[Amps] article in Nature, modified Aurora via HF

[Bill Fuqua]

At 11:16 AM 4/18/2005 -0700, R. Measures wrote:

>On Apr 18, 2005, at 8:19 AM, Bill Fuqua wrote:
>
>>       I think the real issue is being missed there. The real test of 
>> non-linearity is the production of harmonic and intermodulation 
>> distortion. This means allows measurements of nonlinearity as small as a 
>> very small fraction of a percent. Even to a part per  million with very 
>> specialized equipment.
>>       If  there were nonlinear propagation the RF spectra would be unusable.
>
>Would CW telegraphy signals be unreadable or simply vanish?


Lots and lots of QRM

73
Bill wa4lav