In other words, they can only be used for tape recording and playback rather than for a "loop" containing an equalizer (for tone control) or other circuit such as a surround sound processor.
换句话说，它们只能用于录音和回放，而不是一个“循环”包含诸如环绕声处理器均衡器(用于音调控制)或其他电路。
The design of flyback switching transformer and feedback control loop and the improvement of the circuit for considering electromagnetic compatibility are the critical technologies.
反激式开关变压器和反馈控制回路设计，以及考虑电磁兼容性对电路的改进，是其关键技术。
The digital realization of monostable circuit and extraction of bit-synchronous signal with digital phase lock loop are also introduced in detail.
对于其中的单稳态电路的数字化和数字锁相环提取位同步信号也进行了详细的设计说明。
In the new scheme proposed, the phase lock loop is avoided and the digital logical circuit is used.
该方案利用信号自身的特性，采用数字逻辑设计，有效避免了性能不高的锁相环的使用。
The circuits used are Chua 'circuit and phase lock loop.
所用的电路为蔡氏电路和锁相环电路。
This paper introduces the design thought of a wide band digital frequency synthesis loop. The principle circuit is given.
介绍了一种宽带数字式频率合成环路的设计思想，给出了原理电路。
In the paper loose tail loop was described in detail from theoretical analysis to practical circuit making.
文中对松尾环的理论分析到实际电路制作给予了较详细的论述。
The circuit has the function of thermal shutdown, current limiting and closed control loop of current and voltage.
该电路具有过热保护、短路保护功能和电流、电压闭环控制回路功能。
It was discussed the check principle structure, the codes' transmitting, closed loop check, reliability of the closed loop Telegraphic codes System with some reference circuit.
对闭环电码化系统检测原理结构、发码过程，闭环检测、可靠性等进行分析阐述，并给出部分参考电路。
Because the circuit needs current overload protect, a double loop strategy , with current feedback of filter inductance as inner loop and output voltage as outer loop, is studied.
根据需要电路电流过流保护的特点，重点介绍了滤波电感电流反馈做内环，输出电压做外环的双环控制策略。
The configuration program of incoming loop, bus coupler circuit, feeder circuit, motor circuit, reactive power compensation and the control power in switchgear was described.
阐述了开关柜中受电回路、母联回路、馈电回路、电动机回路、无功补偿和控制电源的配置方案。
This still enabled each half cycle to complete its loop through the one-half of primary in the plate circuit and one-half in the cathode circuit.
这样每半周的回路是完整的，一半的初级在屏极线路上，另一半在阴极线路上。
The equipment cooling water used in primary circuit loop and spent fuel system is provided by seawater cooler in nuclear power station.
压水堆核电站一回路和乏燃料贮存水池的设备冷却水由海水冷却器提供。
The principles, features, and process flow of the loop circuit drying plants were simply presented, their application examples were described and they were compared with other drying plants.
简要介绍了闭路循环干燥装置的原理、特点和工艺流程。文中列举了其工业应用实例，并与其他干燥设备进行了对比。
This article discussed the relationship of the inductive current, the lever of electromagnetic field, and the loop circuit impedance by some test date concisely.
文章通过理论分析和试验数据，对感应电流与电磁场幅度及环路阻抗的关系进行了探讨。
By adopting the new design of circuit loop with cross-multiplying terms, the precision of voltage and speed controlled will be enhanced in a wider speed range.
在电流环中引入了一组电流交叉乘积项计算出准确的轴电压控制值，实现控制系统在较宽的速度范围内满足较高的控制精度。
In order to restrict the rising rate of fault current caused by short circuit on one arm of bridge of inverter, a kind of device named current loop protection circuit can be adopted.
为了限制逆变器桥臂直通短路时故障电流的上升率，可以在装置的直流侧安装一种称为“环流保护电路”的附加电路。
Phase-locking loop circuit, phase shifting method, and IC chip.
锁相环电路，相移方法，及集成电路芯片。
The resolving Procedures represented by resolving set-integrator circuit and equivalent speed loop regulating circuit of double close oop SCR-D system.
以给定积分器电路和双闭环晶闸管供电直流调速系统中等效速度环调节回路为例，说明求解过程。
But such as short circuit flow, up ash loop, re-entrainment exists and so on phenomenon, made the solid particle couldn't be separated efficiently, so reduced separation efficiency of the cyclone.
但是旋风除尘器中存在的短路流，上灰环，二次扬尘等现象，使得固体颗粒不能被完全有效分离，降低了除尘器的分离效率。
The design idea, principle scheme and executive result for restricting zero drift of gas sensors by means of closed loop control circuit are reported.
一种利用闭环控制电路抑制气敏元件零点漂移的设计思想、原理框图及实验结果。
Adopting the reactive circuit of twice harmonic to process the sensor signal, the system is closed loop.
对传感器信号处理采用的二次谐波反馈电路，电路为闭环系统。
There are many methods for analysing electronic circuit, such as branch current, node voltage, mesh current and loop current method.
电路的一般分析方法有许多，如支路法、节点法、网孔法和回路法等。
Smart new fan system control circuit is divided into the wind and air-conditioning systems control loop.
智能新风机分为风系统控制回路和空调系统控制回路。
Introduces the basic principle of phase-locked loop and NE564 PLL circuit structure and properties, and the use of phase-locked NE564 demodulating circuit and phase-locked frequency circuit.
介绍了锁相环的基本原理和锁相环ne564的电路结构和性能，及其用ne564构成的锁相解调电路和锁相倍频电路。
The loop circuit controlling of current, voltage and speed of welding can be realized in welding process.
在焊接过程中，对电弧电压、焊接电流、焊接速度实现闭环控制。
The loop circuit controlling of current, voltage and speed of welding can be realized in welding process.
在焊接过程中，对电弧电压、焊接电流、焊接速度实现闭环控制。
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