Re: Can a TI-86 do this?

To: CALC-TI@LISTS.PPP.TI.COM
Subject: Re: Can a TI-86 do this?
From: Wick <CandSXX@SWBELL.NET>
Date: Sun, 15 Mar 1998 17:00:58 -0600
Organization: Southwestern Bell Internet Services, Richardson, TX
References: <350c246e.2286687@typhoon.texas.net>
Reply-To: Wick <CandSXX@SWBELL.NET>
Xref: paladin.american.edu bit.listserv.calc-ti:21640

I am not formiliar with the first equation you asked about but have found
that in design of a 555 circuit the solver works wonders.


>2) Calculating the values of two resistors and a capcitor needed to
>set the frequency of a 555 IC.
>I would need to enter a look-up table of the common values of
>resistors and capacitors.  Those values would then be fed into the
>equation f=1.44/(Ra+Rb)C.  A table or graph should be produced in
>which a frequency could be looked up and the values need for that
>frequency would be displayed.  The following tabel would be an
>example, but with over one hundred possibilities:
>Freq Ra Rb C
>x x x x
>x x x x
>x x x x
>x x x x
>x x x x
>
>Any advice would be appreciated
>Thanks,
>Dean,
>(remove "removethisfirst" from Email address to reply)

Follow-Ups:

Re: Can a TI-86 do this?

From: Dean <removethisfirst-dino@TEXAS.NET>

References:

Can a TI-86 do this?

From: Dean <removethisfirst-dino@TEXAS.NET>