[amsat-bb] Yaesu rotator connections

John john at amber.org.uk
Fri Mar 23 08:21:31 UTC 2018


Rolf,

Most interface units should be able to connect to two controllers if
necessary, so for PC controlled tracking it's just a case of making up the
right wiring harness and using both controllers.

Alternatively you need to look for a Yaesu or Kenpro G400/500/600/KR600
motor unit.

As an aside, you might wish to be careful when shopping around for motor
units - I believe the later Kenpro controllers, and, as far as I know, all
the Yaesu G5500 controllers, stopped including the motor starting
capacitors. This was because the later models had electronic limit switches
inside the motors, and so the capacitors needed to be inside the motor units
too. You should be safe with any of the Yaesu motors, but I believe you'll
need to look for a Kenpro KR600B rather than a KR600A or KR600 without a
sub-designation. I went through a similar process when I got my KR-5600B
controller and it was lacking starting capacitors - it was expecting them to
be in the motors too - and in the end I bought a pair of capacitors from
Amazon that met the right specs, rather than hunting for motor units which
included the limit switches and capacitor block inside them.

For your existing situation, if your G1000 already has the interface port on
the back of the controller then it likely has a board inside. If it doesn't,
I would thoroughly recommend looking at the options that ERC make - they
have boards to go inside controllers as well as the outboard serial/usb
interface boxes. http://www.easy-rotor-control.com is where they are
listed/sold, their kits are excellent quality and very robust!

73, and a firm left handshake,
John (XLX)

-----Original Message-----
From: AMSAT-BB <amsat-bb-bounces at amsat.org> On Behalf Of Rolf Krogstad
Sent: 23 March 2018 01:31
To: Andrew Glasbrenner <glasbrenner at mindspring.com>
Cc: <AMSAT-BB at amsat.org> <amsat-bb at amsat.org>
Subject: Re: [amsat-bb] Yaesu rotator connections

That would be the problem!
Thanks.



On Thu, Mar 22, 2018, 6:48 PM Andrew Glasbrenner
<glasbrenner at mindspring.com>
wrote:

> The G1000 is a DC rotor, and the 5500 is AC. I think you need another
plan.
>
> 73, Drew KO4MA
>
> -----Original Message-----
> From: AMSAT-BB [mailto:amsat-bb-bounces at amsat.org] On Behalf Of Rolf 
> Krogstad
> Sent: Thursday, March 22, 2018 7:37 PM
> To: <AMSAT-BB at amsat.org> <amsat-bb at amsat.org>
> Subject: [amsat-bb] Yaesu rotator connections
>
> I have a Yaesu G-1000-DXA rotator and controller for azimuth.
> After I got into working satellites I purchased a used Yaesu G-5500 
> elevation rotator and the dual Az/El controller.  (Thanks AA5PK it has 
> been working great!)
>
> I would like to hook the G-1000-DXA cable to the G-5500 controller but 
> can't figure out how the pins correspond.  Both are 6 wire cables.  I 
> found a better schematic for the G-5500 on the Yaesu site than was in 
> my manual - it appears pins 4-5-6 have to do with power for the 
> G-5500.
>
> On the G-1000-DXA pins 4-5 are power, so in a wild guess I tried 
> hooking 1-1, 2-2, 3-3, 4-4, 5-5, 6-6, but nothing happens.
>
> Does anyone know how I need to hook this up?
>
> Thanks
>
> Rolf   NR0T
> in EN34
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_______________________________________________
Sent via AMSAT-BB at amsat.org. AMSAT-NA makes this open forum available to all
interested persons worldwide without requiring membership. Opinions
expressed are solely those of the author, and do not reflect the official
views of AMSAT-NA.
Not an AMSAT-NA member? Join now to support the amateur satellite program!
Subscription settings: http://www.amsat.org/mailman/listinfo/amsat-bb



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