Re: PA circuit

["Rocky" <gafa@xxxxxxx>]

"JoeRaisin"  wrote in message news:m55mnl$1l8$1@xxxxxxxxxxxxxxxxxxxx

On 11/26/2014 10:34 AM, Rocky wrote:
> Joe,   are the outputs from the amps  for  ohm  loads (4,6,16, etc...)
> or is it using line level  (25 volt, 70 volt)
> If line level,  make sure all the speaker tap transformers are set
> fairly close to the same level  ( .5 watt, 1.5 watt, etc...)
> If they are using ohm load,  then the wires that attach to the amp  must
> match the acceptable range on the amp  (4 ohms, 8 ohms 16 ohms...)
> (If not,  like Able1  said  they most likely let the smoke out....)
> However  some expensive amps have auto disconnects,  if that's the case
> correct the load problem,  and it should work..
> this link  is for a bogen general classic amp.  you might be able to
> figure out what you need to do from it..
>
> http://www.bogen.com/products/pdfs/mixerampspdfs/C35m.pdf
>
> Pa's  are not that big a deal   but like everything else  they take a
> little getting use too..
>
> RTS
>
>
>
>
> "ABLE1"  wrote in message news:Loldw.786793$FX2.613942@xxxxxxxxxxx
>
>
> "JoeRaisin" <joeraisin2001@xxxxxxxxx> wrote in message
> news:m54m2a$vc5$1@xxxxxxxxxxxxxxxxxxxx
>> PA systems mystify me.  Prolly 'cause I've only touched a handful
>> throughout the course of my life.
>>
>> Got one... Ethernet module talks to the amp.  The amp feeds the speakers.
>>
>> They expanded the shop and we added another amp and speaker.
>>
>> With our amp unplugged the system works.
>>
>> I Plug the 600ohm out from the existing amp to Line2 of our new amp
>> and the pa still works.
>>
>> I plug the output from our amp into the speaker.
>>
>> The pa system does not work.
>>
>> Speaker circuit is 17ohms (this is how little I know about his shit-
>> don't even know if that's a good reading from a speaker or not - lol).
>>
>> It did work initially, then stopped - during and/or after (reports are
>> it may have been during one of the last adjustments- no one is sure)
>> some settings on the speaker were adjusted for louder volume.
>>
>> I think it's our amp.
>>
>> Others think it's the existing amp.
>>
>> Any insight?
>
> Running for the door might be a wise
> decision...........................................
>
> Got no clue but from what you describe the new thingie may have let out
> the
> invisible smoke.
>
>
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LOL

That part's easier when you 'want' to...

BTW - does anyone have a copy of the Hex Data table for ADT Focus panel?


link to an ADT Focus panel user/programing booklet
http://www.adt.com/wps/wcm/connect/e475b6004fa09794a073f0c42acc82f5/ADT+Focus+200+user+guide.pdf?MOD=AJPERES
We've taken several out of service over the years, sorry we didn't keep any
of the data sheets..

RTS


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