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NI-DAQmx Error -50103 When Performing AI and AO on an NI 4461 When I use the Multi-Device Sync-AI and AO-Shared Timebase & Trig-DSA shipping example or when I try to synchronize Analog Output (AO) and Analog Input (AI) on my NI 4461 DSA card I URL: http://digital.ni.com/public.nsf/allkb/8C7A7AF1A6DDD00086257399005B8513

动态信号采集（DSA）设备上的交流耦合能够移除多大的直流偏置？ 我有一个具有很大直流偏置的信号，并想用DSA设备进行测量。交流耦合电路能够成功移除的直流偏置有限制吗？我的信号的幅值小于2.8V，而相对于板卡地的直流偏置超过12V。我还能够在交流耦合使能的情况下测量这个信号吗？ URL: http://digital.ni.com/public.nsf/allkb/3CF5A29CC4F634E54825739100287DF2

How to Configure the Vertical Range per Channel of my National Instruments Digitizer? I have an NI-SCOPE device and would like to adjust the Channel 0 vertical range independently of the Channel 1 vertical range. I have tried using the niScope Configure Vertical VI but it changes the settings for both channels. How can I change the vertical ranges independently? URL: http://digital.ni.com/public.nsf/allkb/DD92BCF134C342C48625738B0065306C

NI 4498 Connector Diagram and Pinout I'm having difficulty locating the NI 4498 connector diagram with the accompanying pinout. Where can I find this? URL: http://digital.ni.com/public.nsf/allkb/0E96DC4546D1D092862573830072B519

Error-50251 When Performing Self-Calibration on My NI-5922 After Upgrading from NI-SCOPE 3.3.2 to NI-SCOPE 3.4 Previously I had NI-SCOPE 3.3.2, which I had installed from the August 2007 device driver CDs. I recently upgraded my NI-SCOPE driver to version 3.4 and now I cannot self-calibrate my NI-5922. In Measurement and Automation Explorer the self-calibrate option is disabled and I do not see any URL: http://digital.ni.com/public.nsf/allkb/B84AE4281BA524508625737C005375AF

プローブ補償について。 高速デジタイザに信号を接続する際に使用されるプローブの補償方法について教えてください。 URL: http://digital.ni.com/public.nsf/allkb/24FDE3AACBF79ACB862573720031EEA3

Sample Rate Adjustments Do Not Affect LC Measurements of a DMM I have tried adjusting the sample rate of an inductance or capacitance (LC) measurement using the NI-DMM driver. However, the changes have no effect on my actual measurement speed. URL: http://digital.ni.com/public.nsf/allkb/E03C3837A9EEEF3D8625736B00216501

NI-DMM仿真设备 我想使用NI-DMM驱动编程，但是现在还没有硬件设备。如何才能仿真DMM设备以测试程序？ URL: http://digital.ni.com/public.nsf/allkb/5DF8F1D0483D6DD2482573630009299D

Removing the Plastic Guide from Longer PCI Cards The plastic guide on the back of the longer PCI cards makes the device too long to fit in my PC, can I unscrew this guide and remove it, or will this affect my card's performance? URL: http://digital.ni.com/public.nsf/allkb/B2D9FCF6B99C153B86257356005E5587

長いPCIボードのハンドルの取り外しに関して 長いPCIボードの後ろ側にあるプラスチックのハンドルによってボードがもっと長くなりPCに入らないのですが、ハンドルを外す場合、ボードの性能には何らかの影響はありますでしょうか。 URL: http://digital.ni.com/public.nsf/allkb/EBA54546425AD219862573F50002FF9A