PEERLESS DX20BF00-08 User Manual [ru]
Transducer Specification Sheet
Impedance [Ohms] @ 1.415Vrms
SPL[dB] @ 2.83Vrms/1m
Frequency [Hz]
Model Number:
Product Line:
Peerless Gold 7-Mar-13Date:
Product Description:
This DX family tweeter features a 8 Ω 19 mm voice coil,
a damped silk diaphragm with large surround roll to
produce a low resonant frequency, and a ferrite magnet
motor which adds heat sinking for power handling
capacity. The faceplate features recessed mounting
holes to minimize reflections.
Mechanical 2D Drawing:
Place Drawing Here
Rev 3_0Revision: DX20BF00-08
Place Photo Here
Specifications:
DC Resistance
Minimum Impedance
Voice Coil Inductance
Resonant Frequency
Mechanical Q Factor
Electrical Q Factor
Total Q Factor
Ratio fs / Q
Half Space Sensitivity @ 2.83V dB@2.83V/1m dB 86.1
Sensitivity @ 1W/1m 1W/1m dB 85.8
Rated Noise Power (IEC 2685 18.1) P W 60 Maximum Linear Excursion
Test Spectrum Bandwidth
1 - Piston Band Sensitivity Tolerance
R
evc
Z
min
L
f
Q
ms
Q
Q
F
ts
Ω 7.5 ±7.5% Energy Bandwidth Product EBP
Ω 8.3 ±7.5% Moving Mass
mH 0.02 Suspension Compliance
e
Hz 810 ±20% Effective Cone Diameter D cm 2.5
s
es
ts
- 2.9 Effective Piston Area
- 4.23 Equivalent Volume
- 1.71 Motor Force Factor BL T·m 1.06
fs / Q
474 Motor Efficiency Factor β
ts
1
±1.0
1
±1.0
12 dB/Oct2.5KHz-20KHz
Voice Coil Former Material
Voice Coil Inner Diameter
Transducer Size - - 19 mm
Transducer Mass - Kg 0.169
Frequency and Impedance Response:
On Axis 30 Deg 60 Deg Imp
100
90
80
70
(1/Qes)·f
M
C
ms
ms
S
D
V
as
g 0.12
um/N 310.0
2
cm
L 0.011
(T·m2)/Ω
VC
Gap Height Gh mm 2.00
Ferrofluid Type
VC
X
FF
max
fm
d
- ASV
mm 19.30
mm 0.10
s
APG027N
191
4.9
0.15
50
40
30
20
60
50
100 1000 10000 100000
Address : Room 1307-8 Dominion Centre, 43-59 Queen's Rd East, Wanchai, Hong Kong
Tymphany HK Ltd
E-mail: sales@tymphany.com
10
0
F088-0713A
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