AETHERPHON, global theremin family

Where did you get the neat spectrum analyzer program??

Philip

>
> Great job Philip.  The background oscillation is between 8khz and 
9khz.
>  See spectrum here:
> http://home.comcast.net/~pinballic/Keppinger_first_sounds_copy.jpg
> 
> Adding the pocket knife to increase antenna mass is what Lev did in
> T.E.O., so you are in good company.
> 
> Nice to hear your voice, also.
> 
> bret
> --- kmg5443 <kmg5443@...> wrote:
> 
> > Here is the "test bench voice" of the Keppinger theremin. My 
> > undeducated, no musical training opinion is that is sounds nice. 
Now,
> > 
> > don't start critiquing the "musical" selection. The sucker is 
here on
> > 
> > my workbench, all laid out, naked and bare to the world, wires 
> > dangling out everywhere, wrench attached to a temporary 
coathanger 
> > antenna, pocketknife laying on top of the makeshift expression 
loop, 
> > and lacking even a cabinet to clothe it in yet. I'm trying my 
best 
> > not to knock the two big coils over that are sitting on top of 
the 
> > bench.
> > 
> > You can hear high frequency harmonics in the background, I am 
pretty 
> > positive from the volume oscillator. Its almost a 2 Mb file, so 
be 
> > warned before you click on it.  There may be some flutter 
modulation 
> > to the thing...there is a ceiling fan going in the radio shack 
here 
> > to keep my dainty self from sweating. Us spoiled deskbound 
engineers 
> > aren't allowed to do that too often, or we melt.
> > 
> > There is obviously more work to do. Some of you may have been 
curious
> > 
> > how it sounds. I vented to Uncle Howie in a separate email off 
list. 
> > He told me he was expecting it from me, as these things would try 
the
> > 
> > patience of Job.
> > 
> > The file is located at
> > 
> > http://home.comcast.net/~ka4koe/keppinger5-08-22-2007.mp3
> > 
> > Philip Neidlinger
> > 
> > 
> > 
> 
> 
>        
> 
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