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Re: Saving the Garage Door Opener?
Tesla List wrote:
>
> Original Poster: Gary Lau 13-Oct-1998 2156 <lau-at-hdecad.ENET.dec-dot-com>
>
> >Original Poster: "Coiler" <mycroft-at-access1-dot-net>
> >
> >I'm trying to find a way to move back into the garage. But there is this
> >pesky little door opener in the way. And my wife has been fairly
> >understanding of my purchasing of all the hardware for the coil, but
> >draws the line at my removing the door opener. Since my door and
> >operating hardware are all metal, I thought I might be able to protect
> >the system in this manner, someone please tell me if I am all wet.
> >
> >1) Attach runners to my RF ground.
> >2) Build a 'faraday cage' of aluminum mesh around door opener unit
> > itself, with a door for the antenna to hang down for normal operation,
> > to be lifted up inside the cage during coil runs. Attach this cage to
> > RF ground.
> >3) Yank the plug during the runs
> >4) Ground the door via clamp.
> >
> >Do I stand a chance? I already know that running the coil in the next
> >bay over (I have a 3-car) confuses the obstruction sensor to the point
> >where it shuts down, requiring me to unplug the door opener to reset.
> >Thanks
> >Michael Baumann
> >Coiler, Homebrewer, Nerd. mycroft-at-access1-dot-net
>
> I believe the most important thing is disconnecting all wires which enter
> or exit the opener enclosure. This means unplugging the power cord and
> coiling it up as closely as possible to the box (assuming it's out of
> strike range) AND disconnecting the control wires to the sensors and
> switch. I even stuff the little bit of antenna wire hanging out back
> into the box. Any wires which stick out of the box will capacitively
> couple to your TC, even one bay over. It's a pain to do and undo all
> this each time I run my toy, but I do enjoy my garage-coiling priv's,
> which would likely expire if I took out the opener! I also unplug my TV
> cable, computer and all peripherals and disconnect the modem connections.
>
> Regards, Gary Lau
> Waltham, MA USA
Some garage door openers are house in a plastic box. If yours is like
this, you should put a mesh box around it.
--
Jeff Larson jflarson-at-starnetinc-dot-com