you can buy the adaptor at radio shack for $3. It's not worth getting the soldering iron hot. Benjamin Rafuse wrote: >I found a web site that claims you can hear sound with the TI-83 and >a pair of headphones. I also found the schematic for constructing >the adapter but I have no clue how to read it. Could someone >please send me the instructions in plain English for assembling my >own pair of headphones for the TI-83? THanks