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BK加速度4525bp2203.pdf
Types 4525-B and 4525-B-001 are general purpose designs with a useful upper frequency limit higher than 10 kHz. A sensitivity of 10 mV/g is available
BK加速度4533B4534B.pdf
The general purpose families of CCLD* Accelerometers with TEDS†, Types 4533-B and 4534-B, have wide frequency range, low noise, and low sensitivity to
阻抗管PPT_MaterialTesting.pdf
Tube dimensions determine frequency range • Example: 50 - 5700 Hz • The propagating wave in the tube is the plane wave, only in one direction. Its wav
DYTRAN加速度7531A2_ds.pdf
531A1-XX!29420mVlg
7531AZ-X139-300mV/g-
753143-XXt59174mYIg
7531A4-XXt16957mV/g
753145-XXt200g6.5mV/g
Laplace小波相关滤波法的改进.pdf
在Laplace小波相关滤波法的基础上，提出了两种改进方法，扩大了原方法的适用范围，提高了原方法的模态参
数估计精度。
BK加速度4524_bp2076_2010.pdf
Type4524seriesconsistsoflightweighttriaxial
piezoelectricOrthoShear®accelerometers,each
withthreeindependentoutputsforsimultaneous
measurementsinthree
BK加速度4535Bbp24651120130205.pdf
TriaxialCCLD*AccelerometerswithTEDS†Type4535-Band
4535-B-001aredesignedtosimplifyyourtestingbycovering
mostofthedifferentneedsofamoderntestlabwithones
阻抗管吸隔声测试操作手册.pdf
当声波从一种媒质入射到声学特性不同的另一种媒质时，在两种媒质的分界面处将发生反射，使入射声波的一部分能量返回第一种媒质。在斜入射时，反射角r与入射角i相等。在反射点处，反射波声压pr与入射波声压pi之比称为反射系数r，即rpp=/ri
01声学相机Training HD CAM theory.pdf
CombinesthreetechniquesinonetoolTypical36or54microphonesWideanglecamera(forpicturesclosetoobject)Real-timeresults“preview”PCortouchscreenoperation
03声学相机HD Cam tutorial engine.pdf
TheHighDefinitionAcousticCamera(‘HDCam’)isatoolforrapidlyidentifyingsoundsourcesinstationaryandtime-varyingconditions.Thelocalizationisnearlyinstantan