JPS5972040U - Television broadcaster power amplifier - Google Patents

Television broadcaster power amplifier

Info

Publication number
JPS5972040U
JPS5972040U JP16577482U JP16577482U JPS5972040U JP S5972040 U JPS5972040 U JP S5972040U JP 16577482 U JP16577482 U JP 16577482U JP 16577482 U JP16577482 U JP 16577482U JP S5972040 U JPS5972040 U JP S5972040U
Authority
JP
Japan
Prior art keywords
power amplifier
blower fan
elements
energization
television broadcaster
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
JP16577482U
Other languages
Japanese (ja)
Inventor
清治 磯部
Original Assignee
株式会社東芝
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 by 株式会社東芝 filed Critical 株式会社東芝
Priority to JP16577482U priority Critical patent/JPS5972040U/en
Publication of JPS5972040U publication Critical patent/JPS5972040U/en
Pending legal-status Critical Current

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Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

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

第１図は本願を実施した中継放送機の信号流通系流図で
、第２図は本願の分解斜視図である。 ＰＡ・・・電力増幅器、１０・・・電力増幅器本体、１
１・・・冷却フィン、１２・・・通電制御体、１３・・
・サーミスタ、ＰＡ５・・・送風ファン。FIG. 1 is a signal distribution system flow diagram of a relay broadcasting machine implementing the present application, and FIG. 2 is an exploded perspective view of the present application. PA...Power amplifier, 10...Power amplifier main body, 1
DESCRIPTION OF SYMBOLS 1...Cooling fin, 12...Electricity control body, 13...
・Thermistor, PA5...Blower fan.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] パワートランジスタなどの素子を内蔵した電力増幅器本
体と、前記素子を冷却する冷却フィンと、この冷却フィ
ンと対向する位置に設けた送風ファンと、前記素子の周
囲温度を検出する感温体の作用により前記送風ファンの
駆動モータを通電制御する通電制御器とを具備し、前記
素子の周囲温度が所定温度以上に達したとき感温体の作
用により前記通電制御器を介して送風ファンの駆動モー
タを通電制御するようにしたテレビジョン放送機の電力
増幅器。The power amplifier body has built-in elements such as power transistors, cooling fins that cool the elements, a blower fan placed opposite the cooling fins, and a temperature sensing element that detects the ambient temperature of the elements. and an energization controller that controls energization of the drive motor of the blower fan, and when the ambient temperature of the element reaches a predetermined temperature or higher, the drive motor of the blower fan is energized via the energization controller by the action of the temperature sensing element. A power amplifier for television broadcasting equipment that controls energization.
JP16577482U 1982-11-02 1982-11-02 Television broadcaster power amplifier Pending JPS5972040U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16577482U JPS5972040U (en) 1982-11-02 1982-11-02 Television broadcaster power amplifier

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16577482U JPS5972040U (en) 1982-11-02 1982-11-02 Television broadcaster power amplifier

Publications (1)

Publication Number Publication Date
JPS5972040U true JPS5972040U (en) 1984-05-16

Family

ID=30363098

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16577482U Pending JPS5972040U (en) 1982-11-02 1982-11-02 Television broadcaster power amplifier

Country Status (1)

Country Link
JP (1) JPS5972040U (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5660041A (en) * 1979-10-19 1981-05-23 Fujitsu Ltd Cooling fan controlling system

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5660041A (en) * 1979-10-19 1981-05-23 Fujitsu Ltd Cooling fan controlling system

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