ARF53 User GuideRef. 08-07-V6-lmn p 9100 ΩRtSW1.2BAB’ / ZA’ / YRTB / RX-A / RX+Z / TX-Y / TX+RTMODEMNetwork termination 485RS485 NetworkE ASY C HECKSerial link activity will make the green LED flashing, whatever the selecteddata rate is right or wrong.Radio communicationThis modem has 50 channels over the 902-928 MHz Band used through FHSStransmission. Hopping is possible over the whole range but also selectableover up or down sub-bands. These modes can be selected using ATcommands.Wide Band transmission:• 3 modes, FHSS over 25 or 50 channels• 57,6 kbit/s radio rate• channel spacing: 500 kHz• Sensitivity : - 108 dBm• Adjacent channel rejection: see chapter. Erreur ! Source durenvoi introuvable.Narrow Band transmission:• 3 modes, FHSS over 25 or 50 channels• 10 kbit/s radio rate• channel spacing: 500 kHz• Sensitivity : - 112 dBm• Adjacent channel rejection: see chapter. Erreur ! Source durenvoi introuvable.This module is designed to operate according to FCC Part 15.247.