聯絡是德專家

技術支援

電子量測

依產品型號搜尋: 例如: 34401A, E4440A

1-25 / 343

排序:
What specification adder should be applied when performing Ohms measurements with OCOMP off?
Information on applying the Ohms specification with OCOMP OFF and OCOMP ON.

FAQ 2014-04-27

What are the differences between the E4980A and 4284A?
Most of the E4980A functions are compatible with the 4284A's. Since some enhancements and updates of functionality are incorporated in the E4980A, there are primary differences summarized in the table.

FAQ 2014-04-07

ENA 時域量測的準確度為何?
下表提供 TDR / TDT 量測不確定性。

FAQ 2014-03-27

校驗套件的扭矩扳手之認證(與重新認證)過程為何?

FAQ 2014-03-24

我可以連續頻率頻帶操作 86107A 嗎?
若 86100A/B/C 主機具備 A04.10 版或更新版的韌體,便可以下列連續頻率範圍操作 86107A。

FAQ 2013-12-12

Can I measure duty cycle or pulse width with the U1251A/U1252A Handheld Digital Multimeter?
Yes, you can measure duty cycle or pulse width with the U1251A and U1252A Handheld Digital Multimeter.

FAQ 2013-11-17

是德的電源供應器可以吸納電流嗎?
是的!電源供應器會透過吸納,或下調設定能力,將電流引至正電源端子。

FAQ 2013-01-22

Do I need to perform a periodic front panel instrument alignment on my N9039A RF Preselector?
No, but there is a system alignment that needs to be periodically run. See FAQ content for details...

FAQ 2012-12-11

What is the typical power consumption of the 86100C and 86100D Digital Communications Analyzer?
Typical measurements of 86100C and 86100D power consumption

FAQ 2012-09-25

What is the start frequency of FieldFox instruments?
Standard is 2 MHz

FAQ 2012-08-20

What is the measurement uncertainty for the 8902A Option 50?
The only uncertainty in the 8902A Option 050 test system should be the accuracy of the attenuation source.

FAQ 2012-05-30

For the PSA Series and E4406A VSA Series 1xEV-DO measurement personality, why did the Modulation Accuracy (Composite Rho) measurement change names ...
In the cdma2000 standard, Rho is a common parameter name used to express modulation quality. However, 3GPP2 uses the term Waveform Quality in the 1xEV-DO conformance tests, and the 1xEV-DO measurement personality was updated to use the same termi...

FAQ 2012-05-28

What features and accessories are included in the standard E7495A Wireless Base Station Test Set?
The standard instrument includes the Antenna / Cable and Spectrum Analyzer modes and an internal GPS receiver and accessories and more. Click here for more details.

FAQ 2012-05-28

Where can I find detailed specifications for the E4406A, PSA Series, ESA Series Spectrum Analyzers?
We publish both an abbreviated Data Sheet and complete Specifications Guide for these analyzers. You can find the complete specifications guide by looking under Manuals, Guides, and Notifications at the bottom of each product web page.

FAQ 2012-05-28

How often do I need to run the RF Preselector alignments in my MXE?
Every 14 days or when the temperature changes by 3 degrees...

FAQ 2012-05-09

What are the dimensions, instrument weight, and shipping weights of the ESA family of Spectrum Analyzers?
The instrument weight and shipping weight vary for each product.

FAQ 2012-03-16

我的 PSA 需要哪些選項才能在 N5530S 系統內運作?
選項 B7J、選項 123、選項 1DS,與 E4440AU 選項 233。

FAQ 2012-03-15

What field of view (FOV) magnifications are available?
The x6000 does not use the field of view (FOV) concept, it uses an autofocus technique that sizes the inspection image to the joint type being inspected. Several slices are evaluated for the sharpest region to determine the slice location.

FAQ 2012-03-12

What is the maximum input power that can safely be applied to input of the E7495A/B Wireless Base Station Test Set?
The maximum input level to the RF Input is +20 dBm. The maximum RF Input when using the supplied external 40 dB attenuator is +50 dBm. The E7495A/B additionally has a forward power protection switch at the RF Input connection to help prevent dam...

FAQ 2012-02-28

How do I make measurements on low level over-the-air CDMA signals using the E7495A/B Wireless Base Station Test Set?
E7495A/B Options 810, 811, and 812 include a pre-selector filter that attenuates out-of-band signals. This reduces the overall signal input into the E7495A/B and allows the built in auto-ranging circuit to increase the IF gain.

FAQ 2012-02-28

What is the power output range for the E7495A/B Wireless Base Station Test Set Continuous Wave (CW) Signal Generator, Option 500?
The output power range is -25 to -80 dBm with +/- 1 dB level accuracy. An additional 40 dB attenuation can be added using the external 40 dB attenuator that comes standard with the E7495A/B.

FAQ 2012-02-27

What are the Noise Figure specifications above 3 GHz for the ESA Series Spectrum Analyzer?
The specifications for instrument noise figure uncertainty is nominally the same as from 10 MHz to 26.5 GHz, especially for high gain devices under test.

FAQ 2012-02-25

是德手持式頻譜分析儀的體積與重量為何?
寬 x 高 x 深 為 318 mm x 207 mm x 69 mm (12.5 in x 8.15 in x 2.7 in)

FAQ 2012-02-25

Service (服務) 功能表下方不會顯示 "Update Firmware" (韌體升級) 鍵,是什麼問題?
Service (服務) 功能表下方不會顯示 "Update Firmware" (韌體升級) 鍵,是什麼問題?

FAQ 2011-10-07

我要如何計算萬用電錶的準確度?
萬用電錶準確度的計算格式為:「讀數的百分比 (%) + 範圍的百分比 (%)」。

FAQ 2011-06-05

1 2 3 4 5 6 7 8 9 10 ... 下一頁