Динамик широкополосный FOUNTEK FR88EX. Инструкция на английском языке

FR88EX full range
FEATURES
- Extend frequency response
- Low distortion, long linear excursion
- Die cast chassis, aluminum cone
- 25mm voice coil
- Neodymium magnet
Specifications                                   Magnet System
Overall Dimensions             88.4X52.4mm       Magnet system type             Neodymium
Net. Weight                    0.35Kg            Magnetic Gap Height            10mm
Nominal Power Handlng          15 W              B Flux Density                 0.88T
Nominal Impedance              8 Ohms            Bl Product                     3.313Tm
Sensitivity 1W/1M              84.3dB            Max Linear Excursion           3mm +/-
Frequency Response             95-20,000Hz       T/S Parameter
resonant frequency             95Hz              Cms                            1.196mm/N
Voice Coil                                       Sd                             27.34cm^2
Voice Coil Diameter            25mm              Vas                            1.269L
Voice Coil Height              4.0mm             Mmd                            2.274gm
Voice Coil Former              aluminum          Mms                            2.356gm
Voice Coil Wire                Copper ribbon     Revc                           6.0 ohm.
Number of Layers               1                 Qms                            1.960
DC Resistance                  6.0 Ohms          Qes                            0.622
Levc @1KHz                     45uh              Qts                            0.472
www.fountek.net
email: info@fountek.net
tel: +86-573-8301 9220 fax: +86-573-8301 9221

SPL vs Freq
dBSPL                                                                                          Ohm
100                                                                                                30
90
80                                                                                                 24
70
60                                                                                                 18
50
40                                                                                                 12
30
20                                                                                                 6
10
0                                                                                                 0
20  Hz      50        100      200          500       1K        2K           5K       10K       20K
www.fountek.net
email: info@fountek.net
tel: +86-573-8301 9220 fax: +86-573-8301 9221