 APT high power super-tweeter has fluid-cooling of the voice coil, for increased power handling, controlled low frequency behavior and long term reliability assured. |
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 This APT high power super-tweeter possess extraordinary senitivity from a phenotic diaphragm that has unique stiffines and damping properties. |
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 Another APT Super tweeter which possess extraordinary senitivity from a phenolic diaphram that has unique stiffnes and damping properties. |
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