Name

Ear Simulator

2cm3  Coupler

Ear Simulator

Ear Simulator (6 cc)

Fulfils Standard

IEC 60318-1 (IEC 318-1970)

IEC60318-5 (IEC60126 -1973)

IEC 60711,ITU-T P.57

IEC60318-3 (IEC60303 -1970)

Frequency Range

20Hz～10,000Hz

125 Hz～8,000 Hz

20 Hz～10,000 Hz

100 Hz～8,000 Hz

Frequency Response

≤±1 dB

≤±0.5dB(200Hz～5,000Hz)

≤±1dB(125 Hz～8,000Hz)

≤ ±0.5dB(200Hz～5,000 Hz)

≤±1 dB(20 Hz～10,000 Hz)

≤ ±0.5dB(200Hz～5,000 Hz)

≤±1 dB(100 Hz～8,000 Hz)

Used with Microphone

Model AWA14422 1/2 inch pressure field Microphone

Model AWA14422 1/2 inch pressure field Microphone, also 1 inch pressure field Microphone

Model AWA14424D 1/2 inch pressure field Microphone

Model AWA14412 1 inch pressure field Microphone

Used with Preamplifier

Model AWA14604 preamplifier or AWA14601 preamplifier

Operation Voltage Range for the Preamplifier

12 V～36 V

Length of cable

2 m

Accessories

Ear Simulator fixed block

Coupler fixed block ,

Adaptor for 1/2 inch to 1 inch

Ear Simulator fixed block

Ear Simulator fixed block

Uses

For calibrating supra-aural earphones used in audiometry and telephone -metry applied to the ear without acoustical leakage.

Frequency response, sensitivity and distortion measurements on insert earphones, e 蜜桃视频免费. g. used in hearing aids, operator headsets, etc.

For measurements of air conduction hearing aids and earphones, coupled to the ear by means of ear inserts e. g. an ear moulds or similar devices 蜜桃在线视频.

For calibrating audiometers and audiometry headphone