Location: Owensboro, KY
Investigator: Pat Brown
Description: This RIR was made near the front of a new 2000-seat fan-shaped auditorium. The dodec loudspeaker is on stage at the main lectern position. The microphone is in the front area, about 10m … Read more
Location: St. Meinrad – Ferdinand, IN
Investigator: Buddy Ward
Description: This apartment-sized lunch room is very live and requires acoustical treatment. The IR and recordings were made for an acoustic materials supplier to aid in selecting appropriate acoustical treatment. The … Read more
Location: Medium-sized HOW
Investigator: Pat Brown
Description: This is a comparison of a 2m line array and a two-way studio monitor at various distances in a reverberant space. The distance for TP1 is approx. 6m, TP2 is 12m, and TP3 … Read more
Location: Unknown
Investigator: Kevin Day – WHJW
Description: A “generic fabric roof domed stadium” IR file taken from a lower level seating section using an omni mic on a stand with the TEF20 and the house PA as a source. … Read more
Location: Unknown
Investigator: Lon Hunter
Description: The room is an auditorium that is rectangular in shape. The room is approx 135′ x 75′. The measurements were made using a mono omni microphone, a Beyer Dynamic MM-1. Mic was placed about … Read more
Location: Unknown
Investigator: Jerrold Stevens
Description: A large HOW with a live acoustic environment, and a VRAS acoustic enhancement system. RIRs of the room and VRAS are included.… Read more
Location: Northside Christian Church – New Albany, IN
Investigator: Pat Brown
Description: This is a comparison of loudspeakers with differing mid-band Q’s compared at the same distance in a semi-reverberant space. Mic distance is 50 ft on-axis. Room volume is … Read more
Location: Chicago, IL
Investigator: Pat Brown
Description: A diffuse, reverberant space (>5 sec midband) of approximately 60,000 cubic meters (2.1 million cubic feet). A portable loudspeaker was measured on axis at 5m, 10m, 20m, and 40m. Recordings made during site … Read more
It’s been over 100 years since Wallace Clement Sabine sculpted his famous reverberation formula for estimating the room reverberation time from a handful of variables that include the room volume, surface area, and the “alpha” of the material covering each … Read more