AETHERPHON, global theremin family

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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