Different layouts, resonators ? Reflected sound energ

2014, 6+ decades newer, so bound to have a lot of new [to us] info plus includes equations, figures, tables, references, and solved examples and unsolved exercises with answers, but personally not interested enough to pay its reasonable, but too high a price for me.
 
Snagged it for $74 used in ‘like new ‘ condition.?


I have a final sim ready after much tomfoolery and searching for the greatest impact to ‘change’ in 30 seconds or less:

With polyfill (right). and without(left) (both at Xmax) note the Eg!!??? Input power..
 

Attachments

  • 21222975-86D9-4CE3-8256-B7A9E986BD70.jpg
    21222975-86D9-4CE3-8256-B7A9E986BD70.jpg
    1,014 KB · Views: 81
  • image.jpg
    image.jpg
    972.7 KB · Views: 70
Last edited:
Slice this in half and do one of each 😱

I don’t even bother with L23... it’s just a PITA to adjust it finagle .... hope it doesn’t bite me in the butttt..
 

Attachments

  • BF3DBA34-6455-4EBA-BBA2-4AC64498D662.jpg
    BF3DBA34-6455-4EBA-BBA2-4AC64498D662.jpg
    785.8 KB · Views: 65
  • FCB1A633-5527-4060-ADE4-430A25AE69EB.jpg
    FCB1A633-5527-4060-ADE4-430A25AE69EB.jpg
    437 KB · Views: 63