Пассивный излучатель PEERLESS SDS 3.5 830878. Инструкция на английском языке

Transducer Specification Sheet
Model Number:  SDS-P830878                                                           Revision:  Rev 1_0
Product Line: Peerless Silver                                                         Date:   2-Dec-10
Product Description:
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The SDS compact subwoofer family offers low resonant frequency performance,
ideally suited for compact sealed enclosures.  This 4 inch member of the SDS family
is a  passive radiator, designed to match up with SDS subwoofers, and features a
coated paper cone with rubber surround, and a narrow-profile steel basket shaped
to fit into narrow cabinets.
Mechanical 2D Drawing:
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Specifications:
DC Resistance   R evc  ?  N/A         Energy Bandwidth Product  EBP  (1/Q es )·f s  N/A
Minimum Impedance  Z min  ?  N/A             Moving Mass   M ms  g  38.5
Voice Coil Inductance   L e  mH  N/A    Suspension Compliance   C ms  um/N  791
Resonant Frequency   f s  Hz  29        Effective Cone Diameter   D  cm  8.00
Mechanical Q Factor   Q ms  -  N/A        Effective Piston Area   S D  cm 2  50.2
Electrical Q Factor   Q es  -  N/A        Equivalent Volume   V as  L  N/A
Total Q Factor   Q ts  -  N/A           Motor Force Factor  BL   T·m  N/A
2
Ratio f s  / Q ts   F    f s  / Q ts   N/A  Motor Efficiency Factor  ?  (T·m )/?  N/A
Half Space Sensitivity @ 2.83V   dB@2.83V/1m  dB  N/A  +/-1.0  1  Voice Coil Former Material   VC fm  -  N/A
Sensitivity @ 1W/1m  1W/1m  dB  N/A  +/-1.0  1  Voice Coil Inner Diameter  VC d  mm  N/A
Gap Height  Gh  mm  N/A
Rated Noise Power (IEC 2685 18.1)  P  W  N/A  Maximum Linear Excursion  X max  mm  N/A
Test Spectrum Bandwidth   N/A  N/A             Ferrofluid Type  FF  N/A
Transducer Size  -  inch  4
1 - Piston Band Sensitivity Tolerance                 Transducer Mass  -  Kg  0.096
Frequency and Impedance Response:
On
On
On Axis Axis Axis Axis  30 D  60 Degegegeg  Im Im Impppp
60 D
60 D
Im
60 D
30 D
On
30 Degegegeg
30 D
100                                                                       150
150
100
100
150
140
140
140
130
130
130
90
90
90                                                                        120
120
120
110
110
110
100
100
100
SPL[dB] @ 2.83Vrms/1m @ 2.83Vrms/1m SPL[dB] @ 2.83Vrms/1m                  80 Impedance [Ohms] @ 1.415Vrms hms] @ 1.415Vrms Impedance [Ohms] @ 1.415Vrms
80
80
80
90
90
90
80
80
70
70
70
60
60
70
70
50
50
40
40
60
60                                                                        30
30
20
20
10
10
50                                                                        0 0
50
100
10                                                                     100
10
Frequency [Hz] [Hz]
Frequency
F088-0713A
Tymphany HK Ltd
Address : Room 1307-8 Dominion Centre, 43-59 Queen's Rd East, Wanchai, Hong Kong
E-mail: sales@tymphany.com