Omni-Directional Electret Condenser Microphone (BACK Electret Type) |
Sensitivity Range ( 感光度範圍 ) | -42 / 44 / 46 / 48 ± 3dB RL = 2.2KΩ, VCC = 2 V | dB |
Impedance ( Max. ) ( 阻抗 ) | 2.2KΩ | Ω |
Frequency ( 頻率 ) | 20 ~ 16000 | Hz |
Current Consumption ( Max. ) ( 耗電流 ) | 0.5 at Rated Voltage | mA |
Operating Voltage Range ( 操作電壓範圍 ) | 1 ~ 10 | V |
Sound Pressure Level ( Max. ) ( 音壓 ) | 120 S.P.L | dB |
S/N Ratio | More than 58dB | dB |
Sensitivity Reduction ( 靈敏度降低 ) | 2 ~ 1.5 | V |
PS:1KHz (RL=2.2KΩ) (1KHz 0dB=1V/Pa) |
PIN Type | Unit:mm |