You fooled me there, Bill. To me, the EIA is the Energy Information
Administration, an agency of the Department of Commerce.

> -----Original Message-----
> From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED]]On
> Behalf Of Bill Potts
> Sent: 2000 November 5 Sunday 14:37
> To: U.S. Metric Association
> Subject: [USMA:9004] EIA-310
>
>
> Does anyone have a copy of the EIA-310 document? (For the uninitiated, EIA
> is the Electronic Industries Alliance, formerly the Electronic Industries
> Association.)
>
> EIA-310 carries the title," RACKS, PANELS AND ASSOCIATED EQUIPMENT."
>
> According to a summary of this document in the EIA 1991 Catalog, it
> incorporates metric measurements. However, every manufacturer of
> rack-mountable equipment in this country specifies that their products fit
> 19" standard racks (or other less common sizes). The standard
> they refer to
> is allegedly a RETMA one. However, RETMA became EIA 43 years ago, so I
> always take a RETMA standard rack reference as an EIA-310
> reference. (RETMA
> stands for Radio Electronics Television Manufacturers Association.)
>
> If anyone has a copy, could you please say whether it specifies 19" or 480
> mm.
>
> Also, a vertical module in a rack may be specified as being 1-3/4" deep.
> Again, is this really 1.75" or is it 44 mm (or 45 mm)?
>
> Bill Potts, CMS
> San Jose, CA
> http://metric1.org [SI Navigator]
>
>

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