N.B.A.C

guideline rules new season

                                                                  Every new season guidelines rules my change some or not.

Points system

. Competitors will be required to accumulate  60 points and attend at least 5 shows to be able to be invited to national finals. Now only top 4 will receive points as follows. 1st=10pts, 2nd=8pts, 3rd=6pts, 4th=4pts. Will have competitor of the year , points champion in each for spl and grudge warz.

Classes

Burp Classes 30 secs                                                                                                                                                    Music Classes 45secs average

Basic Street 0-300                   Basic No Wall 0-460                  Basic Wall 0-500                       Hardcore X         Whirlwind Trunk                   Whirlwind No Wall 801-up       

Semi Pro Street 301-500        Semi Pro No Wall 461-800        Semi Pro Wall 501-1200         Port Battles        Whirlwind Street 0-400         Whirlwind Wall 0-800

Pro Street 501-800                  Pro No Wall 801-up                    Pro Wall 1201-up                      DB Dash              Whirlwind Street 401-up       Whirlwind Wall 801-up

                                                                                                                                                                                            Whirlwind No Wall 0-800

Clamp Classes 30 secs burp

Novice Street 3k                       Novice Trunk 5k                          Novice No Wall 5k                    Novice Wall 7k     

Street Class rules

Street class is made up for the average off the street consumer for basic everyday listening stereo system. This class includes all sedans cars, hatch back, SUV’s, jeeps, vans, trucks. All street class will have a 55hz cap even the clamp street3k class. Only 2 amplifiers will be allowed to run in a street class. All panels such as door panels, pillars pieces, sun visors, headrest, seat belts, and all seats must be bolted in vehicle, headliner. Now for SUV’s are allowed to remove the 3rd roll. All street vehicles  enclosures must remain in cargo area  and not exceed pass top of rear headrest of any vehicle, expect for ext.cab trucks the enclosure must stay below the rear window line. All includes top of surrounds on woofers, anything mounted to enclosure needs to be in the guidelines of the ruling. In a ext.cab truck all equipment must remain behind b pillar. Single cab trucks can either enclosure behind seat, or with a console box can’t exceed pass the front seat bolts has to remind below the rear window line. In  SUV’s, jeeps amplifiers can be mounted underneath rear seats. Batteries must remain in the cargo area of vehicles, expect for pick up trucks, can be in bed. Trunk cars can remove the trunk liner if needed. No cutting of street class vehicles is allowed. No trapping of the sensor ,and only one person allowed in vehicle opposite side if sensor. Sensor place in front of b pillar anywhere competitor like.

No Wall Class

No Wall  class is made up for vehicles that can remove rear seats, have wood door panels, wooden roof no more than 3/4″ thick..Can remove 1 front seat. Must still have front seat  belts, no lexan or plexi glass windshields, no wooden consoles. Will allow 1 stripper pole in cabin area. No frequency cap. Enclosures, all audio equipment must remain behind b pillar. Enclosure must not completely sealed off on sides and top, must have minimum of 3″ clearance on sides on top from enclosure to side panels and roof. No trapping the sensor, only 1 person in vehicle  opposite side of sensor. Sensor place in front of b pillar anywhere competitor like.

Wall Class

Wall class is  design for the more advance competitor. No freq. cap, can have wooden roofs up to 1.5″ thickness, wooden door panels, wooden console. Dash and windshield must look oem, but will allow double windshields, no lexan, or plexi glass windshields will not be allowed. Enclosure cant exceed pass the b pillar. Can remove seats and seatbelts. No trapping of the sensor with only 1 person allowed in vehicle opposite side of sensor. Sensor must be place front of  b pillar anywhere competitor like.

Hardcore X class

This class was design for anything is allowed to do to a vehicle. Cutting of vehicle ,lexan,or plexi glass windshield, concrete inside of vehicle, is allowed.  Enclosure can’t not exceed pass the b pillar, and the sensor  place in front of b pillar forward anywhere the competitor like.

Novice clamp class

This class is design for competitors to clamp upto only 2 amplifiers to the wattage allowed in each class. Street class is the only class that will have a 55hz cap. the above guideline rules for each class will still follow.

Port Battle class

This allows the competitor to be able to place the sensor inside the ported enclosure, to reach maximum spl.

DB Dash class 

This class is made for the competitor that likes to chase a number without going over in the 30sec time run. The judge will  give out a decibel number from 125db- 145 db range. 

Grudge Warz class

Broke class is design for the basic  competitor class where  every speaker from 3″ to 8″ speaker size has to remain in factory location up to 10 speakers. Allowed up to 2 sets of tweeters, mounted in doors only, no compression horns will be not permitted in broke class. Will have up to 75 secs play the best selected music you choose.

Street class

Is design to have a little more speakers from 3″-up to 10″ mid range speakers. Can have pods, but nothing on roofs, and speaker pods have to be secured done to vehicle not loose sitting. Will allow up to 20 speakers. Will have 75 secs to play song choice.

Modified class

This was design for the  more advance competitor to run more than 20 plus speakers. can have speaker pods, and roof mount enclosures. Will have 75 sec to play song choice.                                                                                                                                       

Scroll to Top