Re: Phoneline to Soundcard - NEED HELP

alexwright321@xxxxxxxxxxxxx wrote:
> Anyone know how-to make a cable that would plug into my telephone jack
> and then into my computer soundcard?
>
> I bought one from EBay and when I plug the cable into my phone line
> and then into the soundcard my line
> goes dead.

The one you bought probably works fine with an ac-isolated microcassette
recorder with a high impedance microphone input.

> One guy mentioned he uses an isolator circuit of some sort to not
> short out the line in his device.

Yep, that would be a good idea.

Personally, I'd build such a device with a couple of .1 mfd coupling
capacitors and a 600 ohm to 600 ohm isolation transformer to provide a
balanced input. Total parts cost about $5.00. However, if you need to
buy one then....

http://www.omnicronelectronics.com/analog/LIC-100.htm


.

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