[time-nuts] What does AMU mean?

Steve steve65 at suddenlink.net
Sat Apr 21 22:48:04 EDT 2007


Thanks Tom.

Found some references and have enough to go on for the moment  :)

Steve K8JQ

Tom Van Baak wrote:
>> The display window of the Thunderbolt monitor software, Tboltmon.exe, 
>> has a section labeled "Signal Levels."
>> There are two column in that section.
>>
>> The left column is "SV," which I understand to be an abbreviation for 
>> "Space Vehicle."
>>
>> The other column is labeled "AMU." What does AMU mean?
>>
>> Thanks.
>>
>> Steve K8JQ
>>     
>
> AMU is Amplitude Measurement Unit; I think it's specific to
> Trimble. I don't know the context or the conversion between
> AMU and other units like dB/vHz or SNR or C/N.
>
> Google for words like AMU Amplitude Measurement GPS SNR
> and you'll get the idea. A couple references give formulas or
> conversion tables. For example, see near page A-68 in one
> of the Acutime2000.PDF files.
>
> /tvb
>
>
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