User manual

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2. APS-3 Overview

2.1. APS-3 Key Features

The APS-3 is an all-in-one, cable free solution for your Surveying needs. It’s a

simple and easy to use GNSS surveying product, which provides the following features:

 136 Channel AsteRx2e GNSS receiver, with L1/L2/L2C GPS, GLONASS and SBAS.

 Bluetooth®

 Internal GSM or CDMA Modem to communicate with RTK Networks

 Internal digital UHF Radio to receive/transmit RTK corrections

 Two (2) Lithium-Ion Batteries for up to 10 hours of use

 Easy-access removable SIM card for cellular service (SIM card not Included)

 Easy-access removable 2GB SD Card for internal data logging.

2.1.1. Navigation Accuracy

Navigation Performance

Horizontal (m)

Vertical (m)

Standalone (Autonomous)

1.3

1.9

SBAS (WAAS, EGNOS, MSAS)

0.6

0.8

DGPS (RTCM1,3 / 9,3)

0.5

0.9

RTK

0.01 + 1 ppm

0.02 + 1 ppm

Table 1: Navigation Accuracy

2.1.2. APS-3 Ease of Use

GNSS Antenna

LED Status Indicators

Power Button

Release Button for Battery

Compartment

Battery A Compartment

Battery B Compartment

Figure 1: APS-3, Front View