Skip to main content
Calcimator

PA System Sizing Calculator

Calculate PA wattage and speaker count for a venue size and event type.

Inputs

sq ft

Results

Total Wattage

1,000 W

Amp Power (w/ headroom)1,500 W
Main Speakers2
Subwoofers1
Stage Monitors2
Target SPL100 dB
How to Use This Calculator
  1. Enter Venue Area, Audience Size, and Outdoor (0=No, 1=Yes).
  2. Set Type (0=Speech, 1=BG, 2=Band, 3=DJ).
  3. Review the Total Wattage result.
  4. Use Amp Power (w/ headroom) (W) and Main Speakers to inform your decision.
Ad Placeholder

Related Calculators

Speaker Placement Calculator

Calculate optimal speaker positions for stereo and surround setups.

Cable Run Calculator

Calculate maximum cable length and signal loss for audio cable runs.

Crossover Frequency Calculator

Calculate crossover point for multi-way speaker systems.

Ad Placeholder