[Amps] Metric system

[Bob Nielsen]

On Fri, Aug 05, 2005 at 02:38:53PM -0400, David C. Hallam wrote:
> I don't think there was ever any mandatory requirement that the change be
> affected.  Probably US industry and business made a informal or maybe in
> some cases a formal analysis and decided it just wasn't worth it.
> 

I recall back in the late 1970s Hughes Aircraft bid on some military 
programs which required all drawings to be metric.  The government later 
dropped that requirement.

> I distinctly remember the CA highway signs sporting Miles and Kms when I
> lived in San Jose in the late eighties, local radio and TV stations also
> gave temperatures in both Fahrenheit and Celcius. Visiting CA 10 years later
> on business trips, there no Metric signs anywhere to be seen!
> Apparently this is one example of inertia winning out over plain common
> sense - and law!

Interstate 19 between Tucson and Nogales, AZ is signed only in 
kilometers, but the milepost signs on the side of the highway are in 
miles.

73, Bob N7XY