OT: Help! Keyboard Problems
skinny bastard
skin_job at hotmail.com
Thu Sep 28 05:58:54 CEST 2000
i'm_typing_this_with_no_spaces_because_my_gateway_keyboard_got_spilled_on._i_called_their_customer_service,_and_they_want_to_charge_50.00_for_a_new_one._I've_had_this_problem_before,_and_fixed_it_by_cleaning_the_contacts._This_time_they_look_oxidized._What_should_I_use_to_clean_them?_They're_just_contact_traces_on_clear_plastic_film.
Help!!_I_can't_write_a_'c'_'s'_or_a_space_without_copying_and_pasting!!
James
wrote:
>
> > >Toby Paddock wrote:
> >
> > > In cleaning up the garage (the... horror), I ran across some old
> > > transistors.
> > > I got them in the late 60's I think from someone who got them from
> > > someone who got them from someplace.
> > > Anyway, here is a picture if anyone is interested:
> > >
> > > http://www.seanet.com/~tpaddock/images/old_trans_m.jpg 80K
> > > http://www.seanet.com/~tpaddock/images/old_trans_l.jpg 267K
> > >
> > > I'm guessing mostly germanium by the age and a quick
> > > ohmmeter check. Some may be newer parts, there is some
> > > obviously newer stuff in the same box.
> > >
> > > Also, I noticed that the leads of most of them are ferrous.
> > > They stick to my tweezers that somehow got magnetized.
> > >
> > > What would a distortion box using selenium rectifiers sound like?
> > > I think there may be some of those still hiding around here. :)
> > >
> > > - -- - Toby Paddock<
> >
> > Hi Toby:
> >
> > The two rectangular black transistors with the clear plastic base in
>the
> > upper right corner of the photo appear to be the Raytheon CK722. That
>was
> > the first transistor intended for the hobbyist market, and was popular
>in
> > the early '50s. A detailed history of this device is available at:
> >
> > http://www.geocities.com/ResearchTriangle/Campus/4724/index.html
> >
> > BTW, I sold a CK722 on Ebay for $40.00 last year, a good example of a
> > "collectible" type item.
> >
> > Terry Michaels
>
> Please tell me that you are lying. Tell me that is a big fib! :-)
>
> I was given a transistor radio back in the late 60's that was made
>sometime in the 50's. It was about the size of a lunchbox. It was
>constructed like a tube radio, point to point wiring, the transistors were
>in
>sockets. Some of them were Ck722's. I remember that because it was the
>first
>time I had ever seen a real one. There were a couple of other types in
>there
>as well. I threw the radio away! One of the few times I threw a piece of
>junk away. I kind of wonder if the thing would have actually been worth
>anything these days.
>
>--
> -Jim
>------------------------------------------------
>* Visit:http://www.silcom.com/~patchell/
>*-----------------------------------------------
>*If you didn't buy a home in Santa Barbara,
>* You didn't pay enough!
>------------------------------------------------
>
>
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