China Wholesale Liquid Surface Tension Pricelist – LMEC-28 Apparatus of Measuring Hearing and Hearing Threshold – Labor

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Being supported by an state-of-the-art and skilled IT team, we could supply technical support on pre-sales & after-sales service for Diffraction, Diffraction, Magnetic Hysteresis Loop, Any interest, please feel free to contact us. We are looking forward to forming successful business relationships with new clients around the world in the near future.

China Wholesale Liquid Surface Tension Pricelist – 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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