Henan Medsonic Medical Equipment Manufacture Co., Ltd.
Products
Contact Us
  • Contact Person : Ms. Young Carrie
  • Company Name : Henan Medsonic Medical Equipment Manufacture Co., Ltd.
  • Tel : 86-377-63010367
  • Fax : 86-377-63011126
  • Address : Henan,NanYang,Number 189,South Part of BeiJing Road
  • Country/Region : China
  • Zip : 473000

pure tone audiometer

pure tone audiometer
Product Detailed
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has the following characteristics

Boot automatically self-inspection

Two separate hardware configuration channel

Simple the key operate,

The standard gas lead frequency test range 250-8000 Hz, good-10 dB-120 dB

Output way can choose the headset and the gas bone headphones in two ways

Digital hearing plan technology index

Channel: two separate channels.

Pure tone frequency: gas guide 250 HZ-8 KHZ

Bone guide 250 HZ-4 KHZ (optional)

Frequency error less than 1%

Decay: in the whole range 1/2/5 dB increment

Decay accuracy: in the whole range dBHL better than 3

Come to the range: gas lead in the intermediate frequency for-10 to 120 dBHL

Bone in intermediate frequency for-when the 10 to 75 dBHL

Cover: white noise (broadband noise)

Total harmonic distortion degree

The gas is less than 2.5%

Less than 5% bone guide

Alternative converter

The gas TDH39 (standard configuration)

Bone lead B71 (optional)

The head of the static pressure with fixed:

TDH you. 5 N + /-0.5 N

B-71:5.4 N + /-0.5 N

Transportation and storage

Temperature:-40 °C and 35 °C

Humidity: 10% to 90%, not the condensate

Pressure: 500 hPa to 1060 hPa

Running environment

The mode of operation: continuous

Temperature: °C and 35 °C

Humidity: 30% to 90%, not the condensate

Pressure: 860 hPa to 1060 hPa

Preheat time: less than 10 minutes

specifications

Size: 320 * 220 * 91 mm

Weight: about 3 Kg

Power supply: DC9V

Power consumption: less than 30 W

Conform to the standards

The hearing program: EN0645-1, EN60645-2, EN60645-4 and GB/T7341.1

ECM: EN60601-1-2

pure tone audiometer



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