[DARARepeater] Prize booth sign...

[Tommy Phone]

That could work! 
Part of the problem on Tuesday was that we were not using the full lime driver-receiver setup and the driver wasn't intended to drive a CMOS input on a long cable. Hopefully we will get that finished and all will be ok. 
Thanks. 

From Tom Holmes, N8ZM

> On Apr 14, 2016, at 12:56 PM, don at cbe-circus.com wrote:
> 
> Y'All,
> 
> A possible kludge to get the 4 signs to display would be to chain all 20 digits and output the number 4 times.  Not the correct solution, but an option if all else fails.
> 
> I have a conflicting meeting tonight, so I will be unable to be there tonight.
> 
> Enjoy,
> 
> Don Conover
> 
> 
> Quoting Tigerwolf <tigerwolf at tigerden.com>:
> 
>>> On Tue, 12 Apr 2016, Steve Reed wrote:
>>> 
>>> So... how did it go...
>> 
>> It went.
>> 
>> - We mounted all four fully checked out panels onto the pole, but only had
>>  one panel working due to some issues with the fan-out board (cause/fix
>>  TBD still).  The driving problem caused various digits to randomize
>>  when the display command was issued.  The fan-out board wasn't completed
>>  until Tuesday morning, so there was insufficient time (and fully awake
>>  people) to debug and fix it in time.
>> 
>> - It was found the size of the pole we had was the same as the box welded
>>  on the railing that our pole was to slide into, so it didn't fit the
>>  receptacle.  There's got to be mods made (which may involve an adapter
>>  part, or minor re-think of the design to allow possible alternate (and
>>  perhaps) more flexible mounting.
>> 
>> - Although we had no particular problem raising/lowering the pole, it's
>>  obviously very top heavy, so elevating it is a little tricky.  We'd tied
>>  on some guy-ropes but you really can't space them out evenly, and
>>  provided those lifting it are careful, are likely unnecessary.  If the
>>  mounting design is altered, need to aim and position the pole into the
>>  square receptacle box on the rail may be eliminated which would mitigate
>>  some risk to having it topple while being lifted.
>> 
>> - The working panel was very visible from far end of arena.  We'd pulled
>>  off the blue protective sheets on all the digits on that one as well.
>>  It's nice and bright with good off-axis visibility.
>> 
>> - The mounting pole, the area rails it mounts to, and the receptacle box
>>  are all square.  This means that one panel faced directly toward the far
>>  end of the arena, and the 90-degree side panels faced the sides of the
>>  arena.  So the panels aren't really aimed optimally, though the side
>>  panels should be visible well enough to cover the flanking areas on
>>  either side.
>> 
>> - It was commented that a slightly wider digit spacing may help
>>  readability, and that may be easily possible since there's now spacer
>>  blocks at each end.  Sliding the digits to the full width of the frames
>>  with thicker spacers may be possible.  All the internal wiring easily
>>  has enough slack and wouldn't require any change.
>> 
>> - A number of folks came to look, but the main officers didn't bother, and
>>  we were unable to contact them by text/phone.  This was highly annoying,
>>  since they were the ones we put on the show for.
>> 
>> So in all, a successful session, and no real show-stoppers were found with the basic design.
>> 
>>> anybody got pics??
>> 
>> I saw some folks with cameras, so I'd expect those to pop up soon.
>> 
>> -- 
>> =^_^=  Tigerwolf
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> 
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