[evlatests] [Vlite-external] Antenna ea1=V5 problems

Bryan Butler bbutler at nrao.edu
Thu Aug 28 11:40:12 EDT 2014


LED lights emit no RFI by themselves.  it's all in how they are powered. 
  i'm assuming they will be operated off of DC, which means no RFI.

	-bryan


Ken Sowinski wrote, On 8/28/14 9:35 :
> On Thu, 28 Aug 2014, Bryan Butler wrote:
>
>>
>> i think this is a great idea.
>
> Of course, we will check the RFI properties of LED lighting?
>
> Ken
>
>
>> Bob Broilo wrote, On 8/28/14 9:22 :
>>>  On Wed, 27 Aug 2014, Doug Scott wrote:
>>> >  The Utility rack doors can be difficult to close. Failing to secure
>>> >  the door latches can lead to a door popping open and affecting all
>>> the
>>> >  electronic modules within that rack.
>>>
>>>  We are considering several solutions for the lighting problems near
>>>  rack.  One of these is an LED fixture internal to the rack with a
>>>  door-mounted switch to control the operation of the light.  It should
>>>  be easy to connect this switch to a monitor point that would alert
>>>  operations if the door failed to close properly.  In addition to
>>>  cooling, it seems that RFI is a large concern as well.  If this sounds
>>>  like a good idea, we can weight the selection of this lighting
>>>  solution a bit more.  It is a bit preliminary at this point as we have
>>>  not yet received a test fixture and cannot evaluate it's usefulness.
>>>  So mainly I am just soliciting opinions on this "kill two birds with
>>>  one stone".
>>>
>>>  Bob.
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