Subwoofer Box Comparison Calculator:
Compare bandpass, sealed and vented frequency output graphs
for a subwoofer in one program.
Solving for speaker resonance frequency.
efficiency bandwidth product | |
speaker resonance frequency | |
speaker electrical Q |
box or enclosure volume | |
speaker total Q at fs | |
air volume with same acoustic compliance as the speaker suspension |
box or enclosure tuning frequency | |
air volume with same acoustic compliance as the speaker suspension | |
box or enclosure volume | |
speaker resonance frequency |
minus three decibel half power frequency | |
air volume with same acoustic compliance as the speaker suspension | |
box or enclosure volume | |
speaker resonance frequency |
peak sound pressure level | |
speaker total Q at fs | |
equivalent air compliance | |
box enclosure volume |
sound pressure level | |
free air reference efficiency |
maximum air volume displaced by cone excursion | |
cone effective radiation area | |
cone peak linear displacement |
cone effective radiation area | |
cone diameter plus one third of surround |
port or vent length | |
volume of enclosure or box | |
tuning frequency | |
end correction factor |
minimum port or vent diameter | |
maximum air volume displaced by cone excursion | |
tuning frequency |
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By Jimmy Raymond
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