Spectrum Analyzer

WB4JFI wb4jfi at knology.net
Fri Aug 29 22:43:03 CDT 2008

This analyzer looks like a very good design.  The (probably) most critical
part is the RF filter, an Aussie ham is putting together a limited run of
parts kits or assembled units.

The second issue is that the unit is designed to be controlled from a
computer via parallel port - something that is going away.  Some builders
are working on modifying the analyzer to use the David Brainerd HSUSB (FX2)
USB board as the controller.

For those working on HF, or even VHF, this analyzer is a great add to the
bench.  Another add is the N2PK network analyzer - although it also has the
parallel port controller issue.  Again, David's HSUSB baord is coming to the


> -----Original Message-----
> From: tacos-bounces+wb4jfi=amrad.org at amrad.org
> [mailto:tacos-bounces+wb4jfi=amrad.org at amrad.org]On Behalf Of
> fgentges at mindspring.com
> Sent: Friday, August 29, 2008 4:22 PM
> To: Tacos
> Subject: Spectrum Analyzer
> tacoistas,
> I saw this message about a DIY spectrum analyzer on the Softrock 40
> newsgroup.  Check out the links.  It really looks like an interesting
> project with a nice end product.
> If you have an interest in software defined radios you should subscribe
> to the Softrock40 group over at Yahoo.
> Frank K0BRA
> OT Scotty's Spectrum Analyzer SLIM boards available
> Posted by: "S. Cash Olsen" KD5SSJ at zianet.com   casholsen
> Fri Aug 29, 2008 8:23 am (PDT)
> Many of you may have been following the Scotty's Spectrum
> Analyzer. The SSA
> has had major face lift and the verification effort is complete.
> I'm glad to
> offer high quality printed circuit boards for this project.
> If you go to www.zianet.com/erg you'll run smack into it. You'll
> be glad you
> waited for these boards (14 of them), because for one thing you won't have
> to figure out how to saw them apart, they simply snap apart.
> Cash Olsen KD5SSJ
> Kits to build Scotty's Spectrum Analyzer http://www.zianet.com/erg
> Scotty's Spectrum Analyzer website http://www.scottyspectrumanalyzer.com
> Sam Wetterlin's website http://www.wetterlin.org/sam/
> Yahoo Builders Group http://groups.yahoo.com/group/spectrumanalyzer/
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