Dave explains what causes CRT vignetting problems and how to fix it.
A follow up to the HP 35660A Dynamic Signal Analyser video here:
• EEVblog #523 - REPAIR:...
Whiteboard explanation of how a Cathode Ray Tube works, and how it can cause interference to sensitive measurements and the shielding required in a precision instrument like the HP DSA.
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20 сен 2013