dB Drag Racing

2007 Rules & Regulations

TABLE OF CONTENTS

Term-PRO Home
Rules Master Index

Section 0 - Introduction
Section 1 - General Rules
Section 2 - Competitor Classification System
Section 3 - Passenger Compartment Regulations
Section 4 - Vehicle Regulations
Section 5 - Auto Sound Equipment Regulations
Section 6 - Installation Regulations
Section 7 - Points Accrual
Section 8 - Certified SPL
Section 9 - World Finals
Section 10 - World Records
Section 11 - Vehicle Audits, Rules Infractions, Penalties
Section 12 - Competitor Code of Conduct
Section 13 - Miscellaneous
Section 14 - Q&A
Section 15 - Definitions

Section 14 - Q&A
Question - How are amplifiers counted in the Street and Street Max Divisions?

Answer - Judges will count all discrete physical amplifiers that are used for bass reproduction, regardless of size. If two or more amplifiers are bolted together (strapped, linked, etc.), then the judge will count the number of amps that are bolted together and place the competitor in the correct class based on this determination. Judges will not classify amplifiers based on their internal construction or pc board quantity.

Question - What is a "monoblock" amplifier?

Answer - The dBDRA classifies monoblock amplifiers as amplifiers that are mono in nature, have a single input, have a single output (2 conductors), and that have the capability to be bridged with another monoblock amplifier. (One monoblock amplifier will drive the positive conductor to the loudspeaker load and the complimentary monoblock amplifier will drive the negative conductor to the loudspeaker load.)

Question - Can any portion of the auto sound system be removed and placed in another competitor's vehicle? Example: sharing amps, woofers, box, caps, CD player.

Answer - A competitor may borrow equipment IF AND ONLY IF his equipment breaks during the competition. For example, if a competitor blows a woofer during qualifying, he may borrow a woofer from someone else in order to continue competing.

Competitors may NOT share common components as a part of normal competition. For example, a car club could NOT build a single amp rack and then use it with each of their vehicles. Each vehicle MUST have its own equipment. This includes all system components... Amps, Alternators, Batteries, Woofers, Source Units, Signal Processors, Podiums, etc.

Question - How should the sensor placement jig be used to insure proper sensor placement in the vehicle?

Answer - The long arm of the sensor placement jig should be horizontal and parallel to the ground. The vertical part of the jig should be perpendicular (straight up) with respect to the ground. At this point, you have positioned the sensor horizontally and vertically.

Question - May a competitor enter any class for which his vehicle does not qualify? For example, could a competitor who normally competes in the Super Street 1-2 class enter the Extreme 1-2 class?

Answer - Absolutely not. The class a competitor competes in is dictated by the number of woofers in their system and the extent to which modifications to the vehicle have been made. Competitors may only compete in classes for which their vehicle legitimately qualifies.

Question - If two alternators are installed in a Super Street vehicle, can the vehicle be running in the lanes? Or does the vehicle need to remain off?

Answer - The vehicle may be running in the lanes provided no other applicable rules are violated.

Question - In the classes that have a "normal use" restriction, do the seats need to be able to slide all the way back in order to be in compliance?

Answer - No. The competitor may adjust the seat any way they wish, provided the resultant seat position is intended for normal operation of the vehicle.

Question - In the Super Street rules, it states that the wall and subs must remain behind the B-Pillars. Does this also apply to the batteries and amplifiers?

Answer - No. Auto sound equipment may be installed in front of the B-Pillars provided the installation of the equipment does not violate any other applicable rules. For example, amplifiers could be mounted underneath the driver and / or passenger seat as long as the normal operation of those seats was retained. On the other hand, amps may not be installed in the floorboard (in the Street and Super Street divisions) because the installation of the amps would interfere with the normal use of the vehicle.

Question - In the rule book there are several references to "easily removable". What does this mean?

Answer - The competitor must be able to remove the item in question in 5 minutes or less.

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