JPH0442692U - - Google Patents

Info

Publication number
JPH0442692U
JPH0442692U JP8310790U JP8310790U JPH0442692U JP H0442692 U JPH0442692 U JP H0442692U JP 8310790 U JP8310790 U JP 8310790U JP 8310790 U JP8310790 U JP 8310790U JP H0442692 U JPH0442692 U JP H0442692U
Authority
JP
Japan
Prior art keywords
display tube
fluorescent display
drive circuit
transistor
emitter
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.)
Granted
Application number
JP8310790U
Other languages
English (en)
Other versions
JP2548181Y2 (ja
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 JP1990083107U priority Critical patent/JP2548181Y2/ja
Publication of JPH0442692U publication Critical patent/JPH0442692U/ja
Application granted granted Critical
Publication of JP2548181Y2 publication Critical patent/JP2548181Y2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Landscapes

  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)

Description

【図面の簡単な説明】
第１図はこの考案に係る蛍光表示管のドライブ
回路の実施例を示す回路図である。第２図は従来
例の回路図である。 主な符号の説明、１……メインブロツク、１ａ
……マイクロコンピユータ、２……表示／操作部
、３……ドライブ制御信号線、Ｑ１……トランジ
スタ、Ｖ１……蛍光表示管、Ｒ０，Ｒ１……抵抗
。

Claims (1)

  1. 【実用新案登録請求の範囲】 トランジスタと、蛍光表示管とからなり、前記
    トランジスタをエミツタフオロア構成で蛍光表示
    管のグリツドに接続し、ベースにドライブ信号を
    、エミツタには抵抗を介して消去電圧を加えてな
    る蛍光表示管ドライブ回路において、 前記トランジスタのベースとエミツタ間に抵抗
    を接続することで、前記蛍光表示管ドライブ回路
    への制御信号線を１本の接続線で構成したことを
    特徴とする蛍光表示管ドライブ回路。
JP1990083107U 1990-08-07 1990-08-07 蛍光表示管ドライブ回路 Expired - Fee Related JP2548181Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1990083107U JP2548181Y2 (ja) 1990-08-07 1990-08-07 蛍光表示管ドライブ回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1990083107U JP2548181Y2 (ja) 1990-08-07 1990-08-07 蛍光表示管ドライブ回路

Publications (2)

Publication Number Publication Date
JPH0442692U true JPH0442692U (ja) 1992-04-10
JP2548181Y2 JP2548181Y2 (ja) 1997-09-17

Family

ID=31630500

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1990083107U Expired - Fee Related JP2548181Y2 (ja) 1990-08-07 1990-08-07 蛍光表示管ドライブ回路

Country Status (1)

Country Link
JP (1) JP2548181Y2 (ja)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5599573U (ja) * 1978-12-29 1980-07-10

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5599573U (ja) * 1978-12-29 1980-07-10

Also Published As

Publication number Publication date
JP2548181Y2 (ja) 1997-09-17

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Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees