Abstract sound gadget

mon ami...interesting invention...all the best!!!

Merci beaucoup, mon ami! PDE

very good.my friend

Thank you, Mehmet! PDE

A magnificent abstraction, Pierre! I guess this is a device from the 80s? Polar coordinates added a riddle and charm. I like colors, textures. Very well done, Bravo! Sincerely, Tatiana

You are very knowledgeable Tatiana! On this picture on which I can't recognize what is what you recognized a gadget from the 80s! Thank you very much for your comment! PDE