• WARNING: Tube/Valve amplifiers use potentially LETHAL HIGH VOLTAGES.
    Building, troubleshooting and testing of these amplifiers should only be
    performed by someone who is thoroughly familiar with
    the safety precautions around high voltages.

Gold mine of DI¥ audio tubes schematics from Japan

Maybe I'm just dumb, but the link takes me to the Wayback Machine page but I'm not sure how to get to the articles. I click on the years on the left side of the page. A message comes up that they are available on the web. Can someone smarter than I lead the rest of us, me most likely, through this maze?

Thanks, Steve
 
A message comes up that they are available on the web
Then follow the link above (https://drive.google.com/file/d/......) to get to that article.

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Many articles are restricted now though due to copyright issues (there's a message on the homepage).