[Antennas] Stacking 2m Antennas

Rob Matherly jimrob at gmail.com
Tue Apr 30 18:05:46 EDT 2019


Hi All -

Looking for info on vertically stacking horizontally polarized 2m antennas.
The research I've done indicates that the formula

57 / -3dB beam with (H/V) = stacking distance in wavelengths

Is a good starting point.  The relevant BW for my antenna, a Cushcraft
A14810-S, shows an E of 40 and H of 46. I presume the E BW is what I need,
correct? If so, that would put the stacking distance of 1.43 wavelengths.

I'm not finding much on the phasing. What would need done there?

Thanks!

-- 
Thanks,
Rob Matherly, W0JRM
SKCC 29, FPQRP 330, NAQCC 7688, FISTS 19246

"Aude, vide, tace, si vis vivere in pace."


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