Subject: Re: what is 100R mean in a schematics?
Date: Sun, 22 Dec 2002 23:43:54 -0000
References: <email@example.com> <firstname.lastname@example.org>
NNTP-Posting-Date: 22 Dec 2002 23:42:37 GMT
X-Newsreader: Microsoft Outlook Express 6.00.2720.3000
Spehro Pefhany wrote:
> On 22 Dec 2002 21:07:33 GMT, the renowned email@example.com
> (Richard Steven Walz) wrote:
>> In article ,
>> Watson A.Name wrote:
>>> j.b. miller wrote:
>>>> One hundred Ohms.
>>>> the R represents the Decimal Point which may NOT show up the
>>>> schematic due to printing problems !
>>> Er, you wanna try that again? Duh.
>> When printers were more finicky, (still), and most people made GIFs
>> of old schematics of old crapped-up printed paper schematics scanned
>> in, (still), the decimal points would print poorly or resolution not
>> capture them, then decimal points might get lost, so we started
>> using the label AS the decimal, especially the UK and Europeans did
>> this, (still). -Steve
> Ah, so it's really driven by the inferior quality of European printing
> and cruddy recycled paper. ;-)
Actually, it was poor Xerox copies that caused the problems...we're
talking 1975 here. Who had scanners and computers?
...Many of the 1975 BSI recommendations - particularly those relating to
the use of new digital circuit symbols - were pretty stupid, and were
rejected by most of the electronics industry, but those relating to an
international system of electronic componentvalue notation were
excellent, and were soon adopted by most of the world's industrial
nations, with the notable exception of the USA...
From Electronic Circuit Symbols & Notations:
You people still using long tons, short tons, US gallons,