Welcome to your ultimate noise and vibration analysis resource!
 

Welcome to our Noise and Vibration Analysis Archive. Have fun browsing!

 

Article #393: Random Vibration Testing

(Browse for more articles)

 
Vibration testing is applied to a new pressurized surroundings and handling.
product to make sure that it will last the Also, random vibration testing checks the
rigors of shipping, handling, and workmanship quality and reliability of the
transportation. If you have a product - test item.
referred to as the DUT or device under There are several companies that can
test?a vibration test will expose any perform random vibration testing for any
potential flaw that your product may have product. All they require is that the
by exposing it to shock. Products that are product to come in the packaging it will
candidates for random vibration testing be in when released in the market; that
include cars, military electronics, and the equipment it comes with is included;
others that are generally subjected to and that the operating manual that comes
irregular pressure and airflow. with and certain specifications of its
Of course, the common problem is trying to make are included.
know just how much shock should be applied If the DUT is found to have resonant
to the DUT. Since the amount of pressure frequencies or defects through the test,
applied during shipping, handling, and the maker can then make adjustments to the
transportation does not follow a certain product. The companies that administered
pattern, it would be better to test the the test could provide a full analysis on
product with differing levels of shock. the product and give recommendations on
That is said to be the closest simulation how it could be improved. They can also
to reality. administer other tests they think the
Random vibration simulates shock that may product needs. Random vibration testing
differ occasionally, randomly, or even has remained mostly unchanged since it was
both. Random vibration testing proves the launched in early 1950s.
ability of the DUT to endure the






1- A- B- C- D- 2- 3- 4- 5- 6- 7- 8- 9- 10- 11- 12- 13- 14- 15- 16- 17- 18- 19- 20- 21- 22- 23- 24- 25- 26- 27- 28- 29- 30- 31- 32- 33- 34- 35- 36- 37- 38- 39- 40- 41- 42- 43- 44-