Driver Specification Sheet
Model No:
XT25SC40-04
Product Line:
Tymphany
Rev:
1
Last Update:
2017-03-03 02:00:02
Product Description
This member of the XT tweeter family utilizes two Tymphany technologies to deliver exceptional
sound quality: the ring radiator patent, and the central waveguide patent. This model features a 4
ohm 25 mm voice coil, mounted in a neodymium magnet motor. The tweeter also features a rear
chamber to create extended low frequency response. This tweeter as ready-made to be adapted to
any compact faceplate.
Mechanical Drawing
Specifications
DC Resistance
Revc Ohms 3.22 5.0%
Energy Bandwidth Product
EBP (1/Qes)*fs
Minimum Impedance
Zmin Ohms 3.79 7.5%
Moving Mass
Mms g 0.3
Voice Coil Inductance
Le mH 0.01
Suspension Compliance
Cms um/N 78
Resonant Frequency
Fs Hz 1018.45 15%
Effective Cone diameter
D cm 3.2
Mechanical Q Factor
Qms 2.53
Effective Piston Area
Sd cm^2 8
Electrical Q Factor
Qes 0.83
Effective Volume
Vas L 0.01
Total Q Factor
Qts 0.63
Motor Force Factor
BL Tm 2.58
Ratio Fs/Qts
F Fs/Qts 1629.51
Motor Efficiency Factor
ß (T*M^2)/Ohms 2.1
Half Space Sensitivity @2.83V
db@2.83V/1M dB 91.11 +/- 1.0db
Voice coil former Material
VCfm ASV
Half Space Sensitivity @1W/1M
db@1W/1M dB 87.9 +/- 1.0db
Voice coil inner diameter
VCd mm 25.76
Gap Height
Gh mm 2
Rated Noise Power
P W 100
Maximum Linear Excursion
Xmax mm 0.1
Test Spectrum Bandwidth
2.5kHz - 20kHz
Ferrofluid Type
FF
Driver Size
Inch 25 mm
Driver Mass
Kg 0.08
Frequency and Impedance Response
Tymphany HK LTD
Address : Room 1307-8 Dominion Centre, 43-59 Queens Rd East, Wanchai, Hong Kong
E-mail: sales@tymphany.com
