3. APS-3 Device & Specifications
3.1. Internal UHF Radio
The APS-3 may be equipped with either an Arwest or a SATEL internal radio.
If the APS-3 is equipped with a SATEL radio, there is a sticker in the left battery
compartment indicating this
Figure 7: SATEL sticker
Specification
Operating Frequency: 406 MHz to 470 MHz
Occupied Bandwidth: 6.25kHz, 12.5kHz or 25kHz
Gain: 145-146dBm
How do I configure my UHF
Radio?
Configuration is done via data collector software
or dedicated tools located in the UHFRadio
folder on the USB stick
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.