2009年1月12日

TRIO グリッドディップメーター DM-6

1970年頃にTRIOブランドで販売されていた、GRID DIP METER、DM-6です。
DM6_Front.jpg
バンドごとのコイルが付属しています。
また、水晶振動子(FT-243)を挿して、発振させることもできます。

こちらは内部の様子。
DM6_Inside.jpg
右上にアルミの円筒形のデバイスがありますが、これが心臓の真空管、6CW6です。
この真空管は、ニュービスタ管と呼ばれ、出始めの頃のトランジスタと、高周波性能で競っていました。
6CW4.jpg

マニュアルと回路図です。
DM6_Manual.jpg

DM6_SCH.jpg

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