[sdiy] Tube ring mod working is

Tim Ressel madhun2001 at yahoo.com
Sat Jun 14 20:01:01 CEST 2003


Yo,

Yep. Mouser # 42TL218.  10K:10K bridging 75mW. I
picked those because the lead spacing was 0.1". Mouser
has some 200mW 10K:10K that might work better, and
some 10K:2K 400mW that might be useable if it turns
out the larger wattage is needed.

--Tim

--- "R. Drake" <rdrake at data2action.com> wrote:
> tim,
> 
> do you have a source/part# for the tranformers you
> used?
> 
> lbd
> 
> on 6/13/03 8:27 PM, Tim Ressel at
> madhun2001 at yahoo.com wrote:
> 
> > Oy,
> > 
> > To celibrate friday the 13th, I have a working
> proto
> > of a tube ring modulator. It uses two transformers
> and
> > two 6AL5s, along with some opamps.
> > 
> > Check it out:
> > http://home.attbi.com/~t.ressel/TUBERINGMOD.pdf
> > 
> > mp3s to follow.
> > 
> > Strange thing, with 1N914 diodes the thing didn't
> work
> > all that well. Clipped alot. But the 6AL5s made it
> > work very nice.
> > 
> > --Tim
> > 
> > __________________________________
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