[EAS] RWT trigger detection

[Marcos O'Rourke]

There's no internal mechanism to activate a relay based on DTMF.

The way we are doing it with our stations is that our automation system sends out a relay closure that is scheduled by traffic so all our stations do an RWT at the same time.

--
Marcos O'Rourke, CBRE, CBNT
Engineering
K-Wave_Radio_Network

Chair
Orange_County_EAS_LECC

On Thu, Jul 5, 2012 at 4:53 PM, Mike McCarthy <towers at mre.com> wrote:
>I don't think I made my question very clear.  I know the Sage can take a
>remote closure. We're doing that now, but manually.  My question is the
>viability to have the box itself decode a two-tone or DTMF string (as an
>exmaple) and react accordingly so we can 1)Traffic/automate the RWT
>completely and include remote locations in a unified hands-off fully
>automated RWT.  This way we can traffic RWT's when our TOC is not manned
>over night and one some weekends/holidays. And 2) Run a unified RMT relay
>at a time of our choosing for the area.

>I know I can do this with external DTMF boxes closing the logic input(s).
>But it begs the question about whether it can be done internally with
>nothing more than an audio jumper to say input #6 and some firmware code
>saving us $xxx per DTMF decoder. Much the same as they do with weather on
>input #3 detecting the 1050 tone and the others detecting the old EBS
>tones.

>MM

>> I'm sorry, let me rephrase... You can send a contact closure, and the Sage
>> box will send an RWT. For example, if you are delivering via satellite,
>> you can wire a relay out of your receiver to the specified relay input on
>> the Sage and it'll send an RWT.
>>
>> --
>> Marcos O'Rourke, CBRE, CBNT
>> Engineering
>> K-Wave_Radio_Network
>>
>> Chair
>> Orange_County_EAS_LECC
>>

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