Full working order.

A classic among dome tweeters. This dome tweeter has been on the market for many years and is widely used and tested in studio monitors and high-end loudspeakers including: IMF, ADS, Infinity, AR, KLH, B&O and Tandberg Studio Monitors.

An all round tweeter for many different applications.

DT 115 Thiele Small parameters: Nominal impedance Zn (ohm) 8 Minimum impedance/at freq. Zmin (ohm/Hz) 6.3/4190 Maximum impedance Zo (ohm) 31.9 DC resistance Re (ohm) 6.8 Voice coil inductance Le (mH) 0.1 Resonance Frequency fs (Hz) 1056 Mechanical Q factor Qms 4.16 Electrical Q factor Qes 1.13 Total Q factor Qts 0.89 Mechanical resistance Rms (Kg/s) 0.38 Moving mass Mms (g) 0.24 Suspension compliance Cms (mm/N) 0.10 Effective cone diameter D (cm) 2.8 Effective piston area Sd (cm²) 6.2 Force factor Bl (N/A) 3.1 Reference voltage sensitivity Re 2.83V 1m at 4190 Hz (Measured) (dB) 91.5 Magnet and voice coil parameters: Voice coil diameter d (mm) 26 Voice coil length h (mm) 1.6 Voice coil layers n 2 Flux density in gap B (T) 1.5 Total useful flux (mWb) 0.3 Height of the gap hg (mm) 3.0 Diameter of magnet dm (mm) 72 Height of magnet hm (mm) 15 Weight of magnet (kg) 0.24 Power handling: Long term Max System Power (IEC) (W) 80 Max linear SPL (rms) / by power (dB/W) 103/25