User manual

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3. APS-3 Device & Specifications
3.1. Internal UHF Radio
Specification
 Operating Frequency: 406 MHz to 470 MHz
 Occupied Bandwidth: 6.25kHz, 12.5kHz or 25kHz
 Gain: 145-146dBm
What you need to know
How do I configure my UHF
Radio?
Configuration is done via data collector software
(see ALTUS website for manuals, software) or
with the AWLaunch program (available on
ALTUS website)
My rover is not receiving RTK
corrections.
 Make sure that Base Station receiver is
receiving more than 5 Satellites.
 Check Rover Configuration is set to use the
same RTK message type as Base.
 Check Base Station and Rover use the same
UHF Radio Channel and settings.
3.2. GSM Modem
Specification
 Quad Band GSM/GPRS Class 10 Radio Device for true Global usage
 GSM 850/900MHz power class 4 (33dBm)
 GSM 1800/1900MHz power class 1 (30dBm)
3.2.1. Communication Protocol
 NTRIP
 TCP/IP
 UDP/IP
 Direct Dial
What you need to know
What’s my country operating frequency?
900/1800MHz within North America (USA,
Canada)
850/1900MHz International (Europe, Asia,
Latin America)
GSM Modem
Make sure that SIM Card is activated for a
data plan
Will the GSM work with any cellular
provider?
Only cellular providers with GSM/GPRS
capability
Do I need to unlock my GSM modem?
No
Unable to connect to RTK Network
Verify IP / Port / Username / Password