Manual

Before You Leave the Office
• Make sure your software is registered. Go to Register
Modules from the Job menu to make sure that the Basic
GPS module is registered.
• If you are doing GPS work on a job with existing
coordinates, make sure the control coordinate locations
are in a file on the data collector.
• If you are using a geoid model make sure your geoid sub
grid file (*.ggf) is in the geodata directory of the hand
held.
• If you are using the NAD27 datum in the USA, or some
other datum that requires a datum shift grid file (*.dgf),
make sure the appropriate datum grid file is in the
geodata directory on the hand held device.
Note: You can use Foresight DXM or Spectra Precision
Survey Office to create and transfer geoid and datum grid
files.
• Make sure you have all of your GPS equipment. The
following is a check list for a base/rover radio RTK.
o EPOCH25 base receiver with EPOCH L1/L2 antenna
and antenna cable
o Serial cable or Bluetooth dongle for the base receiver
o External Pac Crest transmitting radio and antenna
with antenna cable
o Cable to connect the transmitting radio to the base
receiver
o External battery for base and base radio, fully
charged
o Tripod and tribrach for base receiver, and some
mount or mast for the radio antenna at the base
o EPOCH25 rover receiver, with internal battery fully
charged, and cell phone if you are using an internet
GPS service
o Serial cable or Bluetooth dongle for rover receiver
o Rover pole with data collector bracket and bipod legs
o Data collector