Noise measurement

DAkkS accredited performances*

• For measurement in the accelerated pass-by noise in accordance with ISO 362-1, UN-R 51 (Annex 3, 5, 7), GB 1495 and TRIAS 30-J039,
  30-J040, 30-R051
  
• Low noise vehicle measurement according to UN-R 138, GB/T 37153, TRIAS 43(7)-R138 and FMVSS 141
• Stationary vehicle measurement according to ISO 5130, UN-R 51, GB/T 14365 and TRIAS 30-J038
• Pass-by noise measurement emitted by rolling vehicles in accordance with ISO 13325 and UN-R 117 (Annex 3)

KBA designated performances**

• Measurement in the accelerated pass-by noise according to UN-R 51 (Annex 3, 5, 7)
  
• Low noise vehicle measurement according to UN-R 138
  

Other performances

• For measurement in the accelerated pass-by noise in accordance with UN-R 41, etc.
  
• Stationary vehicle measurement
• Audible warning signals measurement e.g. UN-R 28
• Pass-by noise measurement emitted by rolling vehicles in accordance with the accredited performances
  
• Customized measurement under free field conditions