How to make DIY World Class Rubanoide Speakers at home !

Here’s a bigger version of the DIY Rubanoide Speakers made out of paper !

https://www.youtube.com/watch?v=lLEYYXufg4w&t=93s

Sounds GREAT ! 😲😈 You could stack a few of these Rubanoide speakers together for a lot better sound, I bet !

https://www.youtube.com/watch?v=nUcGsv7Ze14

More You Tube videos on these speakers at sergiu craiescu

"World's Best"   Audio Consulting  Rubanoide Loudspeakers at $240K.. when you hit the Lottery ! 

https://www.youtube.com/watch?v=CA8O1ir8VI8