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Posted by gary on April 4, 2008, 7:10 pm
> gary wrote:
> > The telephone circuit in my home has two phone jacks:
>
> > Jack #1 serves a Panasonic KX-TG5210 5.8 GHz Cordless Phone and a hard-
> > wire AT&T Trimline phone.
>
> > Jack #2 serves a hard-wired AT&T Trimline phone.
>
> > When an incoming call arrives:
>
> > only one phone rings
> > or only two phones ring.
> > or the loudness of the ringing varies from phone to phone.
>
> > How do I get all phones to ring and to ring loudly?
>
> Look at the bottom of each device for the REN, add all the
> rens for line 1 and for line 2.
> The phone office has a max REN load of 5.0, other sources
> may lower, 3.0 or even 1.0 .
>
> If you exceed the max allowed, some or all devices won't
> ring or work. Disconnect a few to get under the max limit,
> generally turning the ringer "off" does not change the load.
>
> 1 Ringer Equivalent Number is the equivalent load of the
> standard single line 1960's desk telephone (model 500 or 2500).
>
> -- larry/dallas
Line 1 (Jack #1):
Panasonic Cordless Phone: .1B
AT&T Trimline phone: .4A and .7B HAC
Line 2 (Jack #2):
AT&T Trimline phone: .4A and .7B HAC
(Both Trimline phones are about 8 years old; the Panasonic Cordless is
about 3 years old).
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