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| Microphone Cartridges Omnidirectional Electret Condenser Microphone Cartridge Series: WM-034B/034DB (pin type) WM-034C/034D G Low operation voltage of 1.0V to 10V (2M-034D type) G Microphone with pins for PCB (WM-034B/034DB type) I Features G Useful for almost any type telephone and other applications I Sensitivity WM-034B/034C Vs = 4.5V RL = 2.2k X Y Z -463dB -423dB -383dB WM-034DB/034D Vs = 1.5V RL = 1.5k M H P R U -442dB -422dB -402dB -382dB -362dB I Specifications Sensitivity Impedance Directivity Frequency Max. operation voltage Standard operation voltage Current consumption Sensitivity reduction See next page (0dB = 1V/pA, 1kHz) Less than 2.2k [1.5k ] Omnidirectional 20-16,000 Hz 10V 4.5V [1.5V] Max. 0.8mA [0.3mA] Within -3dB at 3V [(M.H.): Within -3dB at 1V] [(P.R.U.): Within -2dB at 1V] More than 60dB S/N ratio I Typical Frequency Response Curve +20 Relative Response (dB) +10 0 -10 -20 -30 20 50 100 200 500 1000 Frequency (Hz) 2000 5000 10000 20000 I Dimensions in mm (not to scale) WM-034B/034DB 6.7 4.5 2.0 Term 1 output o9.7 2.54 o9.7 WM-34C/034D 6.7 2.0 Term 1 output Term 2 ground Term 2 ground Design and specifications are subject to change without notice. Ask factory for technical specifications before purchase and/or use. Whenever a doubt about safety arises from this product, please contact us immediately for technical consultation. |
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