High-concerned chemical : none
Model Number : KY-038 KY-037
Brand Name : HESAI
Origin : Mainland China
KY-037For sound detection
Module has two outputs:
1, AO, analog output, real-time output voltage signal of the microphone
2, DO, when the sound intensity reaches a certain threshold, the output high and low signal [threshold - sensitivity can be adjusted via potentiometer]
Module features:
2, there is a mounting screw hole 3mm
3, the use 5v DC power supply
4, with analog output
5, there are threshold level output flip
6, high sensitive microphone and high sensitivity.
7, a power indicator light
8, the comparator output is light
KY-038 microphone amplifier module sound module MIC module sound sensor voice module
This module uses professional microphone amplifier IC, which has low output noise, small size, high sensitivity, fixed gain of 20dB, and can support 2 power supply modes of 3.3v and 5 V.
Product description:
1. Electret condenser microphone (ECM) sensor with high sensitivity
2. Power indicator light
3. Comparator output indicator
4. AO, real-time microphone voltage signal output
5. DO, high/low level signal output
6. Analog output
7. Threshold flip level output
8. Adjust the sensitivity by potentiometer
Shipping list:
KY-038 sound sensor module *1PCS
[Wiring]: G is connected to the negative pole,+is connected to the positive pole, and A0 outputs analog signals by default. Output numbers 1 and 0.
If need more parts Pls clickand submit the order.If you need more quantity,Pls contact us. If you mind the price,If some parts can not find out in my store,Pls contact us,we still have many parts don't published.We will send the latest version of product, the upgraded function. It may has different shape or color. If you can't agree, pls don't buy.Please don't open dispute and leave any bad feedback, if you have any question, feel free to contact us,we will give you satisfactory answer. Hope you understand us, thank you in advance.
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