Anonymous Verified Buyer
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July 2025
PXIe-1491 In Stock | Ships in 3-5 Days
PXIe-1491, HDMI Protocol, PXI Audio and Video Analyzer
Rated 4.6/5 | 10 ratings
Actual item may vary if no part number is provided on quote request.
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Andrew Gar**** Verified Buyer
" Amazing to work with and had my order within 1 week after purchasing with all NI certs and data that were needed. "
March 2025
Said Sai**** Verified Buyer
" Competent contact for highly specialized components. The support team is very knowledgeable. Many thanks for the help and the fast shipping! "
January 2025
Bob C**** Verified Buyer
" Jason was able to get our emergency situation taken care of quickly and professionally. "
May 2025
Gregg Flecki**** Verified Buyer
" Great service and great products. This is my 2nd time using Apex Waves, truly impressed. "
January 2025
Carol Zimme**** Verified Buyer
" Very responsive and helpful, competitive pricing. Good source! "
July 2025
Andrew Gar**** Verified Buyer
" Amazing to work with and had my order within 1 week after purchasing with all NI certs and data that were needed. "
March 2025
Said Sai**** Verified Buyer
" Competent contact for highly specialized components. The support team is very knowledgeable. Many thanks for the help and the fast shipping! "
January 2025
Bob C**** Verified Buyer
" Jason was able to get our emergency situation taken care of quickly and professionally. "
May 2025
Gregg Flecki**** Verified Buyer
" Great service and great products. This is my 2nd time using Apex Waves, truly impressed. "
January 2025
National Instruments PXIe-1491 PXI Audio and Video Analyzer
The PXIe-1491 is an advanced HDMI Protocol Audio and Video Analyzer with exceptional built-in capabilities to analyze HD audio and video files. The NI PXIe-1491 enables the user to carry out audio, video, and communication protocol. The users can conduct analysis for a number of multimedia devices, including: smartphones, tablets, set-top boxes, A/V encoders, and many more. Users can carry out measurements quickly with high accuracy. The PXIe-1491 can be implemented as an automated multimedia test system and can be utilized for testing medical devices and military A/V equipment.
The NI PXIe-1491 Audio and Video Analyzer incorporates eight audio channels. These channels offer the audio sample rate in the range of 32 kHz to 192 kHz. It also has two built-in ARC channels. The sample rates for the ARC channels are 32, 44.1, or 48 kHz. The ARC channels offer a typical value of 35ppm. The HDMI functions of the PXIe-1491 include Video, Audio, CEC, ARC, HEC, and HPD analysis. The TDMS clock rate of the instrument ranges from 25 MHz to 225 MHz. The range of the video clock rate is from 25 MHz to 165 MHz.
The National Instruments PXIe-1491 has a great minimum value for pulse width detection for video and audio triggers. It is 64 nanoseconds. The NI PXIe 1491 comes in a compact size and shape and weighs around 208 grams. The dimensions are 8.5 x 0.8 x 5.1 inches. The maximum power consumption of the instrument is 30 watts. The NI PXIe-1491 Audio and Video Analyzer also has driver and application software available.
PXIe-1491 Obsolete Status has been announced by National Instruments, but the Analyzer will still be available for purchase and repairs by Apex Waves.
| Model | PXIe-1491 |
|---|---|
| Manufacturer | National Instruments |
| Type | PXI Audio and Video Analyzer |
| TMDS Clock Rate | 25 MHz to 225 MHz |
| Video Clock Rate | 25 MHz to 165 MHz |
| Audio Channels | 8-channel LPCM or encoded audio |
| Total Power | 30 W |
| Dimensions | 8.5 x 0.8 x 5.1 in. |
| Weight | 7.3 oz. |
| Warranty | 2-3 Year Warranty |
| PXIe-1491 Manual | User Manual and Maintenance Manual Available for Download |
| Price | Contact a sales representative for a quote. |
Associated part numbers for PXIe-1491:
National Instruments PXIe-1491 Frequently Asked Questions
Question: Which types of application software can be used with the PXIe-1491?
Answer: The following types of application software can be utilized with the PXIe-1491: NI AudioMASTER 6.3 or later, NI Video Measurement Suite (VMS) 3.2 or later, or NI Picture Quality Analysis (PQA) 1.5 or later.
Question: What are the HDMI functions of the NI PXIe 1491?
Answer: The HDMI functions of the NI PXIe 1491 are HPD, video, HEC, audio, ARC, and CEC.
Question: What is the minimum detectable pulse width for the NI PXIe-1491?
Answer: The NI PXIe-1491 has a minimum detectable pulse width of 64 ns.
Question: What are the audio trigger destinations for the PXIe-1491?
Answer: The audio trigger destinations for the PXIe-1491 are PXI_TRIG<0…7>.
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