| These provide thermal and acoustical insulation, strength with low weight, and coverage with few heat loss paths. |
| Listening to the orchestra perform these profound works in the Ulster Hall demonstrated once again what fine acoustical properties the hall has. |
| Mozart's lyrical, endless melodies rippled joyfully through the warm acoustical ambience of the auditorium. |
| The music school is surrounded by busy arterial roadways, so acoustical considerations were critical in its design. |
| First, the acoustical problem was solved by giving the performers body mikes, with the audience listening on little portable headsets. |
| Research using sonograms, hydrophones, and other acoustical devices have shown that that these whales produce two sounds termed A or B calls. |
