Build a Simple CRT Tester

Don’t have a CRT tester? Don’t really want to buy one? Just want to know if the emission of your CRT is any good or not? Then all you need to do is build this very simple emission tester. Hardly any parts involved and the ones it does need any self respecting hobbyist will have in their junk-box.

You can test emission on B&W and colour.

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