[TowerTalk] Yaesu G-8000 DXA controller with G-450 rotor

[Herbert Schoenbohm]

Thanks Joe for this valuable information.  I know now Ii have two 
G-800DXA control boxes to try and sell on e Bay.  Normally hams want 
just the rotor unit, however.

Herb, KV4FZ


On 11/21/2016 3:18 PM, Joe Subich, W4TV wrote:
>
> That is known as a capacitor start - capacitor run motor.  The
> capacitor provides a phase shift between the two windings to
> control the director the motor runs.  Hy-Gain (CDE) rotators also
> use capacitor start - capacitor run motors.  Nothing "strange"
> about them at all; the technique is rather common in fractional
> horsepower reverseable motors.
>
> 73,
>
>    ... Joe, W4TV
>
> On 11/21/2016 12:36 PM, Herbert Schoenbohm wrote:
>> It seems to be from the G-450 schematic that the rotor motor has two
>> winding one for one direction and other direction and the other for the
>> opposite direction and uses three wires to accomplish this feat. Very
>> strange design indeed.
>>
>>
>> Herb, KV4FZ
>>
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