applied voltage - and that means less distortion

    如果揚聲器需要更大電流（揚聲器的整體阻抗降低） ，那麼一個低輸出阻抗的放大器可以容許在輸出相應電流的同時，所施加的電壓變化更小，這也意味著失真更小。
  18. If the speaker needs more current ( its overall impedance drops ) then a lower amplifier output impedance will allow that current to be drawn out of the amplifier without causing much of a change in the applied voltage - and that means [ i ] less [ / i ] distortion

    如果揚聲器需要更大電流（揚聲器的整體阻抗降低） ，那麼一個低輸出阻抗的放大器可以容許在輸出相應電流的同時，所施加的電壓變化更小，這也意味著失真更小。
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