一、介電常數(shù)介質(zhì)損耗試驗(yàn)儀概述

GDAT高頻 Q 表作為一代的通用、多用途、多量程的阻抗測試儀器，測試頻率上限達(dá)到目前高的160MHz。
GDAT高頻 Q 表采用了多項(xiàng)技術(shù)：

雙掃描技術(shù) - 測試頻率和調(diào)諧電容的雙掃描、自動調(diào)諧搜索功能。 
雙測試要素輸入 - 測試頻率及調(diào)諧電容值皆可通過數(shù)字按鍵輸入。 
雙數(shù)碼化調(diào)諧 - 數(shù)碼化頻率調(diào)諧，數(shù)碼化電容調(diào)諧。 
自動化測量技術(shù) -對測試件實(shí)施 Q 值、諧振點(diǎn)頻率和電容的自動測量。 
全參數(shù)液晶顯示 – 數(shù)字顯示主調(diào)電容、電感、 Q 值、信號源頻率、諧振指針。 
DDS 數(shù)字直接合成的信號源 -確保信源的高葆真，頻率的高精確、幅度的高穩(wěn)定。 
計(jì)算機(jī)自動修正技術(shù)和測試回路*化 —使測試回路 殘余電感減至zui低，** Q 讀數(shù)值在不同頻率時要加以修正的困惑。 
gdat高頻Q表的創(chuàng)新設(shè)計(jì)，無疑為高頻元器件的阻抗測量提供了*的解決方案，它給從事高頻電子設(shè)計(jì)的工程師、科研人員、高校實(shí)驗(yàn)室和電子制造業(yè)提供了更為方便的檢測工具
，測量值更為精確，測量效率更高。使用者能在儀器給出的任何頻率、任意點(diǎn)調(diào)諧電容值下檢測器件的品質(zhì)，無須關(guān)注量程和換算單位。 

二、介電常數(shù)介質(zhì)損耗試驗(yàn)儀特點(diǎn)
介儀器能在較高的測試頻率條件下，測量高頻電感或諧振回路的Q值，電感器的電感量和分布電容量，電容器的電容量和損耗角正切值，電工材料的高頻介質(zhì)損耗，高頻回路有效并聯(lián)及串聯(lián)電阻，傳輸線的特性阻抗等。
該儀器用于科研機(jī)關(guān)、學(xué)校、工廠等單位對無機(jī)非金屬新材料性能的應(yīng)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介電常數(shù)介質(zhì)損耗測試儀(研發(fā)生產(chǎn))概述

介質(zhì)損耗和介電常數(shù)是各種電瓷、裝置瓷、電容器等陶瓷，還有復(fù)合材料等的一項(xiàng)重要的物理性質(zhì)，通過測定介質(zhì)損耗角正切tanδ及介電常數(shù)（ε），可進(jìn)一步了解影響介質(zhì)損耗和介電常數(shù)的各種因素，為提高材料的性能提供依據(jù)；儀器的基本原理是采用高頻諧振法，并提供了，通用、多用途、多量程的阻抗測試。它以單片計(jì)算機(jī)作為儀器的控制，測量核心采用了頻率數(shù)字鎖定，標(biāo)準(zhǔn)頻率測試點(diǎn)自動設(shè)定，諧振點(diǎn)自動搜索，Q值量程自動轉(zhuǎn)換，數(shù)值顯示等新技術(shù)，改進(jìn)了調(diào)諧回路，使得調(diào)諧測試回路的殘余電感減至zui低，并保留了原Q表中自動穩(wěn)幅等技術(shù)，使得新儀器在使用時更為方便，測量值更為精確。儀器能在較高的測試頻率條件下，測量高頻電感或諧振回路的Q值，電感器的電感量和分布電容量，電容器的電容量和損耗角正切值，電工材料的高頻介質(zhì)損耗，高頻回路有效并聯(lián)及串聯(lián)電阻，傳輸線的特性阻抗等。

該儀器用于科研機(jī)關(guān)、學(xué)校、工廠等單位對無機(jī)非金屬新材料性能的應(yīng)用研究。

 GBT1409介電常數(shù)介質(zhì)損耗測試儀(研發(fā)生產(chǎn))儀器的技術(shù)指標(biāo)

  1．Q值測量

   a．Q值測量范圍：2～1023。

   b．Q值量程分檔：30、100、300、1000、自動換檔或手動換檔。

 c．標(biāo)稱誤差

 2．電感測量范圍：14.5nH~8.14H 

3．電容測量：1~ 460

   注：大于直接測量范圍的電容測量見使用規(guī)則

 4．信號源頻率覆蓋范圍

5．Q合格指示預(yù)置功能

預(yù)置范圍：5～1000。

 6．Q表正常工作條件

 a. 環(huán)境溫度：0℃～+40℃

b．相對濕度：<80％； 

c．電源：220V±22V，50Hz±2.5Hz。

7．其他

  a．消耗功率：約25W；  

b．凈重：約7kg；  

c. 外型尺寸：（l×b×h）mm：380×132×280。

8．產(chǎn)品配置：

a.測試主機(jī)一臺；

b.電感9只；

c.夾具一 套 

                附表    電感組典型測試數(shù)據(jù)