Main Products: Electret Condenser Microphone ,Electronic Cigarette Pressure Sensor
High sensitivity electret condenser microphone ---Qinyi
USD $0.01 - $0.24 /Piece
Min.Order:10 Pieces
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Weifang Qinyi Electron Science And Technology Co., Ltd.
Business Type: Manufacturer,Trading Company
Weifang Shandong ChinaMain Products: Electret Condenser Microphone ,Electronic Cigarette Pressure SensorProduct Details
High sensitivity electret condenser microphone
1.Main parameter :
No. | Item | Symbol | Unit | Specification | Condition |
1 | Directivity |
|
| Omi ,Uni ,Noise |
|
2 | Sensitivity | S | dB | -28-46DB | f=1KHz, 0dB=1V/Pa
|
3 | Standard operating voltage | Vs | V | 1.5-3 |
|
4 | Output impedance | Zout | KΩ | ≤2.2 | f=1KHz, 1Pa |
5 | Max operating voltage |
| V . | 10 |
|
6 | Sensitivity reduction | -Vs | dB | -3 | f=1KHz, 1Pa vs=3VDC to 1.0VDC1.5V |
T | Frequency | f | Hz | 20 ~ 20,000 |
|
8 | Max. current consumption | IDSS | mA | ≤0.5 |
|
9 | Signal to noise ration | S/N | dBA | ≥60 | f=1KHz, P in=1Pa |
10 | Operation temp. |
| °C | -10 ~+70 |
|
11 | Storage temp. |
| °C | -20 ~+60 |
|
12 | Material |
|
| AL |
|
13 | Terminal |
|
| Terminal | See appearance drawing |
When you place an order ,please tell me the main parameter you need .
2.Directivity :
a: Omnidirectional electret condenser microphone .
b. Unidirectional electret condenser microphone.
c. Noise cancelling microphone .
3 .Sensitivity :
0dB =1v/Pa or 0dB=1V/0.1Pa , Please make sure the parameters you need.
4.Frequency :
a. Omnidirectional microphone :
b. Unidirectional microphone:
c. Noise cancelling microphone :
This is Conventional drawings, please tell me the drawing of frequency you need .
4.Other electret condenser microphone :
Contact Supplier
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