All systems operational.



Monacor DT-99 Tweeter

25mm Pure Silk Dome Tweeter with 100mm Faceplate.

A good value replacement for old 100mm tweeters such as the Audax HD100 series, Peerless DT-100 and LR-10-DT, as found in many 1970s/80s designs.

The DT 99 has an excellent radiation pattern with a smooth rising response curve and offers a level of performance that is is unparalleled at this price point.

Key Features:

  • Smooth frequency response
  • 25mm Pure Silk Dome
  • Wide Dispersion
  • Good efficiency
  • Great value for money
  • Ferrofluid cooled

Basic parameters:

Resonant frequency (fs) 1500 Hz Nominal impedance (Zn) 8 Ω
Effective diaphragm diameter 25mm DC resistance (Re) 5.7 Ω
Ferrofluid ? Y/N Yes
Max power handling 80 W
Recommended crossover 2.5kHz/12dB Faceplate diameter 100 mm
Sensitivity (2.83V/1m) 93 dB Cutout hole diameter 70 mm

Here's the full datasheet:

.pdf link