Model T142
Nominal Diameter 4.0”(102mm)
Description
Nominal Impedance 4Ω
Frequency Response
Voice Coil Diameter 1.1”(27.9mm)
Power Rating 40W / 80W
(RMS/Peak)
Fs - Free Air Resonance 90 Hz
Qts 0.85
Vas 0.12ft3
(3.5L)
Sensitivity (1W/1M) 86dB
Sensitivity (2.83V/1M) 89dB
Xmax 0.10”(2.5mm)
Mounting Diameter 4.04”(102.5mm)
Mounting Depth 1.79”(45.5mm)
Grille/Trim Ring NO
Adaptor Plate 4”x6”6”x8” /
T152 | T16 | T165 | T1675 | T1462 | T1572 | T1682 | T1692 | T1693 | |
5.25” | 6” | 6.5” | 6.75” | 4” x 6” | 5” x 7” | 6” x 8” | 6” x 9” | 6” x 9” | |
(133mm) | (152mm) | (165mm) | (171.5mm) | (102x152mm) | (127 x 178mm) | (152 x 203mm) | (152 x 229mm) | (152 x 229mm) | |
4Ω | 4Ω | 4Ω | 4Ω | 4Ω | 4Ω | 4Ω | 4Ω | 4Ω | |
1.1” | 1.1” | 1.1” | 1.2” | 1.1” | 1.1” | 1.2” | 1.2” | 1.2” | |
(27.9mm) | (27.9mm) | (27.9mm) | (30.5mm) | (27.9mm) | (27.9mm) | (30.5mm) | (30.5mm) | (30.5mm) | |
60W / 120W | 70W / 140W | 70W / 140W | 75W / 150W | 45W / 90W | 70W / 140W | 80W / 160W | 100W / 200W | 100W / 200W | |
65 Hz | 65 Hz | 65 Hz | 55 Hz | 75 Hz | 60 Hz | 55 Hz | 50 Hz | 50 Hz | |
0.60 | 0.70 | 0.70 | 0.50 | 0.84 | 0.90 | 0.60 | 0.60 | 0.60 | |
0.34ft3 | 0.39ft3 | 0.39ft3 | 0.57ft3 | 0.22ft3 | 0.44ft3 | 0.64ft3 | 0.88ft3 | 0.88ft3 | |
(9.7L) | (11.0L) | (11.0L) | (16.0L) | (6.4L) | (12.5L) | (18.0L) | (25.0L) | (25.0L) | |
86.5dB | 88dB | 88dB | 89dB | 85.5dB | 87dB | 88dB | 90dB | 91dB | |
89.5dB | 91dB | 91dB | 92dB | 90.5dB | 90dB | 91dB | 93dB | 94dB | |
0.16” | 0.18” | 0.18” | 0.24” | 0.12” | 0.18” | 0.20” | 0.24” | 0.24” | |
(4.0mm) | (4.5mm) | (4.5mm) | (6.0mm) | (3.0mm) | (4.5mm) | (5.0mm) | (6.0mm) | (6.0mm) | |
4.81” | 5.05” | 5.05” | 5.68” | 3.76”x6.01” | 4.76”x7.02” | 5.08”x7.26” | 5.77”x8.51” | 5.77”x8.51” | |
(122.2mm) | (128.2mm) | (128.2mm) | (144.2mm) | (95.6x152.6mm) | (120.9x178.4mm) | (129.0x184.3mm) | (146.5x216.2mm) | (146.5x216.2mm) | |
1.99” | 1.93” | 1.93” | 2.51” | 2.00” | 2.35” | 2.60” | 3.39” | 3.39” | |
(50.5mm) | (49.0mm) | (49.0mm) | (64.0mm) | (51.0mm) | (59.6mm) | (66.0mm) | (86.0mm) | (86.0mm) | |
YES | YES | YES | YES | NO | NO | NO | YES | YES | |
5”x7” / | 5”x7” / | 5”x7” / | 5”x7” / | 6”x8” | 6”x8” | NO | NO | NO | |
6”x9” | 6”x9” | 6”x9” | 6”x9” | ||||||
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See pages
CEA 2006
Power ratings on Rockford Fosgate amplifiers conform to
Specifications
3