Small Microphone

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SKU HS221

Microphone is small SparkFun Electret Microphone  that  eliminates the need for a polarizing power supply by using a permanently charged material it is Small electret microphone Useful in acoustic and audio applications it amplify the sounds of voice, claps, door knocks or any sounds loud enough to be picked up by a mi...

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Microphone is small SparkFun Electret Microphone  that  eliminates the need for a polarizing power supply by using a permanently charged material it is Small electret microphone Useful in acoustic and audio applications it amplify the sounds of voice, claps, door knocks or any sounds loud enough to be picked up by a microcontroller’s analog-to-digital converter translates amplitude (not volume) that captures  sound waves between two conducting plates.

Specifications

11
Operating Voltage Range
1.0 Vdc ~ 10.0 Vdc
Frequency Range
100 ~ 10,000 Hz
Sensitivity
46 ± 2.0, ( 0 dB = 1V / Pa ) at 1K Hz.
Sensitivity Reduction
3.0 V to 2.0 V -3 dB
Operating Temperature
-20ºC to + 60ºC
Loading Resistance
RL) External, 680 Ω at Vs = 1.5 V, Max. 2,200 Ω
Approximate Weight
0.7 grams
Dimensions(L*H)
9.7 mm Ø* 4.5 mm
Power Supply ( Vs )
1.5 V
Maximum Current
0.5 mA
Minimum Sensitivity to Noise Ratio
58 DB

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