AE EP#20 Industrial Controller Teardown & Homebrew Scope Ideas

Hi, I just started a dream project: Building an oscilloscope from scratch. Originally I wanted to use a russian 13LO37I but it turend out to be too bulky so I went and scored a waaay smaller 3KP1 / DG 7-113 from ebay.
I’ll put up a high res Photo of the tubes weiring system at my website.

One of the first portable TV-sets:

The DG 7-113 / 3KP1’s wiring system:

The russians 13LO37I / 13ЛО4И:

I found the first plans at Jogis Röhrenbude:

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