[BC] The real answer for EAS
Chuck Lakaytis
chuck at akpb.org
Fri Oct 9 11:23:43 CDT 2009
In our rural areas there are two main sources of EAS. One is our Alaska
Rural Communications Service (ARCS). This is a system of 228 low power
television transmitters serving villages. The other is the NWS. NWS
has proven very reliable. And we watch our ARCS service like a hawk to
make sure it works. This includes having volunteers in the villages
watch the monthly tests and call us if anything is amiss.
I think that all the rural public safety offices that have access to NWS
radio have a simple receiver at the dispatch position, set to alarm
mode. Simple, but effective.
And as a last ditch measure during a real emergency some of the state
trooper posts use the telephone book. Not taking a chance that either
ARCS or NWS has worked, they actually will try and call Adak, for
example, and start going through the telephone book for the community.
Warren Shulz wrote:
> RDS requires a stable backbone for distribution. FM Alerts sells that
> as a new alert and warning product. But when you look behind the
> curtain it is not survivable or very robust.
>
> Actually the best and paid for product is NOAA weather radio. With some
> improvements it could be the nation's alert channel. Already in place
> it has some 1,000 transmitters. If NWS moved to linking via satellite
> and harden the transmitter locations weather radio would be the wireless
> solution for alerts and warnings. Best part it is already paid for and
> for the most part in place and linked to every broadcaster
> radio/TV/Cable system. It gets rid of the daisy chain and has been
> extensively tested 1,000's of times. Even consumers can buy into the
> channel at any Wal*Mart store. DHS sent 180,000 NOAA radios to every
> K-12 school in CONUS. Maybe they figured it out already!
>
> After DTV transition TV is a dead end for follow up alerts. Once the
> power goes down its going to be difficult to power up your 600-watt 50
> inch plasma TV. Haven't seen much in portable DTV. Just a simple area
> blackout knocks down the DSL internet service.
>
> Warren Shulz
> IL SECC
>
>
>
> -----Original Message-----
> From: broadcast-bounces at radiolists.net
> [mailto:broadcast-bounces at radiolists.net] On Behalf Of Barry Mishkind
> Sent: Friday, October 09, 2009 10:46 AM
> To: Broadcasters' Mailing List
> Subject: [BC] The real answer for EAS
>
>
> I don't remember exactly when it was available,
> but the solution for this has been around for
> over 20 years in Europe. When there is a
> local emergency, the local signal will capture
> every radio for the announcement and then
> return it to the program it was listening to.
>
> Can you image how many of the problems
> that exist in the current EAS system would
> go away (INCLUDING testing) if one simple
> change were made? Proven technology.
>
> It's called RDS.
>
> At 05:36 AM 10/9/2009, Mike McCarthy wrote:
>
>> While I agree that stations {{{should}}} relay call to action messages
>> (Tornado, Flash FLood, and Tsumami, Evacuation), there is a point of
>> diminishing returns and/or excessive congestion. Our stations only
>>
> relay
>
>> TOR and FFR for the county in which the CoL is located and select
>>
> adjacent
>
>> counties. But for the really wide coverage stations, it doesn't make
>>
> sense
>
>> except for their home county and may first adjacent counties.
>>
>
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>
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>
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--
Chuck Lakaytis
Director of Engineering
Alaska Public Broadcasting, Inc.
135 Cordova Street
Anchorage, Ak 99501
office 907-277-6300
fax 907-277-6350
cell 907-301-4339
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