Note: As presented this project requires a FCC Amateur Radio license. Amateur Radio is about experimentation. Even still you must be versed in the band plan, stay away from local repeater stations, stay in accordance to FCC Amateur Radio rules in FCC Section 97, and probably a few other things. That said, let's continue....
There was talk between the CW operators at the club to have some CW practice sessions or a CW Net on 2M FM. We will probable never do that (for several reasons) but the idea of converting a ham radio HT into a CW transceiver was an interesting thought project.
Really not much explanation needed; just connect as shown above. This project uses an electronic keyer, but a simple straight key/oscillator combo could also be used. Oh... and you will also need to know Morse Code.
Here's the rig in action: