week 14a - Physics 1240 Thurs 4/12/11 Last time: Wind and...

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Physics 1240 Thurs 4/12/11 Last time : Wind and brass, register and octave keys Today: Begin architectural acoustics Next time: Reverberation times using Sabine’s formula Today’s Learning Goals Design a concert hall with good acoustics (next two lectures) Identify important the important qualities for good room acoustics Measure and understand reverberation Assess the quality of the reverberation of a concert hall
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What’s up? Skipped “Brief Introduction to Digital Synthesis” in “Tentative Course Schedule. Will come back to it later. CAPA 8 due Fri April 15 Homelab III due Thurs April 21 in class Final Exam: Tues May 3, 4:30-7:30pm in G-1B30
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Octave Holes, register Holes octave hole here register hole here Also: When you “over blow” a fute-type instrument you go up an octave
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CQ 14.1 – A fute playing a F=175Hz would play what note i± overblown? A) 175 Hz B) 350 Hz C) 525 Hz D) none o± the above
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CQ 14.2 – A clarinet plays a note at 220 Hz with the
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week 14a - Physics 1240 Thurs 4/12/11 Last time: Wind and...

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