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JPS58129795

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DESCRIPTION JPS58129795
[0001]
Brief description of the drawings
[0002]
The drawings show an embodiment of the present invention, FIG. 1 is a plan view of an
electroacoustic transducer, FIG. 2 is a front view of the transducer, and FIG. 3 is a partially cut
right side view of the transducer. FIG. 4 is a cross-sectional view taken along the line A-A on FIG.
1, and FIG. 5 is a frequency characteristic diagram showing experimental results. DESCRIPTION
OF SYMBOLS 1 ... outer case, 1a ... sound hole, 2 ... inner case, 2a '... sound hole, 3 ... frame, 4 ...
yoke, 5 ... pole piece, 6 · ································································································ Printed circuit board, lla,
llb ··· terminal
03-05-2019
1
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