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Thanks, Richard, I'll have a look!

Best regards!

Or might it be sufficient to measure and plot impedance vs. frequency and adjust the ports until the 4430 datasheet specs at www.jblpro.com are met?

Best regards!

Thanks, Richard!

I'm afraid that means I'll go and buy an appropriate mike and install some suitable software :blink:.

Best regards!

Hi,

due to some restrictions in cabinet height given by our living room environment I might have to provide triangular shaped vents in both bottom Corners instead of the tubes. Both with the...

Hi,

for my upcoming 4430 project I'd need two ports of 104 mm internal diameter and 210 mm length. Tubes of this diameter appear to be unobtainable here in Germany. Next standard diameters would...