ISDN used the same telephone WIRING, but different encoding. While I was at
Hayes, I worked with ISDN equipment as far back as 1987.
DSL equipment has moved way beyond what ISDN could do.
I stand by my statement.
> On Aug 22, 2021, at 3:09 PM, Jim Brown <k9yc@audiosystemsgroup.com> wrote:
>
> On 8/21/2021 4:46 PM, Bill Coleman wrote:
>> we’ve given up on using voice telephone lines to pass digital information
>
> Not quite. DSL is still an important delivery mechanism where fiber lines are
> not economically viable.
>
> 73, Jim K9YC
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Bill Coleman, AA4LR, PP-ASEL Mail: aa4lr@arrl.net
Web: http://boringhamradiopart.blogspot.com
Quote: "Not within a thousand years will man ever fly!"
-- Wilbur Wright, 1901
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