[:ru]>Omni-directional condenser microphone, high fidelity;
>30KV Air contact ESD, built-in Lightning Protection, power supply polarity reversal protection and electrostatic protection; with ALC, DSP digital noise reduction processing and AGC processing;
Easy to install; match with cameras or storage devices which have audio function!
| Model | DH-PFM141 |
| Porperties | |
| Scope | 5-100m2 |
| Sensitivity | -32dB(-45~-215dB adjustable) |
| Frequency response | 20Hz~20kHz |
| Direction characteristic | Omni-directional |
| SNR | 80dB(1m 40 dB sound source SPL) |
| Dynamic range | 104dB(1kHz at max. dB SPL) |
| Max. sustainable sound pressure | 120dB SPL(1kHz, THD 1%) |
| Output impedance | 600Ω(non-equilibrium) |
| Output signal amplitude | 2.5Vpp/-25dB |
| Working voltage | 16DC 12V(9~15V) |
| Working current | 60mA(50~100mA) |
| Working temperature | -30℃～+70℃ |
| Color | White |
| Outer shell | PC |
| Dimension | ɸ78mmx26mm |
| Weight | 73g |
| Carried standard | CE/FCC |
[:en]>Omni-directional condenser microphone, high fidelity;
>30KV Air contact ESD, built-in Lightning Protection, power supply polarity reversal protection and electrostatic protection; with ALC, DSP digital noise reduction processing and AGC processing;
Easy to install; match with cameras or storage devices which have audio function!
| Model | DH-PFM141 |
| Porperties | |
| Scope | 5-100m2 |
| Sensitivity | -32dB(-45~-215dB adjustable) |
| Frequency response | 20Hz~20kHz |
| Direction characteristic | Omni-directional |
| SNR | 80dB(1m 40 dB sound source SPL) |
| Dynamic range | 104dB(1kHz at max. dB SPL) |
| Max. sustainable sound pressure | 120dB SPL(1kHz, THD 1%) |
| Output impedance | 600Ω(non-equilibrium) |
| Output signal amplitude | 2.5Vpp/-25dB |
| Working voltage | 16DC 12V(9~15V) |
| Working current | 60mA(50~100mA) |
| Working temperature | -30℃～+70℃ |
| Color | White |
| Outer shell | PC |
| Dimension | ɸ78mmx26mm |
| Weight | 73g |
| Carried standard | CE/FCC |
[:]