[ARC5] Cost of sets - 1950 and 2010

[WA5CAB at cs.com]

Those I can sort by just looking at them.  But it's hard to tell the 
difference, for example, between 2.5mm and 2.6mm.

In a message dated 9/24/2010 10:37:29 AM Central Daylight Time, 
jmfranke at cox.net writes: 
> Yes, but we have the same problem:
> 6-32 6-40
> 1/4-20 1/4-28
> 8-32 8-40
> etc.
> 
> John  WA4WDL
> 
> --------------------------------------------------
> From: <WA5CAB at cs.com>
> Sent: Friday, September 24, 2010 11:00 AM
> To: <arc5 at mailman.qth.net>
> Subject: Re: [ARC5] Cost of sets - 1950 and 2010
> 
> >Yes.  There are several different systems of diameter versus pitch.  For
> >example, at least two different ones used for mounting hard drives and CD 
> 
> >or
> >DVD drives.
> >
> >In a message dated 9/24/2010 6:54:30 AM Central Daylight Time,
> >vk2bcu at operamail.com writes:
> >>>"As far as I can tell, there are STILL no universally standardized
> >>metric threads and diameters."
> >>
> >>You aren't serious?

Robert & Susan Downs - Houston
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