Scanspeak 11M/4631G05 Automotive Midrange - Gold Series

Automotive midrange unit - sliced cone

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The Scanspeak 11M/4631G05 is a new midrange drive unit featuring technology from the legendary Revelator series upgraded and optimised specifically for the in-car environment. The unique sliced / damped cone offers an exceptionally smooth and wide frequency response of 200Hz - 8 Khz. Features also include a low loss suspension system, high grade Neo magnet, strong alloy chassis, a protective magnet cup and a vented pole piece with protective grille. A superb drive unit by any standard capable of true audiophile results.

Key Features:

  • Wide Frequency Range: 200 Hz - 8 kHz
  • Sliced damped cone technology
  • High grade Neodymium magnet assembly
  • Vented pole piece with grille
  • Strong Aluminium Chassis
  • Low loss linear suspension

Basic parameters:

Resonant frequency (fs) 68 Hz Nominal impedance (Zn) 4 Ω
Mechanical  Q factor (Qms) 4.54 DC resistance (Re) 3.6 Ω
Electrical Q factor (Qes) 0.33 Peak long term power 70W
Total Q factor (Qts) 0.31 Sensitivity (2.83V/1m) 90dB
Equivalent volume (Vas) 2.7L Chassis diameter 115 mm

Here's the full datasheet:

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