« Posts tagged sylvania

vintage tube & parts data book

2012/07/18 / posted in amp, data / No Comments

1950~60年代に発売された真空管データブックやパーツデータブック。特性データやピン接続、他社互換球の情報などが掲載されていました。特にヨーロッパの本はデザインが秀逸。

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