SPL Testing @ Ultra Low Frequencies                  Testing your car audio system  at its Peak SPL and at four set frequencies of  40Hz   33Hz   25Hz   20Hz  ////////////   The pd SPL format started booming in the U.K. in 2008.  Created by Marcos H Barnes A.K.A. Mega Heavy Bass. A former SPL competitor.//////////  dB readings are taken from the vehicles Head Rest    The doors and windows are allowed to be opened.   Like to know more?       ...Then please feel free to browse this site.       Thank You For Your Interest.           Copyright © 2011 by "Marcos H Barnes"
Copyright © 2011 by "Marcos H Barnes" 
This section features SOUND OFF TEAMS.

Sound Off SPL teams may use just one car, with everyone in that team pitching in to help out or they could have a lot of members with different cars.

These Teams take part in most of the U.K. SPL formats.

Clicking on the team names on the left of the screen will bring up more details about those teams.

Coming Soon...
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