Small Microphone
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.
Availability: In Stock
| 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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