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Video Blog 132 - 3458A 8.5digit DMM Non-Volatile RAM Replacement

DISCLAIMER: This video is educational only, so if you decide to do the same yourself then you are on your own, I can't be held responsible for any problems/issues/damage/injury that may occur if you decide to follow this blog and try it yourself.

VIDEO BLOG

The battery backed Dallas RAM IC's in my 3458A are 10 years old (per the date stamp on the IC's), it's time to replace them.

My 3458A Ram replacement info (pdf):
⚡️ 3458A_Dallas_Fram.pdf

My adaptor Gerbers (zips):
⚡️ FM1608-3458A-AdaptorV1.0_GERBERS.zip
⚡️ FM16W08-3458A-Adaptor-to-AdaptorV1.0_GERBERS.zip
⚡️ FM16W08-3458A-AdaptorV1.0_GERBERS.zip

My adaptor Schematics (pdf):
⚡️ FM1608-3458A-AdaptorV1.0_SCHEMATIC.pdf
⚡️ FM16W08-3458A-Adaptor-to-AdaptorV1.0_SCHEMATIC.pdf
⚡️ FM16W08-3458A-AdaptorV1.0_SCHEMATIC.pdf

WinGPIB:
⚡️ EEVblog Forum /3458a-logging-via-windows-app-revisited/


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