Monacor SPX-31M - Fullrange Speaker buy at hifisound.de

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Monacor SPX-31M - Fullrange Speaker 20 W, 8 Ω

Excellent sound quality
High-quality paper cone
Aluminium phase plug for optimising radiation pattern
Rear-ventilated centering spider
Shielded magnet system
Application in small speakers or satellite systems
Ideally suited for application in FAST speakers (full range and subwoofer technology)

Klang+Ton 02/2016

RAPTOR-6 and SPX-31M in the K+T test with MONACOR's sound bar:
“This design provides a higher dynamic efficiency than most ready-made products available on the market.”

HOBBY HiFi 06/2015

“Ideally suited as a desktop speaker system. Very neat workmanship.”

Short data

Usage as	Fullrange
Power Handling	20 Watt
Impedance	8 Ohm

Frequency from	100 Hz
Max. Frequency	20 kHz
Sound pressure	86 dB

Chassis-data

Overall dimensions	Ø93 mm
Baffle cutout	Ø71 mm
Depth (Total)	55 mm
Front material	Steel plate
Frame Material	Steel plate
Membrane Type	Cone
Membrane Surround	Rubber
Membrane Material	Paper
Dustcap Material	Phase-Plug

Voice coil Ø	20 mm
Voice coil material	Kapton
Magnet Ø	Ø68 mm
Magnet-weight	119 g

Thiele-Small-Parameter

Resonance fs	fs: 110 Hz
Mechanical Q	Qms: 3.707
Electrical Q	Qes: 0.69
Total Q	Qts: 0.58
Equivalent Air-Volumen	Vas: 1.3 Liter
DC-Resistance	Re: 6.4 Ohm
Coil Inductance	Le: 0.18 mH

Mech. Compliance	Cms: 0.92 mm/N
Moving Mass	Mms: 1.9 g
Max. Excursion +/-	Xmax: 1.1 mm
BL Product	Bl: 3.64 N/A
Membrane Area	Sd: 32 cm²

Frequency and Impedance

Technical Drawing

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