Rockford Fosgate T115D2 Technical Specifications

8 3/8" 212.73
15 3/4" 399.82
14 11/16" 373.79 MOUNTING HOLE DIAMETER
13 7/8" 352.15

TECHNICAL SPECIFICATIONS

PRODUCT NAME T115D2
NOMINAL DIAMETER
15" [381]
MAGNET WEIGHT
220 oz (6237 g)
FREQUENCY RANGE 26 Hz-250 Hz
VOICE COIL DIAMETER
3.00" [76]
VOICE COIL WINDING WIDTH
1.56" [40]
VOICE COIL FORMER MATERIAL
ALUMINUM
NOMINAL IMPEDANCE
(2) 2 Ohms
DC RESISTANCE (Re) 3.1 Ohms
VOICE COIL INDUCTANCE 4.2 mH
RESONANCE FREQUENCY (Fs)
26 Hz
MECHANICAL Q FACTOR (Qms) 6.74
ELECTRICAL Q FACTOR (Qes) 0.46
TOTAL Q FACTOR (Qts)
0.43
COMPLIANCE (Cms)
1.00E-04 m/N
EQUIVALENT AIR VOLUME (Vas) 3.147 FT^3 (89.1 LITERS)
MOVING MASS (Mms)
13.01 oz (368.8 g)
MECH. RESIST. LOSSES (Rms) 9.01 kg/s
SENSITIVITY (SPL) W/M 88 dB
FORCE FACTOR (BL)
20.3 T-m
EFFECTIVE CONE AREA (SD)
122.5 in^2 (0.079 m^2)
LINEAR EXCURSION (X-MAX) 0.55" [14]
OPERATING POWER (PE) 600 W RMS/1200 W PEAK
EFF. BANDWIDTH PROD. (EBP) 57
MOTOR CONSTANT (Krm) 23.39 mOhms
MOTOR CONSTANT (Erm)
0.760
MOTOR CONSTANT (Kxm) 108.47 mH
MOTOR CONSTANT (Exm) 0.628
MOTOR IMPEDANCE (Rem) 18.02 Ohms
THIELE-SMALL MEASUREMENTS MADE WITH VOICE COILS IN SERIES.
SPECIFICATIONS MAY VARY PER MANUFACTURING TOLERANCES AND ARE SUBJECT
TO IMPROVEMENT WITHOUT NOTICE.
DESCRIPTION:
15 INCH POWER STAGE 1 WOOFER
ENGINEER:
DATE:
5-11-04
DOC CON: SHEET:
1 OF 1
T115D4
15" [381]
220 oz (6237 g)
27 Hz-250 Hz
3.00" [76]
1.56" [40]
ALUMINUM
(2) 4 Ohms
6.2 Ohms
6.0 mH
27 Hz
6.05
0.56
0.51
1.00E-04 m/N
3.147 FT^3 (89.1 LITERS)
12.16 oz (344.8 g)
9.70 kg/s
88 dB
25.5 T-m
122.5 in^2 (0.079 m^2)
0.55" [14]
600 W RMS/1200 W PEAK
48
23.70 mOhms
0.809
179.56 mH
0.612
28.02 Ohms
RELEASE & DATE:
#1 (5-11-04)
SCALE:
CREATED IN SOLIDWORKS
1:4
ROCKFORD ACOUSTIC DESIGNS
3056 WALKER RIDGE DRIVE
UNITS:
SUITE G
INCHES [MILLIMETERS]
WALKER, MI 49544