Fellow 337 owner/pilot and sometime SOAPA contributor David Wartofski of Potomac Aviation was recently featured on AvWeb demonstrating his self-contained MicroTower to correspondent Paul Bertorelli. See attached link to meet David, learn about the system and see some 337 cockpit video. More written commentary by Paul is available in the latest edition of AvWeb news.
https://www.youtube.com/watch?v=646CcNxqIag