band-pass amplifier

基本解釋

Based on the characteristic of the Wide-beam ultrasonic flowmeter, automatic gain control amplifier and the tracking band-pass filter are devised.
竝根據寬波束超聲波流量計的特點重點進行了自動增益控制放大器和跟蹤帶通濾波器的設計。
Exciting magnetism, multi-band, band-pass amplifier, phase-sensitive detector, the part of integral and feedback and compensation of temperature and so on comprise the design of circuit.
電路設計則由激磁和倍頻、選頻放大、相敏檢波和積分環(huán)節(jié)、反餽環(huán)節(jié)及溫度補償等電路組成。
The invention discloses a radar intermediate-frequency signal generator, mainly comprising a digital waveform memory, a high-speed cache, a high-speed DA, a band-pass filter and an amplifier;
一種雷達中頻信號發(fā)生器，主要由受控制電路控制的數字波形存儲器、緩存、數模轉換器、帶通濾波器和放大器組成；
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