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RF/Microwave??

Huizhou World microphone units consume 0.5mA

Posted: 22 Mar 2004 ?? ?Print Version ?Bookmark and Share

Keywords:huizhou world? microphone unit?

Designed for desktop and wireless microphones, and audio and mobile devices, the WD-02U and WD-03U series of unidirectional electret condenser microphone units from Huizhou World Industry Development Co. Ltd measure 9.7(?)-by-5mm (WD-02U) and 6(?)-by-5mm (WD-03U) and consume 0.5mA (max.).

The WD-02U series has a sensitivity range of -41dB to -55dB; impedance, 680-ohm sensitivity reduction, within -3dB at 1.5V; and SNR, 58dB. The WD-03U has a sensitivity range of -41dB to -47dB; impedance of 2.2 kiloohms; sensitivity reduction of -3dB; and SNR of 50dB (min.).





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