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$GPMSS
This message transfers information about radio beacon signal-to-noise ratio, signal strength, frequency,
etc. Following is an example.
$GPMSS,55,27,318.0,100,1,*57
The $GPMSS message format is shown below.
Field
Message ID
Signal Strength
Signal-to-Noise Ratio
Beacon Frequency
Beacon Bit Rate
Channel Number
(1)
Checksum
<CR> <LF>
Fields marked in italic red apply only to NMEA version 2.3 (and later) in this NMEA message description.
(1)
Example
Unit
$GPMSS
55
dB
27
318.0
kHz
100
1
*57
Notes
MSS protocol header.
SS of tracked frequency.
dB
Currently tracked frequency.
Bits per second.
The channel of the beacon being used if a
multi-channel beacon receiver is used.
Message terminator.
18
SNR of tracked frequency.
T-368 User's Guide v1.0
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