[Asterisk-Users] OLD PA system.
Thomas Kenyon
digium at sanguinarius.co.uk
Mon Jun 12 08:09:36 MST 2006
Bob Chiodini wrote:
> Thomas Kenyon wrote:
>> Mostly it uses the wrong impedance, and I know I can probably get an
>> impedance matching transformer, but I'm not allowed to spend any money
>> that I don't need to.
>> (Otherwise I'd have replaced the amp in the first place with one that
>> didn't fall from the arc).
>>
>>
> Won't you still need to maintain the loop current to make the PAP2 look
> like the port is off-hook? (FXS BTW)
>
Err, yeah, the PAP2 only has FXS ports.
> I would think the impedance matching xformer falls int the "need to"
> category.
>
It would do, if they were different impedances.
This isn't a normal audio amp, it expects to be plugged into an
extension port of an analogue phone system (which sees it as permanently
off-hook).
I'm not there to test any of this, but I did plug it into an FXS port of
the AG-468 that's there to see if it sounded okay, and the whole place
rumbled with the configured dialtone :-)
So hopefully the same will apply with a PAP2.
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