Hallo all,
XLGTa - Antenna Gain/Temperature and Other 3D Metrics
An Excel (XL) workbook to calculate antenna gain/temperature ratio (G/Ta), average gain, directivity, and other metrics by using 3D pattern data from EZNEC, AutoEZ, 4nec2, A.M., or MMANA-GAL.
The initial public release of the XLGTa tool is now available (29 March, 2019). It can be downloaded using the links near the bottom the web page:
https://ac6la.com/xlgta.html
Vladimir, UR5EAZ.