Re: Feeding audio signals into phone lines

["BruceR" <razrbruce@xxxxxxxxxxxxxxx>]

Correction:
 BruceR wrote:
> I think what you need is a "Telephone patch" which can be a pro model
> like this:
> http://www.jkaudio.com/inline-patch.htm
> or a homebuilt impedance matcher to match the out put of the speen
> synth equipment to the 600 ohm phone line.  The Ramsey unit is only
> $70 but needs to be built or they will sell it assembled for $100.
>
> More sites:
> http://www.bradleybroadcast.com/2001/telephone.htm
> http://www.ramseyelectronics.com/cgi-bin/commerce.exe?preadd=action&key=PPM3C
>
> Also, check with local HAM radio operators in your area. They may have
> just what you need lying about somewhere.
>
> Bill Geluso wrote:
>> I don't know if this is the proper newsgroup in which to post this
>> question.  If it isn't, would you please advise me of a more
>> appropriate newsgroup.
>>
>> Anyway, my question is:  What is the simplest (and least expensive)
>> way to feed an audio signal into a telephone line?
>>
>> My specific application is as follows:  My speech is next to
>> impossible to understand due to cerebral palsy.  Therefore, I often
>> use a speech synthesizer to communicate with people, including
>> people over the phone.  Currently, to "speak" over the phone, I
>> depend on the microphone in a conference phone to pick-up the sound
>> waves coming from the speaker in my speech synthesizer.  While this
>> configuration works, the quality of the sound that gets transmitted
>> over the phone line is less than satisfactory.  This is why I am
>> seeking a direct way to input an audio signal into a phone line.
>>
>> When making suggestions on how to accomplish what I want, please
>> keep in mind that I don't use a Windows computer with a sound card.
>> I still use a DOS computer, mostly because I can't/don't like using
>> a mouse.
>>
>> I have a question about one possible solution to my problem:  My DOS
>> computer has an internal modem that has an on-board speaker, which I
>> can use to hear the audio output from the phone line very clearly.
>> Is there an internal modem that has some sort of input jacks?
>>
>> I look forward to your answers and suggestions.
>>
>> Bill Geluso