[volt-nuts] Keithley 2001 Multimeter Fault
scrimgap at blueyonder.co.uk
Fri Mar 5 00:14:04 UTC 2010
Ah, right: IP = Intellectual Property. I guess they might just be worried
about people stealing their design too, plus, if they can get customers to
accept not having schematics for whatever reason, they get a monopoly on
Seems like I'm going to have to resort to reverse engineering - hope the pcb
doesn't have more than 2 layers!
----- Original Message -----
From: "Chuck Harris" <cfharris at erols.com>
To: "Discussion of precise voltage measurement" <volt-nuts at febo.com>
Sent: Thursday, March 04, 2010 9:01 PM
Subject: Re: [volt-nuts] Keithley 2001 Multimeter Fault
> Because of the extreme number of patents, and the broad way
> in which they are written, the probability is very high that
> any electronic device made is infringing on at least one patent.
> If companies behave as good corporate citizens, and put out
> their schematics, source code, and other documentation, they
> are essentially begging to be sued for patent infringement.
> If they keep the schematics and other documentation as a
> closely held secret, it makes it much harder, and in some cases
> illegal, to find out if they have infringed your patents.
> Innovation through litigation!
> -Chuck Harris
> Alan Scrimgeour wrote:
>> I'm trying to repair a 7 1/2 digit Keithley Multimeter but can't get the
>> circuit diagram. Keithley say they don't
>> release schematics any more due to IP issues, whatever they are?
>> Can anyone help?
>> Alan _______________________________________________ volt-nuts mailing
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