low level amplifier 中文意思是什麼
low level amplifier
解釋
低電平放大器-
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。 -
This is a low impedance discrete level control which sits between the preamp active circuitry and the input to your power amplifier
這是一個位於前級有源電路和后級放大器輸入端之間的低阻抗的音量控制。 -
Design ecg collecting module ， which includes preamplifier ， high pass filter, 50hz notch filter, skin electricity filter, low pass filter, electrical level rising and primary amplifier, adc and mcu, real time clock
設計心電採集模塊，包括心電前置放大、高通濾波、工頻陷波、肌電濾波、低通濾波、電平抬升和主放大、 a / d轉換和單片機，實時時鐘。 -
The hardware and software design methods of the system are discussed, and the methods that solve the problem under ultra - low frequency are emphasized, such as the design of ultra - low - frequency amplifier and the arithmetic of adjusting the vibrant level. in the end, many kinds of experiments prove the performance of total system
對校準系統的硬體和軟體設計做了有側重點的介紹，對解決超低頻下振動臺的技術難題的技術方法做了重點介紹，如低頻功率放大器的設計和低頻軟體振級調整演算法等；最後用各項試驗數據驗證了本校準系統的性能。 -
This low noise amplifier and the 1. 5ghz 1. 8ghz low noise amplifier will work well in the environment under - 40oc, when the input port and the output port connect with open, short or 50 ? loads. both amplifiers achieve leading level in domestic
該低噪聲放大器和1 . 5ghz 1 . 8ghz的低噪聲放大器能夠保證- 40oc的環境溫度下，在輸入埠和輸出埠分別接短路器、開路器和50負載九種情況下保持穩定，而且其噪聲系數、增益等指標都已達到國內先進水平。
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