Scanspeak R2904/700005 Tweeter - Revelator Range

R2904/700005

Scanspeak R2904/700005 Revelator, black and silver version.

Revelator logo

Esoteric 26mm Revelator range tweeter featuring a ring radiator diaphragm and patented central phase plug. The large neodymium ring magnet is mounted within an airflow optimised rear chamber resulting in exceptionally low distortion and compression characteristics. Machined to very tight tolerances, this superbly engineered tweeter is testimony to the excellence of the Scanspeak brand.

Key Features:

  • Anodised Precision Machined Aluminium Face Plate
  • Large Ring Neodymium Magnet, High Output
  • Patented Symmetrical Drive (SD-2) motor
  • Unique Patented Phase Plug Design
  • 1" Ring Dome Diaphragm

There are 3 cosmetic variants of this tweeter:

Silver Faceplate, Silver phase plug :  R2904/700000

Black Faceplate, Silver phase plug :  R2904/700005

Black Faceplate, Black phase plug :   R2904/700009

 

Basic parameters:

Resonant frequency (fs) 520 Hz Nominal impedance (Zn) 4 Ω
Effective diaphragm diameter 26 mm DC resistance (Re) 3 Ω
Ferrofluid ? Y/N No RMS power handling 160 W
Recommended crossover 2.5 kHz 12dB Faceplate diameter 104mm
Sensitivity (2.83V/1m) 94.5 dB Cutout hole diameter 75 mm

Here's the full datasheet:

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