Hunan Zhongmei Scientific Instrument Co., Ltd
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    13677488923
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    2nd Floor, Building B4, Hailing Medical Equipment Industrial Park, No. 229 Guyuan Road, Yuelu District, Changsha City, Hunan Province
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Aihua AWA14421 AWA14423 AWA14425 Test Microphone
Product details Product introduction Test microphone is a precision acoustic measurement acoustic electric transducer used to convert sound signals in
Product details

Product Details

Product Introduction

A test microphone is a precise acoustic measurement transducer used to convert sound signals into electrical signals.Adopting nickel diaphragm and nickel alloy shell, and undergoing special stability treatment, it has the advantages of wide frequency range, good frequency characteristics, wide dynamic range, good dynamic characteristics, and good temperature and long-term stability. Among them, the pre polarization test condenser microphone is more widely used due to its simple circuit and no need for additional polarization voltage.

1)This product is an accessory and must be used in conjunction with relevant instruments. Cannot be measured separately.

2)Equipment accessories, no separate packaging, no separate instruction manual.

3)Only for use with Aihua Instruments. Please contact customer service for confirmation before purchasing.

Product Features

The appearance, installation dimensions, and main performance comply with IEC 61094-4 and GB/T 20441.4 standards;

Can directly replace the corresponding testing microphones of other manufacturers and imported instruments;

● Operating temperature range: -20 ℃ to+70 ℃.


product image

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All product images are provided by the manufacturer; Please refer to the actual item received!

Specifications

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After-sales service guarantee

l If there is a quality issue with the product and objections are raised within 7 days of sale and the product is not damaged, the China US Instrument Mall is responsible for unconditional free returns and exchanges;

l This product comes with a nationwide warranty, with a warranty period of 1 year (consumables are not covered by the warranty);

l If there are any quality issues with the product during the warranty period, free repairs will be provided (excluding improper use); Provide long-term technical support outside the warranty period, no maintenance fees will be charged, only basic accessory fees and related fees will be charged at discretion;

l For all product after-sales issues, please contact our company directly. Our after-sales service team will respond and handle them within 30 minutes.

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