[IGS-Equipment-Files] rcvr_ant.tab and antenna.gra file updates

[David Maggert]

Dear Colleagues,

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

11 AUG 2022  Added GINTEC G20M, GINTEC G30, GING20M, GING30


The following items have been added to the antenna.gra file.

11 AUG 2022  Added GING20M, GING30


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


Best Regards,
David Maggert
Network Coordinator
IGS Central Bureau