Fountek FR88EX User Manual [ru]

FR88EX full range

FEATURES

- Extend frequency response

- Low distortion, long linear excursion

- Die cast chassis, aluminum cone

- 25mm voice coil

- Neodymium magnet

Magnet SystemSpecifications

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
resonant frequency 95Hz Cms 1.196mm/N

Voice Coil

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

T/S Parameter

Sd 27.34cm^2

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100

90

dBSPL

SPL vs Freq

Ohm

30

80

70

60

50

40

30

20

10

0

20 Hz 50 100 200 500 1K 2K 5K 10K 20K

24

18

12

6

0

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