Thông tin sản phẩm

Mũ bảo vệ tai chống ồn ACO TYPE 8328A TYPE 8328B TYPE 8328C


AMURAI HATS specification

Applicable standards ITU-T Rec. P. 58, ANSI S3.36-1985
IEC 60318-7 acoustic characteristic
Frequency range 100 Hz – 10 kHz
Operational temperature range -20 ̊C - +60 ̊C
Height (overall height) 724 mm
Height (torso) 474 mm
Width 400 mm
Depth 170 mm
Weight Approx. 10 kg

Ear Simulator specification

Applicable standards IEC 60318-4(former 60711)/ITU-T Rec. P57
TYPE No. TYPE 2128E
Microphone TYPE 7813 (Sound pressure type)
Sound pressure sensitivity -39 dB re 1 V/Pa (11.2 mV/Pa)
Frequency characteristic 100 Hz – 10 kHz
Volume 1.28 cm3 +/- 0.03 cm3

Preamplifier Integrated Microphone specification

TYPE No. TYPE 4246N
Polarizing voltage 0 V
Frequency range 20 Hz – 20 kHz


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