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ATTENTION!
PLEASE READ ALL WARNINGS FOUND IN THIS MANUAL. THIS INFORMATION IS HIGHLIGHTED INBOLD ITALIC TYPE AND IS INCLUDED TO INFORM YOU OF THE POTENTIAL FOR PERSONAL INJURYOR DAMAGE TO PROPERTY
HEARING DAMAGE
CONTINUOUS, EXCESSIVE EXPOSURE TO SOUND PRESSURE LEVELS IN EXCESS OF 85 dB CAN CAUSEA LOSS OF HEARING. CERWIN-VEGA! STROKER SUBWOOFERS ARE CAPABLE OF PRODUCINGSOUND PRESSURE LEVELS GREATER THAN 130 dB..... “TURN IT DOWN”!
VOLUME AND DRIVER AWARENESS
THE USE OF STROKER SUBWOOFERS CAN IMPAIR YOUR ABILITY TO HEAR NECESSARY TRAFFICSOUNDS AND MAY CONSTITUTE A HAZARD WHILE DRIVING. WE RECOMMEND USING LOWVOLUME LEVELS WHEN DRIVING YOUR VEHICLE.
CERWIN-VEGA! ACCEPTS NO LIABILITY AS A RESULT OF EXCESSIVE USE OR MISUSE OF THISPRODUCT
This manual covers application information for the Stroker 102, Stroker 104, Stroker 122,Stroker 124, Stroker 152, and Stroker 154 dual voicecoil subwoofers. For installation optionsand techniques, including subwoofer box construction, please see your authorized Cerwin-Vega! mobile audio dealer.
INTRODUCTION
Congratulations on your purchase of Cerwin-Vega!’s latest ground pounding entry into the realm of subwoofers, thenew Stroker. With its innovative DUAL GAP technology, the new Stroker redefines how high power/high excursionsubwoofers are designed and built. Integral to the design, is the innovative combination inductive shorting ring/heatsinking basket that transfers voice coil heat away and allows incredible power handling. Features include:
• Dual Gap Technology - allowing greater linear excursion.• Oversized ellipsoid surround and clamping system - creates larger piston area and field serviceability.• Heat sinking frame - allows for higher power handling and lower distortion.• Dual spiders - for optimum suspension linearity• Field replaceable cone and coil assembly
ABOUT THIS MANUAL
Your Stroker Series subwoofer is covered by Cerwin-Vega’s limited one year warranty. Pleasesee the warranty card for details.
WARRANTY INFO
CONTENTS
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1Ported Cabinet Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-4Sealed Cabinet Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-7Product Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-10How to Connect your System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11-12
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Enclosure Information We recommend using the following enclosure specifications (aslisted on the next three pages) to attain optimum performance:
Stroker 102/104 Optimum Enclosure (Drivers Tested 1W/1m)
Type: Bass Reflex (ported)
Box Volume: 1.2 cu ft.
Stroker 102 Frequency Response
Stroker 104 Frequency Response
Stroker 102/104 Port Specifications
Port Area: 25.3 sq. in / Two 4” I.D. Tubes
Port Length: 11”
Port Tuning: 49hz
Stroker 122/124 Optimum Enclosure (Drivers Tested 1W/1m)
Type: Bass Reflex (ported)
Box Volume: 2.3 cu ft.
Stroker 122 Frequency Response
Stroker 124 Frequency Response
Stroker 122/124 Port Specifications
Port Area: 36.8 sq. in / Two 5” I.D. Tubes
Port Length: 15”
Port Tuning: 36hz
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Stroker 152/154 Optimum Enclosure (Drivers Tested 1W/1m)
Type: Bass Reflex (ported)
Box Volume: 3.0 cu ft.
Stroker 152 Frequency Response
Stroker 154 Frequency Response
Stroker 152/154 Port Specifications
Port Area: 29 sq. in / Two 41/4” I.D. Tubes
Port Length: 15”
Port Tuning: 36hz
Stroker 102/104 Optimum Enclosure (Drivers Tested 1W/1m)
Type: Sealed Box
Box Volume: 0.7cu ft.
Stroker 102 Frequency Response
Stroker 104 Frequency Response
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Stroker 122/124 Optimum Enclosure (Drivers Tested 1W/1m)
Type: Sealed Box
Box Volume: 1.1 cu ft.
Stroker 122 Frequency Response
Stroker 124 Frequency Response
Stroker 152/154 Optimum Enclosure (Drivers Tested 1W/1m)
Type: Sealed Box
Box Volume: 2.7 cu ft.
Stroker 152 Frequency Response
Stroker 154 Frequency Response
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Stroker 102/104 SpecificationsDiameter: 10"
No. of Voice Coils: 2
Power Handling: 2000 Wrms(cont. unclipped power (1000 Wrms per voice coil)per EIA RS-426B)
Frequency Response: 45~200 Hz
Voice Coil Diameter: 3.0"
Total Weight: 30 lbs (13.6 kg)
Mounting Diameter: 115⁄32" (28.34 cm)
Mounting Depth: 7" (17.78 cm)
Stroker 102/104 Thiele-Small Parameters
102 104Free-Air Resonance: fs 36 Hz 36 Hz
Total Q: Qts 0.72 0.73
Mechanical Q: Qms 10.2 8.9
Electrical Q: Qes 0.775 0.801
Comp.Vol.: Vas 0.566 ft3 0.568 ft3
Max. Excursion: Xmax 29 mm 29 mm
Voice Coil DC Resistance: Revc 2 x 1.6 Ω 2 x 3.4 Ω
Vol. Displace.: 255 in3 255 in3 (0.15 ft3) (0.15 ft3)
Nominal Impedance: 2 x 2 Ω 2 x 4 Ω
Sensitivity: 81.86dB 81.86dB
Stroker 122/124 SpecificationsDiameter: 12"
No. of Voice Coils: 2
Power Handling: 2000 Wrms(cont. unclipped power (1000 Wrms per voice coil)per EIA RS-426B)
Frequency Response: 40~200 Hz
Voice Coil Diameter: 3.0"
Total Weight: 33 lbs, (14.96 kg)
Mounting Diameter: 131⁄8" (33.32 cm)
Mounting Depth: 8" (20.32 cm)
Stroker 122/124 Thiele-Small Parameters
122 124Free-Air Resonance: fs 32.6 Hz 35.3 Hz
Total Q: Qts 0.72 0.85
Mechanical Q: Qms 9.94 10.45
Electrical Q: Qes 0.776 0.925
Comp.Vol.: Vas 1.31 ft3 1.20 ft3
Max. Excursion: Xmax 29 mm 29 mm
Voice Coil DC Resistance: Revc 2 x 1.55 Ω 2 x 3.5 Ω
Vol. Displace.: 276 in3 276 in3 (0.16 ft3) (0.16 ft3)
Nominal Impedance: 2 x 2 Ω 2 x 4 Ω
Sensitivity: 83.98dB 84.00dB
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Stroker 152/154 SpecificationsDiameter: 15"
No. of Voice Coils: 2
Power Handling: !CHECK! 2000 Wrms(cont. unclipped power (1000 Wrms per voice coil)per EIA RS-426B)
Frequency Response: 46~200 Hz
Voice Coil Diameter: 3.0"
Total Weight: 34 lbs, (74.80 kg)
Mounting Diameter: 161⁄4" (41.27 cm)
Through Hole 14” (35.56cm)
Mounting Depth: 9" (20.32 cm)
Stroker 152/154 Thiele-Small Parameters
152 154Free-Air Resonance: fs 30.0 Hz 31.5 Hz
Total Q: Qts 0.89 0.94
Mechanical Q: Qms 10.82 10.60
Electrical Q: Qes 0.97 1.03
Comp.Vol.: Vas 3.20 ft3 3.20 ft3
Max. Excursion: Xmax 29 mm 29 mm
Voice Coil DC Resistance: Revc 2 x 1.55 Ω 2 x 3.5 Ω
Vol. Displace.: 285 in3 285 in3 (0.165 ft3) (0.165 ft3)
Nominal Impedance: 2 x 2 Ω 2 x 4 Ω
Sensitivity: 86.0dB 86.26dB
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