HPD-50N25PR00-32 Datasheet by Peerless by Tymphany

Driver Specification Sheet
Model No:: HPD-50N25PR00-32
Product Line: Tymphany
Rev: 1
Last Update: 2018-07-12 02:58:23
Product Description
HPD headphone, 50 mm, composite paper diaphragm, NdFeB motor, no faceplate, 32
ohm
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Mechanical Drawing Image not found or type unknown
Specifications
DC Resistance Revc Ohms 31 5.0% Energy Bandwidth Product EBP (1/Qes)*fs
Minimum Impedance Zmin Ohms 31.6 7.5% Moving Mass Mms g 0.7
Voice Coil Inductance Le mH 0.13 Suspension Compliance Cms um/N 7.5
Resonant Frequency Fs Hz 69.5 15% Effective Cone diameter D cm 4.5
Mechanical Q Factor Qms 2.07 Effective Piston Area Sd cm^2 15.9
Electrical Q Factor Qes 0.7 Effective Volume Vas L 2.68
Total Q Factor Qts 0.52 Motor Force Factor BL Tm 3.76
Ratio Fs/Qts F Fs/Qts 133.65 Motor Efficiency Factor ß (T*M^2)/Ohms 0.5
Half Space Sensitivity @2.83V db@2.83V/1M dB 92.15 +/- 1.0db Voice coil former Material VCfm POLYIMIDE
Half Space Sensitivity @1W/1M db@1W/1M dB 98.1 +/- 1.0db Voice coil inner diameter VCd mm 25.76
Gap Height Gh mm 1.5 Rated Noise Power P W 0.01
Maximum Linear Excursion Xmax mm 0.6 Test Spectrum Bandwidth 20Hz~20KHz
Ferrofluid Type FF Driver Size Inch 2 in
Driver Mass Kg 0.04
Frequency and Impedance Response
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Tymphany HK LTD
Address : Room 1307-8 Dominion Centre, 43-59 Queens Rd East, Wanchai, Hong Kong
E-mail: sales@tymphany.com
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