[time-nuts] AMU vs dBc

Tom Van Baak tvb at LeapSecond.com
Mon Nov 23 22:05:24 UTC 2009


> A quick play with Gnumerics gave me the formula dBc = 20*log10(AMU)+25,5
> to have the best match, and RMS error of 2,23 where as the dBc = AMU + 
> 33,9 has the RMS error of 4,34.

AMU
Arbitrary Manufacturer Units
Antenna Measurement Units
Arbitrary Mystery Units

See if these help your estimate:

http://gauss.gge.unb.ca/papers.pdf/SNR.memo.pdf
ftp://goes.gsfc.nasa.gov/pub/chesters/goesref/Moreau_GPS.pdf
http://www.wavedigm.com/pdf/UG_smartGPS.pdf

/tvb




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