H01 Mini speaker two ways relfex loaded 80w
  H01.1 Mini speaker two ways relfex loaded 60w
  H02 Mini speaker two ways relfex loaded 100w
  H02.1 "Almost 3 ways" system reflex loaded 160w
  H02.2 "Sec" system 2 ways reflex 200w
  H02.3 2 ways system reflex loaded 150 w
  H02.4 2 way hi-end reflex project
  H02.5 2 way hi-end reflex project
  H03 2 ways system reflex loaded 120 w
  H03.1 2 ways system reflex loaded "zero offset" 150 w
  H03.2 2 ways system reflex loaded 160 w
  H03.21 2 way bass reflex system
  H03.3 2 ways system reflex loaded "zero offset" 150 w
  H03.4 3 ways system reflex loaded "zero offset" 150 w
  H03.41 3 way bass reflex system
  H03.5 3 ways "tower" system relflex loaded 200w
  H03.51 3 ways "tower" system relflex loaded 100w
  H03.6 3 ways system in closed box 150 w
  H03.7 2 way reflex hi-end project
  H03.8 "Bottom tuned" 2 way reflex system
  H03.9 2 way reflex system
  H04 2 ways system in closed box 160 w
  H04.1 3 ways hi-end system "tower" in bass reflex load 200w
  H04.2 3 ways hi-end system "tower" in bass reflex load 250w
  H04.3 "Sec" system 2 ways reflex 200w
  H04.4 3 ways system in closed box 160w
  H05 3 ways speaker in closed box 200w
  H05.1 3 ways "tower" hi-end system relflex loaded 300w
  H05.2 3 ways system in closed box 200w
  H05.3 3 ways "tower" hi-end system relflex loaded 300w
  H05.5 3 ways "tower" hi-end system relflex loaded 300w
  H05.6 "Tower" hi-end 3 way reflex system
  H06.1 "Tower" hi-end isobaric system 4 ways 400w
  H06.2 4 ways "tower" hi-end system relflex loaded 400w
  H07 Hi-sensitivity mono way system reflex loaded 250w
  H08 Single drive 50 w bass reflex speaker
  H09.1 TSWT Single drive speaker with full range loudspeaker HX160
  H10 "La porta 1" (the door #1) dipole system by Nicola Santini
  H11 TQWT Single drive speaker for HX100
  H12 Single drive speaker for HX201
  H12.1 Single drive reflex speaker for HX201
  H13 Hi-efficiency 2 way reflex speaker
  S01 Sub-woofer in bass-reflex load 100+100w
  S01.1 Symmetrical load sub-woofer unit
  S01.2 Sub-woofer in bass reflex load 400w
  S01.3 Sub-woofer in bass reflex 400 w
  S02 Push-pull sub-woofer in reflex band pass 140+140w
  S03 Push-pull sub-woofer in closed band pass 140+140w
  S04 Push-pull sub-woofer in reflex band pass 100+100w
  S05 Push-pull sub-woofer in reflex band pass 160+160w
  S06 Twin stage system with sub-woofer 150w
  S10 Sub-woofer in reflex load 500w