JPS59177292

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DESCRIPTION JPS59177292
[0001]
Brief description of the drawings
[0002]
FIG. 1a is an external view of a conventional loudspeaker apparatus, FIG. 1 is an internal circuit
diagram thereof, FIG. 1C is a diagram showing reproduction frequency characteristics, and FIG.
2a is a loudspeaker according to an embodiment of the present invention. FIG. 2 is an external
circuit diagram of the speaker device, FIG. 2C is an internal circuit diagram thereof, and FIG. 2C
is a diagram showing reproduction frequency characteristics. In the drawings, the same members
are denoted by the same reference numerals, 50 is a housing, 52 to 60 are speakers, 62. 64 are
input terminals, 66 is a switch, 68. 70 is a variable resistor, and 72 is a frequency division
network. .
09-05-2019
1

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