1.
Design of radar's upconversion circuit based on QDUC
基于QDUC的雷达上变频电路的设计
2.
Design of Temperature Frequency Conversion Circuit Based on Digital Phase Locked Loop;
基于数字锁相环的温控变频电路的设计
3.
The Study on the Control Device for Measuring the Transmission Line Parameters by Variable-frequency Electrical Measurement;
输电线路工频参数变频测量控制系统的研制
4.
The Analysis of the Harmonics of the SPWM Three-phase Frequency Inverter Circuit;
SPWM三相变频调速电路的谐波分析
5.
The Discussion on Frequency Transformation of the Diodes Circuit in the on-off Speciality;
浅谈二极管开关特性电路的频率变换
6.
Reciprocal transformations between series/parallel components in RF circuit
射频电路中串/并联元件间的互逆变换
7.
The Design of a DSP-Control Circuit Used in Power Transformation Devices for Medium-Frequency Generators
中频发电机电源变换装置中DSP控制电路的设计
8.
The frequency converter consists of main circuit and control circuit.
该变频器主要由主回路和控制电路两部分组成。
9.
Research and Application of Varactors in Radio Frequency CMOS Integrated Circuits;
射频CMOS集成电路中可变电容的研究与应用
10.
The Designing of Three Phase Frequency Conversive Dephasing Programmed Power Source;
三相变频移相程控电源信号电路的设计
11.
Parallel Resonant Frequency Power Automatic Inverter Application of Phase-shifting Sircuit
并联谐振中频电源逆变角自动移相电路的应用
12.
high -frequency channel
高频电路, 载波电话通路
13.
A circuit network or element to vary the frequency response of an audio-frequency circuit, thus varying the quality of the sound reproduction
一种改变音频电路的频率响应能力的电路网络或器件，通过这种改变可以调整声音重放的质量。
14.
Variable Frequency Adjusting Speed Circuit Design for Spindle Motor of EDG Nonconducting Superabrasives
非导电超硬材料电火花磨削主轴电机变频调速电路的设计
15.
Investigation of Fault Diagnosis with Frequency varying Signals for EHV Transmission Lines
用变频信号进行超高压输电线路故障诊断初探
16.
APFC Control Circuit Design of Inverter Air-Conditioner
变频空调中功率因数校正的控制电路设计
17.
Analysis and Implementation of On-Chip Transformer for RF ICs;
射频集成电路片上变压器的分析与实现
18.
Study on Variable-frequency Electric Propulsion System of Yantai-Dalian Train Ferry;
烟大铁路轮渡变频电力推进系统的研究