The initial product line consisted of electrical test equipment, magnetic windings, and radio frequency coils.
最初的产品线包括电子测试设备，磁线圈，线圈和无线电频率。
This radio signal has a frequency of 800,000 cycles per second.
这个无线电讯号的频率是每秒八百千周。
Digital variable frequency is a key technology of soft radio.
数字下变频技术是软件无线电中的关键技术之一。
An electronic device that converts one frequency of a radio signal to another.
把信号的一种频率转换为另一种频率的电讯装置。
It is an effective work standard of radio frequency voltage.
它是一种行之有效的射频电压工作标准。
A new kind of radio frequency micro-potentiometer is introduced.
介绍了一种改进的新型射频微电位计。
Digital Radio Frequency Memory (DRFM) is a kind of microwave signal storage device.
数字射频存储器(DRFM)是一种微波信号存储部件。
Prior to this, people only have a deeper study of the radio frequency and microwave.
在此之前，人们只对无线电波和微波有较深研究。
Prior to this, people only have a deeper study of the radio frequency and microwave.
在此之前，人们只对无线电波和微波有较深研究。
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