2. APS-3(G) Overview 
 
2.1. APS-3 Product Family Overview 
 
 
 
2.2. APS-3(G) 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 Septentrio AsteRx2e GNSS receiver,  
with L1/L2/L2C GPS, GLONASS and SBAS. 
136 Channel Septentrio AsteRx3 GNSS receiver, 
withGPS, GLONASS, GALILEO, & BeiDou 
136 Channel Septentrio AsteRx2eL receiver, 
with GPS + GLONASS + SBAS + L-Band 
 
  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.