Ringschalldämpfer und Endrohre für Moki Sternmotoren

In this video, I would like to show some possibilities for changing the sound of the Moki radial engine. What can you do in addition to the ring muffler? Should I disassemble the ring muffler? How can you create a muffled radial engine sound? Here's my website: https://www.fob-scale.com/ In this video, I would like to show some possibilities for changing the sound of the Moki radial engine. What can you do in addition to the ring muffler? Should I disassemble the ring muffler? How can you create a muffled radial engine sound?