JPH0193858U - - Google Patents

Description

【図面の簡単な説明】[Brief explanation of the drawing]

図面は、本願の実施例を示すもので、第１図は
一部省略した総体の上面からの斜視図、第２図は
同下面からの斜視図、第３図は受信回路図である
。 図中、１は本体、１ａは水平部、１ｂは立上り
部、２は受板、３は開口部、４は通孔、８はジヤ
ツク、１３は電池収納室、１４はバンド、２０は
コンデンサマイクロホン、２１，２５は増幅器、
２３は音量調整スイツチである。 The drawings show an embodiment of the present application, and FIG. 1 is a perspective view of the entire device from the top with some parts omitted, FIG. 2 is a perspective view of the same from the bottom, and FIG. 3 is a receiving circuit diagram. In the figure, 1 is the main body, 1a is the horizontal part, 1b is the rising part, 2 is the receiving plate, 3 is the opening, 4 is the through hole, 8 is the jack, 13 is the battery compartment, 14 is the band, and 20 is the condenser microphone. , 21, 25 are amplifiers,
23 is a volume adjustment switch.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 水平部の一端部に立上り部を一体に有し、かつ
、水平部内面に、通孔を設けて成る中空状の本体
の前記水平部内に、前記通孔を介して入力する音
声を、マイクロホン、増幅器など音声を聴取する
に必要な電気回路を収納すると共に、前記立上り
部内に電池を収納してこれを前記電気回路に接続
し、かつ、前記本体に、前記電気回路の出力端に
接続されると共に、レシバーのプラグと接続可能
なジヤツクと、電話機の受話口が前記通孔と対峙
するように、前記受話口に本体を装着するバンド
とを設けたことを特徴とする電話機用受信回路。 A microphone, which inputs sound through the through hole into the horizontal portion of the hollow main body, which integrally has a rising portion at one end of the horizontal portion and has a through hole provided on the inner surface of the horizontal portion; In addition to housing an electric circuit necessary for listening to audio such as an amplifier, a battery is housed in the rising part and connected to the electric circuit, and the main body is connected to the output end of the electric circuit. A receiver circuit for a telephone set, further comprising: a jack connectable to a plug of a receiver; and a band for attaching the main body to the earpiece of the telephone so that the earpiece of the telephone faces the through hole.