Re: TI-H: ti speed
[Prev][Next][Index][Thread]
Travis Crawford wrote:
>
> I turboed my TI 85 last night, and I didn't do anything fancy. I
> couldn't unsotter the c9, so I smashed it with a pair of pliers. It does
> a great job. It actully turbo's the calculator only about 2.5 times
> rather then 3.5 as it says.
>
> John Z Doe wrote:
> >
> > Hello
> > I am e-mailing about TI acceleration. CAN SOMEONE PLEASE HELP ME OUT.
> > 1) I found two different places that say that (C9) or the original
> > capacitor is 22pF and 33pF what is the true value ?
> > 2) This diagram is either wrong or I am misunderstanding it. Can you
> > explain please.
> > (DIAGRAM 1)
> > ===========
> > | |
> > 0-- |
> > \ | |
> > \ 1pF 0
> > \ |
> > 0-- <--- Location, where the old C9 used to be
> > |
> > ====--C9--0
> > (22pF)
> > First it's supposed to be a slide switch which are usually 2 position
> > switches like this
> > (DIAGRAM 2)
> > _|_ _|_ <---- slider (only has two positions)
> > _ _ _ _ _ _
> > | | | | | |
> > | | | | | | <---- 3 connectors
> >
> > On slide switches the slider connects left and middle or right and middle
> > connectors as in the (diagram 2) above. So how does the (diagram 1) work.
> > I think the schematic should follow the (diagram 3) on the bottom. can
> > you please verify that.
> > (DIAGRAM 3)
> > _|_ <---- slider (only has two positions)
> > _ _ _
> > | | |
> > | | | <---- 3 connectors
> > | | |
> > -|-|--------(original capacitor (?pF))---------|
> > | | |
> > |-|--------------------------------| |
> > | | |
> > |-------------(new capacitor (1pF))--------0
> > | |
> > |
> > |-<>
> > |
> > <----- where the original
> > |-------------------<>
> > capacitor was
>
> --
> Travis Crawford
> ge643@cleveland.freenet.edu
> http://www.geocities.com/TimesSquare/1219
hmmmmm..... it should be 3.5 if you took the c9 out.
not 2.5
it should run at 17 mhz.
References: