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Re: BestPair III now does 0.1%, 1% and 5%

 Subject: Re: BestPair III now does 0.1%, 1% and 5% Rodger Rosenbaum Wed, 03 May 2006 19:25:21 -0700 sci.electronics.basics, sci.electronics.components, sci.electronics.design
 ```On Wed, 3 May 2006 22:41:27 +0200, "Ban" wrote: >Tim wrote: >> Hi, >> BestPair Voltage Divider Resistor Pair Picker now calculates results >> for >> 0.1%, 1% and 5% (E192, E96, and >> E24) resistor value sets. >> >> There are 480,000 different combinations of standard 1% resistor >> values. If you need 2.75 volts from a >> 5.00 volt reference, which of those 480,000 pairs will give you the >> closest result? >> >> For this example there are 9 resistor pairs that will get you to >> within >> 0.5%, but one resistor pair will >> get you within 0.15%. Only 1 out of 480,000 combinations is the very >> best pair!! >> >> The Best Pair III resistor calculator program will calculate and >> display the twenty one best voltage >> divider resistor pairs, as well as the error voltages, percent error, >> "Perfect R2" and "R Thevenin" >> values. Results can be scaled to any decade of course. >> >> If you are interested you can get it with instant download delivery >> here --> >> > >I would use an 18k and a 22k and get 0% deviation >or maybe a 2.2k and a 3.3k and get also 0% should be 2.7k >or a 8.2k and a 10k and get 0.1% >all much better than your 480000 combinations. >And there are 98 combinations already in the E96 series , that give you >better than 0.5% >How is that possible? >Seem to be utter crap. Hint: I use a program called Rescad by Terry Harris >1996 ```
 Current Thread Re: BestPair III now does 0.1%, 1% and 5%, (continued) Re: BestPair III now does 0.1%, 1% and 5%, Ban Re: BestPair III now does 0.1%, 1% and 5%, Mike Monett Re: BestPair III now does 0.1%, 1% and 5%, nospam Re: BestPair III now does 0.1%, 1% and 5%, Mike Monett Re: BestPair III now does 0.1%, 1% and 5%, Joel Kolstad Re: BestPair III now does 0.1%, 1% and 5%, Tim Shoppa Re: BestPair III now does 0.1%, 1% and 5%, nospam Re: BestPair III now does 0.1%, 1% and 5%, Jasen Betts Re: BestPair III now does 0.1%, 1% and 5%, Rodger Rosenbaum Re: BestPair III now does 0.1%, 1% and 5%, Rodger Rosenbaum <= Re: BestPair III now does 0.1%, 1% and 5%, Tim