Scan Speak 22W-4851T00 Paper revelator

€338.00
VAT included
In Stock
Scan Speak

Scan Speak Revelator 22W-4851T00 Woofer hard paper cone 4 ohm + gomma+logo Fs 21Hz, Sensitivity 89db, RMS 170w Qts 0.22

Used on Ellam DIY project

DOWNLOAD DATASHEET for graphic, measures, dimensions

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The Revelator woofers and subwoofers features very rigid cones in paper or aluminium
that operates as a piston over a wide frequency range, in combination with Scan-
Speaks low-loss linear suspension and the patented Symmetrical Drive (SD-1) it
results in very low distortion and a smooth and well behaved frequency response as
well as perfect transient reproduction.

KEY FEATURES:
- Patented Symmetrical Drive Motor Design
- Low-Loss linear suspension
- Die cast Alu Chassis vented below spider
- Rigid Paper Cone
- Low Damping SBR Rubber Surround
- Ferrite Magnet System w. Rubber Boot

Resonance frequency [fs] 21 Hz
Mechanical Q factor [Qms] 5.20
Electrical Q factor [Qes] 0.23
Total Q factor [Qts] 0.22
Force factor [Bl] 8.2 Tm
Mechanical resistance [Rms] 0.81 kg/s
Moving mass [Mms] 32.5 g
Suspension compliance [Cms] 1.85 mm/N
Effective diaph. diameter [D] 167 mm
Effective piston area [Sd] 220 cm²
Equivalent volume [Vas] 126 l
Sensitivity (2.83V/1m) 89 dB
Ratio Bl/√Re 4.26 N/√W
Ratio fs/Qts 93 Hz
Electrical Data
Nominal impedance [Zn] 4 J
Minimum impedance [Zmin] 4.5 J
Maximum impedance [Zo] 87.4 J
DC resistance [Re] 3.7 J
Voice coil inductance [Le] 0.3 mH
Power Handling
100h RMS noise test (IEC 17.1) 170 W
Long-term max power (IEC 17.3) - W
Voice Coil and Magnet Data
Voice coil diameter 50 mm
Voice coil height 24 mm
Voice coil layers 2
Height of gap 6 mm
Linear excursion ± 9 mm
Max mech. excursion ± 14 mm
Unit weight 3.6 kg

Scan Speak

Data sheet

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