All systems operational.



Vifa Peerless BC25SG15-04 Tweeter

Notify me when this product is available:

Vifa / Peerless BC25SG15-04 Tweeter.

4Ω, 25mm soft dome, shielded magnet.

No longer available - use unshielded version instead :   BC25TG15-04

This 104mm diameter tweeter features a  25 mm damped textile dome, a ferrite magnet assembly and ferrofluid in the magnetic gap for enhanced cooling of the voice coil. The BC25SG15-04 is shielded for minimal electro-magnetic interference.

This tweeter has a wide response with good linearity.

A full datasheet can be downloaded from the bottom of this page.

Key Features:

  • 25mm damped textile dome
  • Shielded Ferrite magnet assembly
  • Ferrofluid cooled voicecoil
  • Smooth, linear response.
  • Excellent value

Basic parameters:

Resonant frequency (fs) 1067 Hz Nominal impedance (Zn) 4 Ω
Effective diaphragm diameter 25 mm DC resistance (Re) 2.93Ω
Ferrofluid ? Y/N Yes RMS power handling 50 W
Recommended crossover 2.5 kHz 12dB Faceplate diameter 104mm
Sensitivity (2.83V/1m) 90.5 dB Cutout hole diameter 84mm

Here's the full datasheet: 

.pdf icon

Peerless by Tymphany