[time-nuts] Thunderbolt SV and AMU Signal levels

David Ackrill dave.g0dja at tiscali.co.uk
Tue Jul 22 19:42:46 EDT 2008

Chris Kuethe wrote:
>> What do the values under SV and AMU mean?
> SV = space vehicle. mostly irrelevant, unless you care about the
> serial number of the bit of metal up there. Usually people mean to say
> PRN, or Pseudo-Random Noise code number - one of the 32 codes
> transmitted by the satellite.
> AMU is Amplitude Measurement Unit. Trimble's signal strength measurement.

Thanks Chris, I'll watch that value instead.

>> I'm sure it all means that they are to the north, south, east or west of
>> here and to do with signal strength to my location or how good, or bad,
>> the lock to the satellites is..  But, nothing that I can remember, to be
>> honest...
> You're thinking of azimuth and elevation.

You are probably correct, some other software probably did that for me. 
  Not that it helped me much, to be honest.

Dave (G0DJA)

More information about the time-nuts mailing list