China Wholesale Sound SpeedUltrasonic Range Suppliers – LMEC-17 Apparatus of Measuring Hearing and Hearing Threshold – Labor

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China Wholesale Sound SpeedUltrasonic Range Suppliers – LMEC-17 Apparatus of Measuring Hearing and Hearing Threshold – Labor Detail:

This instrument is suitable for medical undergraduates and postgraduates to measure the threshold curve. In general, the definition of pain threshold should reach the ear pain, but students only need to understand the principle of the experiment, and when measuring the pain threshold, they only need to adjust the sound pressure level to the ear and feel unbearable. Through the experiment, students can understand the physical knowledge of sound intensity, sound intensity level, loudness, loudness level and auditory curve, and lay a good foundation for the application of clinical audiometry in the future.

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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Reliable good quality and very good credit standing are our principles, which will help us at a top-ranking position. Adhering to your tenet of "quality 1st, purchaser supreme" for China Wholesale Sound SpeedUltrasonic Range Suppliers – LMEC-17 Apparatus of Measuring Hearing and Hearing Threshold – Labor , The product will supply to all over the world, such as: Italy, Munich, Macedonia, Our company is working by the operation principle of "integrity-based, cooperation created, people oriented, win-win cooperation". We hope we can have a friendly relationship with businessman from all over the world

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