Hi Mickle,
That is good to know, I know it is a positive tempco I have, I will just have to try a stable resistor and see what it gives me, but there is more checking to do first. Regards, M K > Date: Sun, 20 Jan 2013 17:02:04 +0400 > From: [email protected] > To: [email protected] > Subject: Re: [volt-nuts] 7081 resistance accuracy issue > > Hi, M K! > It is almost impossible to check any of the Ohms range performance via TESTK > mode. While in this mode a constant current is applied to the ADC with a low > input resistance equal to 160 kOhm (R201). R201 paired with R202 is a Vishay > VHA51x custom metalfoil resistors set. It have a very low TCR tracking error > (needed for ADC slope stability), but a large absolute TCR value, up to 5 > ppm/C. > > Regards, > Mickle T. > > > _______________________________________________ > volt-nuts mailing list -- [email protected] > To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/volt-nuts > and follow the instructions there. _______________________________________________ volt-nuts mailing list -- [email protected] To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/volt-nuts and follow the instructions there.
