Re: [PSES] Manufacturer's Stated Accuracy (MSA)

2015-01-24 Thread Richard Nute
Hi Doug: Percent means “percent of some value.” It’s a multiplication of the percent number times the reference or specified value divided by 100. So, a spec might say “within 1% of 55. This would be 1 times 55 divided by 100, which is 0.55. The result is 54.45 to 55.55.

Re: [PSES] Manufacturer's Stated Accuracy (MSA)

2015-01-13 Thread Doug Powell
asurement standards) which I >> also assumed was the equivalent of +/- 1/2 of the value. >> >> >> >> -Dave >> >> >> >> *From:* Doug Powell [mailto:doug...@gmail.com] >> *Sent:* Tuesday, January 13, 2015 12:31 AM >> *To:* EMC-PSTC@LISTSER

Re: [PSES] Manufacturer's Stated Accuracy (MSA)

2015-01-13 Thread Scott Aldous
Dave > > > > *From:* Doug Powell [mailto:doug...@gmail.com] > *Sent:* Tuesday, January 13, 2015 12:31 AM > *To:* EMC-PSTC@LISTSERV.IEEE.ORG > *Subject:* [PSES] Manufacturer's Stated Accuracy (MSA) > > > > ‎In my reading of private and government web sites plus a

Re: [PSES] Manufacturer's Stated Accuracy (MSA)

2015-01-12 Thread Nyffenegger, Dave
AM To: EMC-PSTC@LISTSERV.IEEE.ORG Subject: [PSES] Manufacturer's Stated Accuracy (MSA) ‎In my reading of private and government web sites plus a few test standards, "manufacturer's stated accuracy" is a commonly used term and in every case I could find, it seems +/- some perc

[PSES] Manufacturer's Stated Accuracy (MSA)

2015-01-12 Thread Doug Powell
‎In my reading of private and government web sites plus a few test standards, "manufacturer's stated accuracy" is a commonly used term and in every case I could find, it seems +/- some percentage is the normal way of stating accuracy. However, I also find in IEEE 1547.x the "+/-" is omitted.  So i