Details of transducers,

Child Classifications

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• H04R 1/005
• H04R 1/02 Casings; Cabinets Mountings therein (H04R1/28 takes precedence )
• H04R 1/06 Arranging circuit leads; Relieving strain on circuit leads
• H04R 1/08 Mouthpieces; Attachments therefor
• H04R 1/10 Earpieces; Attachments therefor
• H04R 1/12 Sanitary or hygienic devices for mouthpieces or earpieces, e.g. for protecting against infection
• H04R 1/14 Throat mountings for microphones
• H04R 1/16 Mounting or connecting stylus to transducer with or without damping means
• H04R 1/20 Arrangements for obtaining desired frequency or directional characteristics (for stereophonic purpose H04R5/00)
• H04R 1/42 Combinations of transducers with fluid-pressure or other non-electrical amplifying means
• H04R 1/44 Special adaptations for subaqueous use, e.g. for hydrophone
• H04R 1/46 Special adaptations for use as contact microphones, e.g. on musical instrument, on stethoscope (throat mountings H04R1/14)