JPH03107886U - - Google Patents

Info

Publication number
JPH03107886U
JPH03107886U JP1660790U JP1660790U JPH03107886U JP H03107886 U JPH03107886 U JP H03107886U JP 1660790 U JP1660790 U JP 1660790U JP 1660790 U JP1660790 U JP 1660790U JP H03107886 U JPH03107886 U JP H03107886U
Authority
JP
Japan
Prior art keywords
pull
down resistor
collector
light emitting
emitting diode
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP1660790U
Other languages
English (en)
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP1660790U priority Critical patent/JPH03107886U/ja
Publication of JPH03107886U publication Critical patent/JPH03107886U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Selective Calling Equipment (AREA)

Description

【図面の簡単な説明】
第1図乃至第4図は本考案実施例を示し、第1
図は、同上の要部を示す回路図、第2図は、時間
対電池電圧特性図、第3図は、時間対電流特性図
、第4図は、時間対電流の補正状態を示す特性図
、第5図は、従来例の回路図を示す。 D…赤外線発光ダイオード、Q…ドライブ用ト
ランジスタ、R…プルダウン抵抗、R…分流抵
抗、SW…切換スイツチ、Vcc…電池電源。

Claims (1)

    【実用新案登録請求の範囲】
  1. ドライブ用トランジスタのコレクタと該コレク
    タ電源との間に、赤外線発光ダイオードとプルダ
    ウン用抵抗とを直列接続すると共に、該プルダウ
    ン用抵抗に切換スイツチを介して分流抵抗を接続
    したことを特徴とするリモコン送信機の送信出力
    切換装置。
JP1660790U 1990-02-20 1990-02-20 Pending JPH03107886U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1660790U JPH03107886U (ja) 1990-02-20 1990-02-20

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1660790U JPH03107886U (ja) 1990-02-20 1990-02-20

Publications (1)

Publication Number Publication Date
JPH03107886U true JPH03107886U (ja) 1991-11-06

Family

ID=31519866

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1660790U Pending JPH03107886U (ja) 1990-02-20 1990-02-20

Country Status (1)

Country Link
JP (1) JPH03107886U (ja)

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