JPH0429227U - - Google Patents

Info

Publication number
JPH0429227U
JPH0429227U JP1990069138U JP6913890U JPH0429227U JP H0429227 U JPH0429227 U JP H0429227U JP 1990069138 U JP1990069138 U JP 1990069138U JP 6913890 U JP6913890 U JP 6913890U JP H0429227 U JPH0429227 U JP H0429227U
Authority
JP
Japan
Prior art keywords
input signal
temperature
signal level
attenuator circuit
diagram
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
JP1990069138U
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 JP1990069138U priority Critical patent/JPH0429227U/ja
Publication of JPH0429227U publication Critical patent/JPH0429227U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Attenuators (AREA)
  • Details Of Television Systems (AREA)

Description

【図面の簡単な説明】
第1図は本考案の一実施例の回路図、第2図は
U/Cコンバータのブロツク図、第3図はU/C
コンバータの電力利得特性図、第4図は従来及び
本考案の調整範囲を説明するための図、第5図乃
至第8図は本考案の他の実施例の回路図、第9図
は従来の一例の回路図、第10図は従来の増幅回
路を用いたU/Cコンバータの電力利得特性図で
ある。 8……第2の中間周波増幅回路、8b……増幅
回路、RTH……サーミスタ、RTH′……正特
性抵抗素子。

Claims (1)

  1. 【実用新案登録請求の範囲】 入力信号レベルを減衰させ出力するアツテネー
    タ回路において、 温度に応じてその抵抗値が変化する抵抗素子を
    接続し、前記入力信号レベルの減衰量を温度に応
    じて可変できる構成としてなるアツテネータ回路
JP1990069138U 1990-06-29 1990-06-29 Pending JPH0429227U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1990069138U JPH0429227U (ja) 1990-06-29 1990-06-29

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1990069138U JPH0429227U (ja) 1990-06-29 1990-06-29

Publications (1)

Publication Number Publication Date
JPH0429227U true JPH0429227U (ja) 1992-03-09

Family

ID=31604181

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1990069138U Pending JPH0429227U (ja) 1990-06-29 1990-06-29

Country Status (1)

Country Link
JP (1) JPH0429227U (ja)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0714604U (ja) * 1993-08-06 1995-03-10 横浜電子精工株式会社 チップ型温度可変固定減衰器
JP2005277521A (ja) * 2004-03-23 2005-10-06 Maspro Denkoh Corp Catv光伝送装置
JP2011055181A (ja) * 2009-09-01 2011-03-17 New Japan Radio Co Ltd 温度可変減衰器

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0714604U (ja) * 1993-08-06 1995-03-10 横浜電子精工株式会社 チップ型温度可変固定減衰器
JP2005277521A (ja) * 2004-03-23 2005-10-06 Maspro Denkoh Corp Catv光伝送装置
JP2011055181A (ja) * 2009-09-01 2011-03-17 New Japan Radio Co Ltd 温度可変減衰器

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