Classic 1" Tweeter
ScanSpeak
Type Number:D2904/600000

Features

The Classic line consists of all the highly regarded transducers that have been appraised and loved by so many customers over the years. The goal has been to assemble all the diamonds, developed over the years, speakers that fully live up to the heritage of the brand.

Driver Highlights: 1" soft dome, neodymium motor, rear chamber, grill

Specs

Electrical Data
Nominal Impedance Zn 4 ohm
DC Resistance Re 3.5 ohm
Voice Coil Inductance Le 0.02 mH
TS Parameters
Resonance Frequency fs 750 Hz
Force Factor Bl 2.7 Tm
Moving Mass Mms 0.4 g
Effective Piston Area sd 8 cm^2
Sensitivity 2.83V/1m 90 dB
Power Handling
100h RMS noise test IEC 150 W
Voice Coil and Magnet Parameters
Voice Coil Diameter 28 mm
Linear Excursion +/- 0.25 mm
Max mech. excursion +/- 1.3 mm
Weight of Magnet 0.13 Kg

Frequency

Mechanical Dimensions

Drawing Dimensions
Outside Diameter OD 59.5 mm
Magnet Diameter MD 40.8 mm
Interior Depth ID 28.7 mm
Hole Diameter HD 3.5 mm
Screw Circle Diameter SD 52 mm