[hpsdr] stuff or kit? [OT] Noise Reduction

KD5NWA kd5nwa at cox.net
Fri Jun 9 18:40:12 PDT 2006


$485 for a volume control knob, and it's supposed to make your stereo
sound better. Really? Some people have way too much money and others are
more than willing to help them get rid of it.

On Fri, 2006-06-09 at 20:49 -0400, Mike Naruta wrote:
> ***** High Performance Software Defined Radio Discussion List *****
> 
> Yes, and we should ban the Bakelite knob:
> 
> < 
> http://www.referenceaudiomods.com/Merchant2/merchant.mvc?Screen=PROD&Product_Code=NOB_C37_C 
>  >
> 
> I think I can still hear some dissonance from
> the bronze insert.  Maybe they can make one
> from solid beech wood with a wooden set screw.
> 
> 
> 8)
> 
> 
> 
> Lawrence Stoskopf wrote:
> > ***** High Performance Software Defined Radio Discussion List *****
> > 
> > Certainly seems easier for some FAB house to drop some rolls of parts tapes 
> > in a machine than have TAPR guys sitting doing 200 times BOM time at least 
> > seven boards.  Kitting onesies of these small parts can't be fun or cost 
> > effective. 
> > 
> > On a lighter side, considering noise:  Just got a catalog from a local 
> > outfit that ships quality Hi-Fi stuff, including a $10,000 turntable for 45 
> > RPM records, etc. 
> > 
> > "The Gryphon Exorcist, Dispels magnetic buildup in sensitive audio circuits.
> > ....When an audio signal passes through a magnetic field, it is prone to 
> > magnetically induced distortion (MID) that manifests itself as a 
> > 'whiteness', a lack of inter-transient silence and reduced sound-stage 
> > depth.  Regular use guards against the gradual degreadation and insures the 
> > highest level of musical performance by dispelling magnetic buildup." 
> > 
> > At $230, do we need to consider these? 
> > 
> > Keep up the good work.  A small box of parts awaiting ATLAS. 
> > 
> > N0UU
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-- 

Cecil
KD5NWA
www.qrpradio.com


 1149903612.0


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