J331_201201 Sound Levels for Motorcycles
Revised
01/06/2012
- Features
- Issuing Committee
- Content
- This SAE Recommended Practice establishes the test procedure, environment, and instrumentation for determining the sound levels of motorcycles under full throttle acceleration and closed throttle deceleration.
- Content
- This Revised Document has been changed as follows:
-
a
Format has been changed to comply with the new SAE Technical Standards Board Format.
-
b
References have been updated.
-
c
Specifications for sound level meter calibrator have been added.
-
d
The specification for the microphone windscreen has been changed.
-
e
The term “sound level” has been replaced with “sound pressure level” throughout the document to avoid possible confusion with sound power level.
-
f
Figure 1 had been redrawn.
-
g
The English unit dimensions have been changed slightly for consistency with SAE J47.
-
a
- Pages
- 8
- Citation
- SAE International Recommended Practice, Sound Levels for Motorcycles, SAE Standard J331_201201, Revised January 2012, Issued May 1975, https://doi.org/10.4271/J331_201201.