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Difference between revisions of "PFM140"
(Created page with "==DH-PFM140== ===Features=== *Omni-directional condenser microphone, high fidelity; *30KV Air contact ESD, built-in Lightning Protection, power supply polarity reversal prot...") |
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==DH-PFM140== | ==DH-PFM140== | ||
| − | |||
===Features=== | ===Features=== | ||
| − | *Omni-directional condenser microphone, high fidelity; | + | * Omni-directional condenser microphone, high fidelity; |
| − | *30KV Air contact ESD, built-in Lightning Protection, power supply polarity reversal protection and electrostatic protection; | + | * 30KV Air contact ESD, built-in Lightning Protection, power supply polarity reversal protection and electrostatic protection; |
| − | *Pinhole design, hidden installation; match with cameras or storage devices which have audio function! | + | * Pinhole design, hidden installation; match with cameras or storage devices which have audio function! |
[[File:PFM140.jpg|right|500px]] | [[File:PFM140.jpg|right|500px]] | ||
| + | |||
| + | ===Specifications=== | ||
| + | |||
| + | {| class="ke-zeroborder" border="0" width="100%" cellspacing="1" cellpadding="0" bgcolor="#dcdcdc" | ||
| + | |- | ||
| + | | bgcolor="#f5f5f5" width="206"|'''Model''' | ||
| + | | bgcolor="#f5f5f5" width="359"|'''DH-PFM140''' | ||
| + | |- | ||
| + | | colspan="2" bgcolor="#f5f5f5" width="565"|'''Properties''' | ||
| + | |- | ||
| + | | bgcolor="#ffffff" width="206"|Scope | ||
| + | | bgcolor="#ffffff" width="359"|5-40m2 | ||
| + | |- | ||
| + | | bgcolor="#ffffff" width="206"|Sensitivity | ||
| + | | bgcolor="#ffffff" width="359"|-40dB(-45~-20dB adjustable) | ||
| + | |- | ||
| + | | bgcolor="#ffffff" width="206"|Frequency response | ||
| + | | bgcolor="#ffffff" width="359"|20Hz～20kHz | ||
| + | |- | ||
| + | | bgcolor="#ffffff" width="206"|Directional characteristic | ||
| + | | bgcolor="#ffffff" width="359"|Omni-directional | ||
| + | |- | ||
| + | | bgcolor="#ffffff" width="206"|SNR | ||
| + | | bgcolor="#ffffff" width="359"|70dB(1m 40dB sound source SPL) | ||
| + | |- | ||
| + | | bgcolor="#ffffff" width="206"|Dynamic range | ||
| + | | bgcolor="#ffffff" width="359"|104dB(1KHz at Max dB SPL) | ||
| + | |- | ||
| + | | bgcolor="#ffffff" width="206"|Max. sustainable sound pressure | ||
| + | | bgcolor="#ffffff" width="359"|120dB SPL(1KHz, THD 1%) | ||
| + | |- | ||
| + | | bgcolor="#ffffff" width="206"|Output impedance | ||
| + | | bgcolor="#ffffff" width="359"|600Ω(non-equilibrium) | ||
| + | |- | ||
| + | | bgcolor="#ffffff" width="206"|Output signal amplitude | ||
| + | | bgcolor="#ffffff" width="359"|2.5Vpp/-25dB | ||
| + | |- | ||
| + | | bgcolor="#ffffff" width="206"|Working voltage | ||
| + | | bgcolor="#ffffff" width="359"|DC 12V(9~15V) | ||
| + | |- | ||
| + | | bgcolor="#ffffff" width="206"|Working current | ||
| + | | bgcolor="#ffffff" width="359"|60mA(50~100mA) | ||
| + | |- | ||
| + | | bgcolor="#ffffff" width="206"|Working temperature | ||
| + | | bgcolor="#ffffff" width="359"|-30℃～+70℃ | ||
| + | |- | ||
| + | | bgcolor="#ffffff" width="206"|Color | ||
| + | | bgcolor="#ffffff" width="359"|White | ||
| + | |- | ||
| + | | bgcolor="#ffffff" width="206"|Outer shell | ||
| + | | bgcolor="#ffffff" width="359"|PC | ||
| + | |- | ||
| + | | bgcolor="#ffffff" width="206"|Dimension | ||
| + | | bgcolor="#ffffff" width="359"|63mmx30mmx22mm | ||
| + | |- | ||
| + | | bgcolor="#ffffff" width="206"|Weight | ||
| + | | bgcolor="#ffffff" width="359"|34g | ||
| + | |- | ||
| + | | bgcolor="#ffffff" width="206"|Carried standard | ||
| + | | bgcolor="#ffffff" width="359"|CE/FCC | ||
| + | |} | ||
Revision as of 22:39, 8 July 2016
DH-PFM140
Features
- Omni-directional condenser microphone, high fidelity;
- 30KV Air contact ESD, built-in Lightning Protection, power supply polarity reversal protection and electrostatic protection;
- Pinhole design, hidden installation; match with cameras or storage devices which have audio function!
Specifications
| Model | DH-PFM140 |
| Properties | |
| Scope | 5-40m2 |
| Sensitivity | -40dB(-45~-20dB adjustable) |
| Frequency response | 20Hz～20kHz |
| Directional characteristic | Omni-directional |
| SNR | 70dB(1m 40dB 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 | DC 12V(9~15V) |
| Working current | 60mA(50~100mA) |
| Working temperature | -30℃～+70℃ |
| Color | White |
| Outer shell | PC |
| Dimension | 63mmx30mmx22mm |
| Weight | 34g |
| Carried standard | CE/FCC |
