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Adrian Caspersz Adrian Caspersz is offline
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Default Convert a 45 RPM record to Metric

On 31/08/17 20:55, Mark Storkamp wrote:
In article ,
Taxed and Spent wrote:

I think they would be 4.5 drpm.


The French for a time tried decimal time where there were 10 hours in a
day and 100 minutes in an hour. So in decimal minutes, or dm, it would be
64.8 rpdm or 6.48 drpdm.


https://en.wikipedia.org/wiki/Swatch_Internet_Time

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Adrian C