SPL Competition & Impedance Diagnostic Tools
- Championship SPL Competition & Audio Diagnostic Tools
In SPL competitions, a fraction of a decibel is the difference between a World Record and second place. Our Made in the USA diagnostic tools are engineered for the "burp" and the "bass battle," providing the surgical precision required to dominate in dB Drag Racing, USACi, MECA, and IASCA.
SPL Competition Z-Meter & Bass Generator
The ultimate tuning suite for the serious competitor. Identify your vehicle's exact resonant frequency and map "box rise" in real-time.
• The SPL Edge: Optimize your impedance load to pull every available watt from your amplifiers without hitting protect mode.
Bass Generator with Digital Frequency Meter
Eliminate guesswork in the staging lanes. This precision burp tool delivers a rock-solid sine wave with a clear digital readout for verifying DSP settings.
• The SPL Edge: Guaranteed frequency accuracy for consistent, repeatable scores—essential when 1Hz can tank your run.
Professional SPL Bass Generator (Standard)
Reliability for the competition circuit. A heavy-duty signal source built to survive the lanes while you troubleshoot or "break in" new drivers.
• The SPL Edge: A dependable source for identifying enclosure leaks and mechanical stress points before they cost you a trophy.
Why Champions Choose Harrison Labs
• Built for the Lanes: Rugged construction for high-vibration environments.
• Laboratory Accuracy: Precise data for Stock, No-Wall, or Extreme divisions.
• A Legacy of Loud: Trusted by world-record holders since 1979.
🇺🇸 MADE IN THE USA 🇺🇸
