[sdiy] Free stuff - ideas? Also, ringmod schematics?

[Tim Ressel]

Uum lada lada,

Also check out the schematic for my tube ring mod:
http://home.comcast.net/~t.ressel/TUBERINGMOD.pdf
Mouser part numbers are shown for the transformers.

--TimR


--- Eric Honour <autophage at gmail.com> wrote:

> While driving back tonight I came across a computer
> (133 mhz), a dual
> cassette deck, and a pair of computer speakers (in
> that order, spread
> throughout a neighborhood).  Since they were all
> free I have no
> worries of screwing any of them up, but I can't
> right now think of
> anything fun to do with them... any ideas?
> 
> Also, a friend of mine works in a junkyard and said
> he could get me
> car audio equipment cheap or free.  If he isn't a
> complete flake
> (which he often is) I may get some speakers, but
> would it be possible
> to use the car amp as the basis for a line-level
> amp?  Some car amps
> are really high powered for the price I'd be paying
> (fifty watts x 4
> channels for less than ten dollars)... so if it
> works out, I could
> save much money on amps.
> 
> One last question.  I know it's possible to make a
> passive ringmod out
> of 2 transformers and a few diodes, but I can't for
> the life of me
> remember how.  Anyone have a link to schematics?  I
> had one bookmarked
> before my computer crashed, but it's gone now...
> 
> Thanks as always -
>    -eric (who lurked under a different address until
> recently)
> 
> 


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