[amsat-bb] Re: Using LVB tracker with Yaesu G-450A & G-500A rotators??

i8cvs domenico.i8cvs at tin.it
Sat Jun 4 18:01:34 PDT 2011

Hi Ian, K8MM

In a separate email I have sent to you my schematic diagrams and
my modifications to add relays into the G-400 and G-500 rotators
as well how to pick up the ground for the position pots.

It works very well for me.

Have fun

73" de

i8CVS Domenico

----- Original Message -----
From: "Ian - K8MM" <ihk8mm at charter.net>
To: <amsat-bb at amsat.org>
Sent: Saturday, June 04, 2011 11:05 PM
Subject: [amsat-bb] Using LVB tracker with Yaesu G-450A & G-500A rotators??

> Hello everyone
> Is anyone using a LVB tracker interface with a Yaesu G-450A Az and
> G-500A elev rotators? I know I have to pick up 12V somewhere in one of
> the control boxes to run the LVB interface. I know that I have to
> install some relays between the LVB interface and the control boxes that
> will do the heavy current switching for the motors. My question is how
> did you pick up the ground for the position pots when there are two
> different control boxes. I wondering if there could be a problem tying
> the position pot reference grounds in both boxes together?
> I haven't really been on the birds much after I went to FP back in 2005
> and activated GN17. I had to disassemble the station to take it there
> and then we moved 5 months later, since then my satellite station has
> been mothballed.
> 73,
> Ian - K8MM
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