Динамик ВЧ SCANSPEAK D3806/820000. Инструкция на английском языке

TWEETER                                                   D3806/820000
D3806/820000 was one the very first Scan-Speak products, now been on the marked
more than 4 decades and continuing beeing successful as one of the best upper
midranges on the marked
KEY FEATURES:
? 1?" Textile Dome Diaphragm               ? Optimized for Upper Midrange
? Patented Symmetrical Drive (SD-2) motor    ? Low Resonant Rear Chamber
? Black Paineted Alu Face Plate
T-S Parameters                                  Electrical Data
Resonance frequency [fs]       450 Hz           Nominal impedance [Zn]           6 ?
Mechanical Q factor [Qms]        0.93           Minimum impedance [Zmin]        6.3 ?
Electrical Q factor [Qes]        1.00           Maximum impedance [Zo]         11.0 ?
Total Q factor [Qts]             0.48           DC resistance [Re]              5.7 ?
Force factor [Bl]              3.6 Tm           Voice coil inductance [Le]    0.04 mH
Mechanical resistance [Rms]  2.44 kg/s
Power Handling
Moving mass [Mms]                0.8 g
100h RMS noise test (IEC 17.1)*  100 W
Suspension compliance [Cms]  0.16 mm/N
Long-term max power (IEC 17.3)*    - W
Effective diaph. diameter [D]  42 mm
*Filter: 2. order HP Butterworth, 1 kHz
Effective piston area [Sd]     14 cm?
Voice Coil and Magnet Data
Equivalent volume [Vas]         0.04 l
Voice coil diameter             38 mm
Sensitivity (2.83V/1m)          89 dB
Voice coil height              3.2 mm
Ratio Bl/vRe                1.51 N/vW
Voice coil layers                   2
Ratio fs/Qts                   938 Hz
Height of gap                  2.5 mm
Notes:                                         Linear excursion              ± 0.4 mm
IEC specs. refer to IEC 60268-5 third edition.   Max mech. excursion          ± 1 mm
All Scan-Speak products are RoHS compliant.
Data are subject to change without notice.     Unit weight                     1.1 kg
Datasheet updated: February 22, 2011.
N.C. Madsensvej 1 ? 6920 Videb?k ? Denmark ? Phone: +45 6040 5200 ? www.scan-speak.dk

TWEETER                                                   D3806/820000
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