Presentation | 1995/9/22 The Failure analysis and the maintenance of reliability for solid-state amplifiers Zin Otsuki, Hiroki Nakamura, Kenji Ueoka, Hisao Kakinuma, |
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Abstract(in Japanese) | (See Japanese page) |
Abstract(in English) | NHK(Japan Broadcasting Corp.) renewed TV transmitters of Tokyo Shiba transmitting station in 1984. Since solder defectiveness of power FET's were discovered in a few years, we have repaired the solder of all power FET's. However, damages by heat were also found in the solder of power amplifiers, we have investigated the condition and the cause of these deterioration on all Tr PAs. This papers discribes the result of investigation on the TrPA's deterioration and the improvement of the heat-sink for the Tr PAs |
Keyword(in Japanese) | (See Japanese page) |
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Paper # | R95-8 |
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Committee | R |
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Conference Date | 1995/9/22(1days) |
Place (in Japanese) | (See Japanese page) |
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Paper Information | |
Registration To | Reliability(R) |
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Language | JPN |
Title (in Japanese) | (See Japanese page) |
Sub Title (in Japanese) | (See Japanese page) |
Title (in English) | The Failure analysis and the maintenance of reliability for solid-state amplifiers |
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1st Author's Name | Zin Otsuki |
1st Author's Affiliation | Engineering Adaministration Department Central Television Transimtting Station NHK Japan Broadcasting Corporation() |
2nd Author's Name | Hiroki Nakamura |
2nd Author's Affiliation | Engineering Adaministration Department Central Television Transimtting Station NHK Japan Broadcasting Corporation |
3rd Author's Name | Kenji Ueoka |
3rd Author's Affiliation | Engineering Adaministration Department Central Television Transimtting Station NHK Japan Broadcasting Corporation |
4th Author's Name | Hisao Kakinuma |
4th Author's Affiliation | Engineering Adaministration Department Central Television Transimtting Station NHK Japan Broadcasting Corporation |
Date | 1995/9/22 |
Paper # | R95-8 |
Volume (vol) | vol.95 |
Number (no) | 257 |
Page | pp.pp.- |
#Pages | 5 |
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