Technology / Home Audio / Tunable (Port): A port tube that can be adjusted in length to provide for optimizing, experimentally, the measured low-end response when a speaker enclosure has not been designed for the woofer Driver installed in it.
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Technology / Home Audio / Tuned (Port): A port opening, radiator, or tube whose size is precisely specified by the overall design of the enclosure and woofer. MORE
Technology / Home Audio / Tunable (Port): A port tube that can be adjusted in length to provide for optimizing, experimentally, the measured low-end response when a speaker enclosure has not been designed for the woofer Driver installed in it MORE