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5

R

ECOMMENDED

 E

NCLOSURES

VENTED ENCLOSURES

Vented enclosures vary only from the sealed enclosure in that a vent or port is added to “tune” the

enclosure.The enclosures recommended are designed for great overall performance. Larger boxes tend to

be easy to tune to lower frequencies while medium and small boxes are easier to tune to higher

frequencies.The vented design is less linear in response than the sealed box but with noticeably more

output at the tuning frequency.
Advantages of vented enclosures:

• Higher average output than sealed
• Tuning frequency can be easily adjusted by

changing port length

• Deep bass response with lower power

requirements

• Great for high output with limited power

Summary of Contents for P310D2

Page 1: ...Operation Installation et fonctionnement Instalaci n y funcionamiento Einbau und Betrieb Installazione e funzionamento Punch Series DVC Dual Voice Coil Woofers P38D2 P38D4 P310D2 P310D4 P312D2 P312D4...

Page 2: ...jackets to hats and sunglasses To get a free brochure on Rockford Fosgate products and Rockford accessories visit our web site at www rockfordfosgate com or in the U S call 1 800 669 9899 or FAX 1 80...

Page 3: ...vere injury or death This symbol with CAUTION is intended to alert the user to the presence of important instructions Failure to heed the instructions can result in injury or unit damage CAUTION To pr...

Page 4: ...ight Using glue and some type of sealant on all seams will ensure solid construction and prevent air leaks The box volume will directly impact the performance of the speaker Larger enclosures will pro...

Page 5: ...easy to tune to lower frequencies while medium and small boxes are easier to tune to higher frequencies The vented design is less linear in response than the sealed box but with noticeably more output...

Page 6: ...edance loads Series Parallel or Series Parallel wiring configurations are different techniques for wiring speakers that provide different loads Series configuration is a string method where speakers a...

Page 7: ...active crossover is an electronic filter which separates the audio signal fed to different amplifiers For optimum subwoofer performance we recommend using an active 80 100Hz low pass crossover at 12d...

Page 8: ...1 Vented BoxVol cu ft liter 0 625 17 7 0 625 17 7 1 25 35 40 1 25 35 40 Port Diameter Length in 1 2 5 x 13 5 1 2 5 x 13 5 1 3 x 7 3 1 3 x 7 3 Port Diameter Length cm 1 6 35 x 34 29 1 6 35 x 34 29 1 7...

Page 9: ...ective during the warranty period will be repaired or replaced with a product deemed to be equivalent at Rockford s discretion What is Not Covered 1 Damage caused by accident abuse improper operations...

Page 10: ...e Rockford Corporation 546 South Rockford Drive Tempe Arizona 85281 U S A In U S A 480 967 3565 In Europe Fax 49 8503 934014 In Japan Fax 81 559 79 1265 www rockfordfosgate com 08 04 B M 1230 51239 Pr...

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