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Position: Industry Standard
Acoustics diapason member national profession standard (one)
- National sound diapason member profession, have in different place make a way differently. Cry in Beijing for example " acoustics division " , cry in Shanghai " tuner " , in Zhejiang the province cries " sound accuse division " , still...
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Frequency checks signal frequency instruction card
- Frequency specification<80Hz
80Hz basically is the percussion instrument that gives priority to with low frequency in replay music below, for example bass drum, timpani, still have a few presence such as piano, cello,...
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Acoustics diapason member national profession standard (2)
- 1. 8 appraisal ask1. 8. 1 applicable object: - primary (the person that have one of the following requirements)(one) job of classics one's job is primary and regular groom achieve duration of formulary standard learning, obtain finish...
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The acoustics index level of sound of hall hall enlarge
- The level of acoustics and characteristic index that sound system of hall hall enlarge designs
National level " sound system of enlarge of GYJ125 hall hall is acoustics and characteristic index " , it is the l...
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Acoustics makes technical standard
- Sound field design The basic design of a sound field should include sound insulation processing, of spot noise reduce, build reasonable demand of the structure, the implementation of acoustical uniformity, sound the settlement of...
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The sensitivity of earphone
- What earphone manufacturer tags " sensitivity " parameter is very similar the sensitivity parameter of sound box, to sound box, its standard is: Supply 1W is apart from in 1 meter, measure its sound pressure level next (SPL) ; To earpho...
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Allow the import of digital sound box
- At present my company is in respect of frequency enlarge sound, mastering top technology of a world, namely technology of joining together of coupling of complete frequency sound, excogitated acoustical lens module perpendicular array,...
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The sensitivity of mike
- Common, figure for, the sensitivity of mike is the pickup ability size that points to mike. The mike of general and different sensitivity is used at differring all sorts of circumstances, although say sensitivity is taller, state pickup...
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