[Moon] [Moon-Net] What rotator accuracy is required.

Serge Szpilfogel ve1kg at eastlink.ca
Mon Dec 31 02:51:24 CET 2018


Ross if it is for 144mhz & taking into account the number of antennas you
have I would not worry about
Great accuracy. Here I have 4X17 & I can put up with 4 to 6 degrees off. The
more antennas you have the greatest accuracy is required of course. I have a
Spid rotor with the same problem. What I do is calibrate the rotor before
going on the moon. Now if it is a dish then I have no idea.
Good luck & happy new year
Serge VE1KG

-----Original Message-----
From: Moon-net [mailto:moon-net-bounces at mailman.pe1itr.com] On Behalf Of
Ross Biggar via Moon-net
Sent: December 30, 2018 20:54
To: moon-net at mailman.pe1itr.com
Subject: [Moon-Net] What rotator accuracy is required.

Hi I have a question regarding what pointing accuracy is required for EME?
I have a Big Spid RAS with 0.5 degree accuracy and a Spid RAS HR with .1
degree.
However I am not really happy with the Spid HR as it loses it calibration
very frequently.
So I am looking to replace it with another Big Spd RAS, so is 0.5 accuracy
sufficient  or should I use an HR model.

Comments please.

Best wishes to all lunatics for 2019
Ross
ZL1WN



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