[VoIP] WE 2500 question

[Steph Kerman]

Does the phone have a modular plug?

Do you have a modular "T" for connecting 2 phones to the same jack?

Steph

Jayson Smith wrote:
> Hi,
> Unfortunately, being blind, I'm not in a good position to measure those
> voltages. I just tried several phone cords, including the one shipped with
> the phone, on my unused BPA-410. None worked. I like the phone, it's exactly
> what I wanted, I just wish it'd work on my IAXy!
> Jayson.
>
> ----- Original Message ----- 
> From: "Martin Harriss" <martin at Princeton.EDU>
> To: "Jayson Smith" <ratguy at bellsouth.net>; "Voice Over IP Tandem for Analog
> Switches" <voip at ckts.info>
> Sent: Wednesday, March 14, 2007 3:05 PM
> Subject: Re: [VoIP] WE 2500 question
>
>
>   
>> Jayson Smith wrote:
>>     
>>> Hello,
>>> So is this saying, I'd need to somehow get a phone cord with some wires
>>> reversed?  I'll try the phone cord that came with the thing. For those
>>> curious people among you, here's a recording of what I'm getting.
>>> http://www.bluegrasspals.com/2500.wav
>>> Jayson.
>>>       
>> Jayson,
>>
>> Are you in a position to measure the off-hook and on-hook voltage for
>> this phone/ATA combination?  (Or have someone else do it for you?)  It
>> would also be interesting to measure the off-hook voltage both with and
>> without one of the dial keys pressed.  I wonder if the ATA is putting
>> out enough voltage (especially when the phone is off-hook) to run the
>> dial pad.
>>
>> I seem to recall that when you pressed a key on those old dial pads the
>> switch contacts somehow generated an electronic "kick" (for want of a
>> better word) to start the oscillator, which then kept going of its own
>> accord.  I wonder if what you are hearing is this "kick" starting the
>> oscillator for a few cycles, but then the line voltage is not sufficient
>> to keep the oscillator running.
>>
>> Martin
>>
>>     
>
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