Topcon HiPer Ga, Operator'S Manual

Page: 85 / 162

Receiver Setup
P/N 7010-0816
4-5
To measure the antenna height:
1. Measure the antenna height above the control point or marker,
either the slant height or the vertical height (Figure 4-3).
Figure 4-3. Antenna Offset Measurements
• SHMM to ARP vertical offset = 30.50mm
• SHMM to ARP horizontal offset = 77.75mm
Table 4-1 gives the offset values for the receiver.
2. Record the antenna height, point name, and start time in the field
notes.
Table 4-1. HiPer Ga/Gb Antenna Offset Measurements
To L1 Phase Center To L2 Phase Center
Up 105.9mm 97.1mm
30.50mm
77.75mm
Vertical Height
to ARP
Station Marker
or
Tip of RTK Pole
Slant Height
to SHMM