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Bass reflex size matters!!!
compare the sound of diy acoustics using a bass reflex of different sizes 52 and 76 pipe diameter.
phase inverters are designed and tuned to one frequency 56 hertz
I hope this video will help you in building a speakers with your own hands.
volume of the acoustic case 10 liters.
speakers:
W 100 S - 8 Ohm
SC 10 N - 8 Ohm
first melody test 0:33
second melody test 2:45
third melody test 4:16
frequency response graph 6:45