[DSP-10] CW transmit has a raspy sound
Lee Scott - AA1YN
aa1yn at aa1yn.com
Tue Mar 28 16:43:09 EST 2006
I have been playing around some with an HP 141T spectrum analyzer I just
purchased and have been looking at the local oscillators. While the 19MHz
osc looks fairly clean, the 124MHz osc does not. As a mater of fact, it is
pretty bad in my opinion. I don't know if anyone else has had the
opportunity to look at theirs but I've put up a web page on my web site
showing what I've found.
When taking the measurements, I've removed the coax jumpers from the
outputs of the oscillators and used a pigtail coax with an SMA connector to
get the signals to the analyzer.
The URL is http://www.aa1yn.com/dsp-10/spec_ana/ and the images are linked
to medium resolution images.
Any thoughts? Any questions? Any ideas?
Lee Scott - AA1YN http://www.aa1yn.com
Home of the VHF & Up Register http://www.aa1yn.com/vhf
Home of the VHF Talk chatroom http://vhftalk.aa1yn.com
Hooksett, NH
FN43gc52
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