Setting an rtk base, Engl ish – Spectra Precision ProMark Field Software User Manual

Page 57

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Engl

ish

51

Setting an RTK Base

Device used to send out corrections:

• If you are using a cellular modem, make sure you have

purchased and inserted the SIM card that will allow the
modem to fulfill this task.

• If you are using an external radio transmitter, connect the

radio to the receiver through a POGO cable (this accessory
is available from Spectra Precision):

For most models of supported radios, the POGO cable

that should be used is the one with bare wires on radio

side (unterminated POGO cable P/N 111659), which

means you have to add a connector that is suitable for

your radio model. The POGO cable pinout is provided

in the left-hand column. An external DC source is

recommended to power the radio transmitter. Some

radio models can be configured directly from within

ProMark Field

.

If you are using a Satel Easy radio, Spectra Precision
recommends the use of the Y-shaped POGO cable kit
P/N 90247 allowing you to connect the radio directly
to the GNSS receiver and to power both the GNSS
receiver (through pin +DC IN) and the radio from a
single, external DC source (Reminder: This setup does
NOT allow the receiver’s internal battery to be
charged). The Satel radio should be configured
separately (this cannot be done from within ProMark
Field).

Step-by-step procedure:
• Set up the base at its planned location. Measure the

antenna height according to the slant measurement
method, using the HI tape provided:

Insert the end of the tape into one of the three height
marks located at the edge of the antenna radome (as
shown).

Unfold the tap until you place the tip located at the
other end of the tape on the reference point.

Read the graduation directly on the tape: This is the
slant antenna height.

*: DC power input
(12-28 V DC/2 A external battery)

**: DC power output to UHF radio
(12 V DC/0.5 A)

GND, 0.5 A

+DC IN*

+DC OUT**

GND, 2 A

UHF_RX

UHF_CTS

UHF_TX

Black

White

Yellow

Green

Blue

Red

Black

Orange

UHF_RTS

POGO

Connector

POGO Cable

P/N 111659

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