Here is a summary of Topcon GPS receivers and Internal Radios
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Everything listed in Quotes below is the SurvCE "Device Name"
Legacy = N/A – External radio only
Odyssey = N/A – External radio only
GB Series = N/A – External radio only
HiPer GD = Pacific Crest PDL / or upgraded to "Internal Digital UHF"
HiPer GGD = Pacific Crest PDL / or upgraded to "Internal Digital UHF"
HiPer+ = Pacific Crest PDL / or upgraded to "Internal Digital UHF"
HiPer Lite = FH915 "Internal Spread Spectrum" / or upgraded to "Internal FH915+"
HiPer Lite + = "Internal FH915+" (older models may have an FH915 radio)
HiPer Pro = Satel 3AS UHF
HiPer XT = Topcon’s "Internal UHF" -or- Topcon’s UHF w/ GSM
HiPer Ga = Digital UHF
HiPer Gb = Digital UHF
GR-3 = 1 of the 7 choices listed below:
FH915+
FH915+ w/ GSM
Digital UHF
Digital UHF w/ US GSM
Digital UHF w/ European GSM
Digital UHF w/ CDMA (Verizon)
Digital UHF w/ CDMA (Sprint)
!!!PLEASE NOTE!!!
1) Some of the HiPer XT receivers have been upgraded with the new digital UHF modem that is used in the HiPer Ga and Gb
receivers
2) Some Topcon Hiper Lite + receivers may have the original older "FH915" radio
jg