Crowd Loud Trunk
- 30 second average
- 0–53 Hz
A 30 second musical average class. Music must be played and must peak between 0 and 53 Hz. The sensor is placed 6 ft from the vehicle, at any height.
- Class type
- Demo
- Build type
- Trunk
- Format
- 30 second average. The meter averages the reading over 30 seconds of play. Most average classes require music.
- Frequency
- 0-53 Hz (music only)
- Music
- Music only
- Sensor and vehicle
- 6 ft from the vehicle, any height
- Scoring
- Average SPL
- Extreme builds
- Not allowed