In cities that have outdoor rock/pop music venues, people several kilometers away often complain about hearing a low-frequency thumping sound (we know this as the kick drum) during events. Why do you

In cities that have outdoor rock/pop music venues, people several kilometers away often complain about hearing a low-frequency thumping sound (we know this as the kick drum) during events. Why do you think that only these very low frequencies can be heard so far away? Consider that NR is not dependent on frequency, so something else is going on.

Critical distance plays a big role in the intelligibility of speech. Discuss some ways that you might use acoustical treatments and/or a sound reinforcement system to improve speech communication in a reverberant space.