Peerless by Tymphany PMT-2040N1625AL01-04 Full-range Woofer

Product description

At just 1" x 1.6" and only 0.4" deep, the Peerless PMT-2040N1625AL01-04 full-range speaker makes it easy to add high quality full-range audio to almost anything. Designed for use in laptops and tablets, this unique driver will provide surprising response from 250 Hz and up.

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Highlights

Neodymium motor keeps size and weight at a minimum

Composite aluminum flat diaphragm for impressive off-axis performance

Remarkably thin design allows for mounting in almost anything

Aluminum diaphragm, rubber surround, and polymer frame for reliable performance

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Product details

Peerless by Tymphany PMT-2040N1625AL01-04 Full-range Woofer 

The Peerless PMT-2040N1625AL01-04 20 mm x 40 mm 4 ohm compact micro transducer is designed for laptops, televisions, tablets, and other similar applications. It features a neodymium-iron-boron magnet, a light composite Al cone, and a high-temperature polycarbonate frame to provide reliable performance and impressive efficiency for its size. This unique driver will provide surprising response from 250 Hz and up from spaces where no other driver will fit.

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Specifications

DC Resistance Revc Ohms 4.14 5.0%

Energy Bandwidth Product EBP (1/Qes)*fs

Minimum Impedance Zmin Ohms 4.19 7.5%

Moving Mass Mms g 0.4

Voice Coil Inductance Le mH 0.03

Suspension Compliance Cms um/N 623.5

Resonant Frequency Fs Hz 320.25 15%

Effective Cone diameter D cm 3.08

Mechanical Q Factor Qms 2.54

Effective Piston Area Sd cm^2 7.4

Electrical Q Factor Qes 2.19

Effective Volume Vas L 0.05

Total Q Factor Qts 1.18

Motor Force Factor BL Tm 1.23

Ratio Fs/Qts F Fs/Qts 271.86

Motor Efficiency Factor ß (T*M^2)/Ohms 0.4

Half Space Sensitivity @2.83V db@2.83V/1M dB 83.94 +/- 1.0db

Voice coil former Material VCfm ASV

Half Space Sensitivity @1W/1M db@1W/1M dB 81.1 +/- 1.0db

Voice coil inner diameter VCd mm 11

Gap Height Gh mm 1.2

Rated Noise Power P W 1

Maximum Linear Excursion Xmax mm 0.4

Test Spectrum Bandwidth 200 Hz - 20k Hz

Ferrofluid Type FF APG834

Driver Size Inch 20 x 40 mm