China Wholesale Air Track Factory – LMEC-28 Apparatus of Measuring Hearing and Hearing Threshold – Labor

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Our concentrate on should be to consolidate and enhance the quality and service of present products, meanwhile consistently produce new products to meet unique customers' demands for Two-Beam Interference, Newton, Kirchhoff Bunsen Spectroscope, To improved expand market, we sincerely invite ambitious individuals and providers to hitch as an agent.

China Wholesale Air Track Factory – LMEC-28 Apparatus of Measuring Hearing and Hearing Threshold – Labor Detail:

Functions

1. Master the measurement method of hearing and hearing threshold;

2. Determine the hearing threshold curve of the human ear.

Parts and Specifications

Description	Specifications
Signal source	Frequency range: 20 ~ 20 khz. standard sine wave (smart key controlled)
Digital frequency meter	20 ~ 20 khz, resolution 1 hz
Digital sound strength meter (db meter)	Relative -35 db to 30 db
Headset	Monitoring grade
Power consumption	< 50 w
Instruction manual	Electronic version

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We take "customer-friendly, quality-oriented, integrative, innovative" as objectives. "Truth and honesty" is our administration ideal for China Wholesale Air Track Factory – LMEC-28 Apparatus of Measuring Hearing and Hearing Threshold – Labor , The product will supply to all over the world, such as: Mexico, Vancouver, Karachi, Our company regards "reasonable prices, high quality,efficient production time and good after-sales service" as our tenet. We hope to cooperate with more customers for mutual development and benefits in future. Welcome to contact us.

Air Track

Cavendish Balance

Diffraction

Free Fall

Hearing Threshold

Human Reaction Time

Kinetic Friction Coefficient

Resonance

Rotate Liquid

Three String Pendulum

The customer service staff's answer is very meticulous, the most important is that the product quality is very good, and packaged carefully, shipped quickly!