[IGS-Equipment-Files] rcvr_ant.tab update

[David Maggert]

Dear Colleagues,

The following items have been added to the rcvr_ant.tab file.

13 APR 2022  Added SEPT ASTERX-M3, abbreviation RBT
     

https://files.igs.org/pub/station/general/rcvr_ant.tab


Best Regards,
David Maggert
Network Coordinator
IGS Central Bureau