JJG 175-1998 Replaced National Metrology and Inspection Regulations JJG

JJG 175-1998 Measuring Condenser Microphones

Publish Date: 1998-03-16 Implement Date: 1998-10-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: JJG 175-1998

Standard Type: National standards

Standard Status: Replaced

is_force_gb: no

CCS Name: -

ICS Name: -

Publish Date: 1998-03-16

Implement Date: 1998-10-01

Pages: 15 pages

Scope

This procedure is applicable to the verification of test condenser microphones with a nominal diameter of 23.77 mm, 12.7 mm, 6.35 mm, and 3.175 mm that are newly manufactured, in use, or repaired. The verification of microphones with other specifications can also be carried out by referring to this procedure.