Picture Mfr Part # QUANTITY Inventory MANUFACTURE Description Package Series Part Status Packaging Voltage - Rated Voltage Range Current - Supply Port Location Termination Size / Dimension Type Impedance Output Type Direction Frequency Range Sensitivity S/N Ratio Height (Max) Shape
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1,329
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Knowles MICROPHONE EM Obsolete Bulk 1.3V - 50µA Side Solder Pads 0.141" L x 0.141" W (3.57mm x 3.57mm) Electret Condenser 4.4 kOhms Analog Omnidirectional 100Hz ~ 10kHz -58dB ±3dB @ 74dB SPL - 0.090" (2.28mm) Square
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689
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Knowles MICROPHONE EM Obsolete Bulk 1.3V - 50µA Side Solder Pads 0.141" L x 0.141" W (3.57mm x 3.57mm) Electret Condenser 2.8 kOhms Analog Omnidirectional 100Hz ~ 10kHz -58dB ±3dB @ 74dB SPL - 0.090" (2.28mm) Square
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2,036
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Knowles MICROPHONE EM Active Bulk 1.3V 0.9V ~ 1.6V 50µA Side Solder Pads 0.141" L x 0.141" W (3.57mm x 3.57mm) Electret Condenser 4.4 kOhms Analog Omnidirectional 100Hz ~ 6kHz -58dB ±3dB @ 74dB SPL - 0.090" (2.28mm) Square