Driver Specification Sheet
Model No::
PMT-2040N1625AL01-04
Rev:
1
Product Line: Tymphany
Last Update: 2018-08-27 08:55:21
Product Description
This 20 mm x 40 mm 4 ohm compact Premium Micro Transducer is designed for computer,
television array, and similar applications. It features a neodymium-iron-boron magnet, a light
composite Al cone, and a high-temperature polycarbonate frame.
Mechanical Drawing
Specifications
DC Resistance
Minimum Impedance
Voice Coil Inductance
Resonant Frequency
Mechanical Q Factor
Electrical Q Factor
Total Q Factor
Ratio Fs/Qts
Half Space Sensitivity @2.83V
Half Space Sensitivity @1W/1M
Gap Height
Maximum Linear Excursion
Ferrofluid Type
Driver Mass
Revc
Zmin
Le
Fs
Qms
Qes
Qts
F
db@2.83V/1M
db@1W/1M
Gh
Xmax
FF
Kg
Frequency and Impedance Response
PR
I
EL
Tymphany HK LTD
Address : Room 1307-8 Dominion Centre, 43-59 Queens Rd East, Wanchai, Hong Kong
E-mail: sales@tymphany.com
M
IN
5.0%
7.5%
15%
+/- 1.0db
+/- 1.0db
Ohms
Ohms
mH
Hz
2.44
Fs/Qts
dB
dB
mm
mm
0.02
3.97
4.19
0.03
339.07
2.73
1.29
262.85
83.94
81.1
1.2
0.4
APG834
Energy Bandwidth Product
Moving Mass
Suspension Compliance
Effective Cone diameter
Effective Piston Area
Effective Volume
Motor Force Factor
Motor Efficiency Factor
Voice coil former Material
Voice coil inner diameter
Rated Noise Power
Test Spectrum Bandwidth
Driver Size
EBP
Mms
Cms
D
Sd
Vas
BL
ß
VCfm
VCd
P
200 Hz - 20k Hz
Inch
(1/Qes)*fs
g
um/N
cm
cm^2
L
Tm
(T*M^2)/Ohms
mm
W
20 x 40 mm
0.4
609.5
3.08
7.4
0.05
1.12
0.3
ASV
11
1
AR
Y
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