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loudspeaker i.e. tweeter for sound reproduction uses element (shield) to counteract external radiation of interference sound waves forwardly and inwardly from ring shaped dome
loudspeaker i.e. tweeter for sound reproduction uses element (shield) to counteract external radiation of interference sound waves forwardly and inwardly from ring shaped dome
A forwardly projecting conical phase plug or waveguide/shield (18) is placed in front of the retracted central portion fixed to the tweeter chassis (11) to counteract external radiation.
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