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This page displays all 「FI」 in main group H04R11/00. |
HB:Handbook | ||||
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CC:Concordance | |||||
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Transducers of moving-armature or moving-core type | HB | CC | 5D021 | |
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.Loudspeakers | HB | CC | 5D021 | |
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.Microphones | HB | CC | 5D021 | |
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.Telephone receivers | HB | CC | 5D021 | |
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.Gramophone pick-ups using a stylus; Recorders using a stylus | HB | CC | 5D125 | |
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..comprising two or more styli or transducers (H04R 11/12 takes precedence) | HB | CC | 5D125 | |
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..signals being recorded or played-back by vibration of a stylus in two orthogonal directions simultaneously | HB | CC | 5D125 | |
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.Resonant transducers, i.e. adapted to produce maximum output at a predetermined frequency | HB | CC | 5D021 | |