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Recent content by SCHUE
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Rule of Thumb
Many thanks for your reply, the mic's I have belong to my Father and I believe now from what you say it was a crude way of checking the calibration your self and then zeroing, before QA QC got so hot,all his mic cases contain an old penny and I was just trying to remember the procedure Cheers...- SCHUE
- Post #3
- Forum: Mechanical engineering general discussion
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Rule of Thumb
Back in the day I know there is a rule of thumb for setting a micrometer with an old copper Penney does anyone know the reasoning and procedure please- SCHUE
- Thread
- Replies: 14
- Forum: Mechanical engineering general discussion
