Speaker power output changes with room dimensions only via their ratios

Related

• Auditorium speaker placement creates extreme sound level variation from front to back (similarity 0.87)
• Scientific studies of loudspeaker directivity effects in rooms are scarce despite high enthusiast interest (similarity 0.85)
• Sound power level can be derived by dividing intensity by radiating area (similarity 0.85)
• Changing room geometry barely alters loudspeaker quality rankings (similarity 0.85)
• Transducer resonances radiate widely and thus stay audible in rooms (similarity 0.83)
• The auditory spectrum differs from the physical power spectrum in resolution and shape (similarity 0.83)
• A room’s average sound-bounce path length depends only on volume-to-area ratio (similarity 0.82)
• Sound power predicts room response for omnidirectional speakers while directivity shapes room curves (similarity 0.82)
• Concentrating loudspeakers at one point yields the best direct-to-reverberant ratio for a space (similarity 0.82)
• Boundaries alter bass output by changing the loudspeaker’s acoustical radiation resistance (similarity 0.81)
• Sound colouration emerges from the combined loudspeaker and room properties (similarity 0.81)
• Room boundaries alter a sound source’s radiated power, not just its perceived sound (similarity 0.81)
• Room acoustics act as another system modifying the instrument’s output (similarity 0.80)
• Walls and corners near a sound source increase its power output (similarity 0.80)
• Room modal bandwidths depend on decay time, not frequency (similarity 0.80)