It’s Alive!!!

What I hope will be the final piece of the puzzle arrived today.  It’s a little adapter that turns a regular modem into an acoustically-coupled modem.  It’s intended for use when there isn’t a regular phone line available—you can strap this to a regular handset instead.

I decided to do a proof on concept, just to see if the modem+coupler could talk to the TDD.  Presto:

 

Click to embiggen

It seems to work fine, and now I just need to embed that coupler inside a phone handset….

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