[TowerTalk] Control circuit for LM470 NEVER MIND, I FOUND ONE

K8RI K8RI-on-TowerTalk at tm.net
Thu Aug 1 20:52:07 EDT 2013


On 8/1/2013 8:50 PM, K8RI wrote:
> I recently purchased an LM470 from an estate sale without the controls.
>   It has the limit switches and winch.  I think he had removed them for
> work, improvements, or who knows what.  He was quite a tinkerer, but
> unfortunately the original was no where to be found.  I'm going to build
> a new control circuit, placed inside a NEMA 4 enclosure.
>
> The circuit for a motor and limit switches is pretty straight forward,
> but I'd like to keep it close to oeiginal.  I can build the whole thing
> for jess than a hundred, or about $400 using industrial switches and
> lights.
>
> Any one have a copy of the schematic? I didn't find one in the manual,
> but could have missed it *(IF)* it is there,
>
> 73
>
> Roger (K8RI)
>
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