一、介电常数介质损耗试验仪概述

GDAT高频 Q 表作为一代的通用、多用途、多量程的阻抗测试仪器，测试频率上限达到目前高的160MHz。
GDAT高频 Q 表采用了多项技术：

双扫描技术 - 测试频率和调谐电容的双扫描、自动调谐搜索功能。 
双测试要素输入 - 测试频率及调谐电容值皆可通过数字按键输入。 
双数码化调谐 - 数码化频率调谐，数码化电容调谐。 
自动化测量技术 -对测试件实施 Q 值、谐振点频率和电容的自动测量。 
全参数液晶显示 – 数字显示主调电容、电感、 Q 值、信号源频率、谐振指针。 
DDS 数字直接合成的信号源 -确保信源的高葆真，频率的高精确、幅度的高稳定。 
计算机自动修正技术和测试回路*化 —使测试回路 残余电感减至zui低，** Q 读数值在不同频率时要加以修正的困惑。 
gdat高频Q表的创新设计，无疑为高频元器件的阻抗测量提供了*的解决方案，它给从事高频电子设计的工程师、科研人员、高校实验室和电子制造业提供了更为方便的检测工具
，测量值更为精确，测量效率更高。使用者能在仪器给出的任何频率、任意点调谐电容值下检测器件的品质，无须关注量程和换算单位。 

二、介电常数介质损耗试验仪特点
介仪器能在较高的测试频率条件下，测量高频电感或谐振回路的Q值，电感器的电感量和分布电容量，电容器的电容量和损耗角正切值，电工材料的高频介质损耗，高频回路有效并联及串联电阻，传输线的特性阻抗等。
该仪器用于科研机关、学校、工厂等单位对无机非金属新材料性能的应用研究。

Brief introduction

Instrument can be tested at the higher frequencies , measuring high-frequency inductors or resonant circuit Q value inductor inductance and distributed capacitance , the capacitance of the capacitor and the loss tangent , high-frequency dielectric loss of electrical materials , high-frequency circuit effectively in parallel and series resistance , the characteristic impedance of the transmission line and the like.

Features

Dual scanning technology - test frequency and tuning capacitor dual scan , automatic tuning search function.
Dual input factor test - the test frequency and tuning capacitance value Jieke input via keypad .
Dual digital tuner - digital frequency tuning , digital capacitance tuning .

Automated measurement techniques - to implement the Q value of the test piece , automatic measuring the resonant frequency and capacitance point .
Full parameter LCD - digital display melody capacitance , inductance , Q value , the signal source frequency , resonant pointer .
Source DDS direct digital synthesis - Make sure the source of high- Bao true, accurate high frequency , high amplitude stability .
Computer technology and automatic correction test loop optimization - make the test loop to minimize residual inductance , the complete eradication of Q readings at different frequencies should be amended confusion.

Technical parameters
Q value of the measuring range of 2 to 1023 , range tranches : 30 , 100, 300 , 1000, automatic transmission or manual transmission
Inherent error ≤ 2% 5% ± full scale value (200kHz ~ 10MHz), 2% ≤6% ± full scale value (10MHz ~ 160MHz)
2% working error ≤7% ± full scale value (200kHz ~ 10MHz), 2% ≤8% ± full scale value (10MHz ~ 160MHz)

Inductance measurement range 4.5nH ~ 140mH
Capacitance direct measurement range 1 ~ 200pF
The main capacitor adjustment range 18 ~ 220pF
The main capacitor 100pF following regulation accuracy ± 1pF; 100pF than ± 1%
Source 100kHz ~ 160MHz frequency coverage
Frequency segment ( virtual ) 100 ~ 999.999kHz, 1 ~ 9.99999MHz, 10 ~ 99.9999MHz, 100 ~ 160MHz
Frequency indication error 3 × 10 -5

Dear Customer,
 
We,Beijing  Beiguang instrument equipment co., LTD is an integrated economic entity of R&D,manufacturing and trading with over 20 years of history.
Our business scope covers various fields such as biochemical analysis,environmental protection,industrial testing, bioscience,medical apparatus and instruments,internet technology and some frontier science.
Through a long-time development,we own a national resources system of various professional talents,bundant supply for various components & parts and special materials,full producing & processing equipments,strong Technological standardization and a complete quality assurance system.
If you need OEM or ODM in manufacturing ,scientific research,market development and or you want to build your own brand in your country,it’s our honor to cooperate with you.In this way,we have developed many products for our customers from the USA,Europe and South Africa and got good feedback on Alibaba.
 
We firmly believe that science and technology is no boundaries.
Our mission is to make every effort to contribute to all humanity.

 GBT1409介电常数介质损耗测试仪(研发生产)概述

介质损耗和介电常数是各种电瓷、装置瓷、电容器等陶瓷，还有复合材料等的一项重要的物理性质，通过测定介质损耗角正切tanδ及介电常数（ε），可进一步了解影响介质损耗和介电常数的各种因素，为提高材料的性能提供依据；仪器的基本原理是采用高频谐振法，并提供了，通用、多用途、多量程的阻抗测试。它以单片计算机作为仪器的控制，测量核心采用了频率数字锁定，标准频率测试点自动设定，谐振点自动搜索，Q值量程自动转换，数值显示等新技术，改进了调谐回路，使得调谐测试回路的残余电感减至zui低，并保留了原Q表中自动稳幅等技术，使得新仪器在使用时更为方便，测量值更为精确。仪器能在较高的测试频率条件下，测量高频电感或谐振回路的Q值，电感器的电感量和分布电容量，电容器的电容量和损耗角正切值，电工材料的高频介质损耗，高频回路有效并联及串联电阻，传输线的特性阻抗等。

该仪器用于科研机关、学校、工厂等单位对无机非金属新材料性能的应用研究。

 GBT1409介电常数介质损耗测试仪(研发生产)仪器的技术指标

  1．Q值测量

   a．Q值测量范围：2～1023。

   b．Q值量程分档：30、100、300、1000、自动换档或手动换档。

 c．标称误差

 2．电感测量范围：14.5nH~8.14H 

3．电容测量：1~ 460

   注：大于直接测量范围的电容测量见使用规则

 4．信号源频率覆盖范围

5．Q合格指示预置功能

预置范围：5～1000。

 6．Q表正常工作条件

 a. 环境温度：0℃～+40℃

b．相对湿度：<80％； 

c．电源：220V±22V，50Hz±2.5Hz。

7．其他

  a．消耗功率：约25W；  

b．净重：约7kg；  

c. 外型尺寸：（l×b×h）mm：380×132×280。

8．产品配置：

a.测试主机一台；

b.电感9只；

c.夹具一 套 

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