Динамик ВЧ SCANSPEAK D2008/851200. Инструкция на английском языке

TWEETER                                                   D2008/851200
The 3/4" tweeters D2008 and D2010 are among the many highly praised designs in
Classic series. They have enjoyed success for more than 35 years. And still among the
best tweeters available.
KEY FEATURES:
? 3/4" Textile Dome Diaphragm              ? Wide Dispersion
? Dual Rear Chamber                        ? Ferro Fluid
T-S Parameters                                  Electrical Data
Resonance frequency [fs]       800 Hz           Nominal impedance [Zn]           8 ?
Mechanical Q factor [Qms]        1.26           Minimum impedance [Zmin]        6.5 ?
Electrical Q factor [Qes]        1.24           Maximum impedance [Zo]         11.5 ?
Total Q factor [Qts]             0.63           DC resistance [Re]              5.7 ?
Force factor [Bl]              2.4 Tm           Voice coil inductance [Le]    0.08 mH
Mechanical resistance [Rms]  1.00 kg/s
Power Handling
Moving mass [Mms]               0.25 g
100h RMS noise test (IEC 17.1)*  90 W
Suspension compliance [Cms]  0.16 mm/N
Long-term max power (IEC 17.3)*  150 W
Effective diaph. diameter [D]  22 mm
*Filter: 2. order HP Butterworth, 4 kHz
Effective piston area [Sd]    3.8 cm?
Voice Coil and Magnet Data
Equivalent volume [Vas]         0.01 l
Voice coil diameter             19 mm
Sensitivity (2.83V/1m)          88 dB
Voice coil height              3.1 mm
Ratio Bl/vRe                1.01 N/vW
Voice coil layers                   2
Ratio fs/Qts                  1280 Hz
Height of gap                    2 mm
Notes:                                         Linear excursion              ± 0.7 mm
IEC specs. refer to IEC 60268-5 third edition.   Max mech. excursion         ± 1.2 mm
All Scan-Speak products are RoHS compliant.
Data are subject to change without notice.     Unit weight                     0.4 kg
Datasheet updated: February 22, 2011.
N.C. Madsensvej 1 ? 6920 Videb?k ? Denmark ? Phone: +45 6040 5200 ? www.scan-speak.dk

TWEETER                                                   D2008/851200
Advanced Parameters (Preliminary)
Electrical data:                                Mechanical Data
Resistance [Re']                  - ?           Force Factor [Bl]               - Tm
Free inductance [Leb]            - mH           Moving mass [Mms]                 - g
Bound inductance [Le]            - mH           Compliance [Cms]              - mm/N
Semi-inductance [Ke]             - SH           Mechanical resistance [Rms]     - kg/s
Shunt resistance [Rss]            - ?           Admittance [Ams]              - mm/N
N.C. Madsensvej 1 ? 6920 Videb?k ? Denmark ? Phone: +45 6040 5200 ? www.scan-speak.dk