https://www.garmin.com/ro-RO/p/507720/
Garmin GMR 1224 xHD2 Open Array Radar and Pedestal
GMR 1224 xHD2 is a 12 kW high-definition radar with 4-foot open array and power to deliver range up to 72 nautical miles.
open arraygarmingmrradarpedestal
https://support.garmin.com/en-US/?faq=MU5iVKf6kT8j7xxv0akkD6
How the Pulse Expansion feature works on the xHD and xHD2 Radars | Garmin Customer Support
Garmin Support Center is where you will find answers to frequently asked questions and resources to help with all of your Garmin products.