TC Sounds Axis 15 User Manual

Axis 15”

(Specifications Manual)

AXIS 15”

Low Frequency Driver

Thiele Small & Driver Parameters

Parameter 15" Axis Description

Qts 0.39 Total Q

Qes 0.42 Electrical Q

Qms 6.7 Mechanical Q

Fs 23 Hertz, Free Air Resonance

Res 4.83 Ohms, DC resistance

Ls 9 H, series inductance

Lp 15.3 H, lossy series inductance

Rp 19.4 Ohms, loss across Lp

Dia 330 m meters, effective

Vas 128 liters, air volume equivalent

mms 385 grams, effective mass

cms 124 um/N, compliance

bl 24.3 T*m, motor strength

SplSens 87.5 dBSPL max @1W absorbed

Parameter 15" Axis Description

Geometric Stroke 16.5 Millimeters, (voice coil - gap) / 2

70% BL 26.5 Millimeters, BL is 0.7 original value (one way)

Xmech 40.6 Mechanical displacement limit (one way)

Long Term Power 1000 Watts

Program Power 4000 Watts, short term peak power limit

*Impedance and TS parameters measured with the coil in series.
*For full system alignment and enclosure recommendations, please visit our website: www.tcsounds.com