[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 and antenna.gra files.  The ESURVEY E300PRO receiver entry was previously added, but we updated the description to match the company data sheet.


| 30 SEP 2026  Added ESURVEY E300PRO, ESVE300PRO, HGGOYH7156                   |


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