Rivera K 4x12 (straight) Vintage 30 (Two Notes "tur" and wave files).
Equipment used: Chandler TG-2 preamp, UAD Apollo 8 Thunderbolt, Behringer A 500 linear poweramp, Mogami cables, Evidence directional speakercable, Auralex Gramma cabinet stand.
Microphones used: Shure SM57, Unidyne 57, Audix I5, Royer 121, Shure KSM 32.
Positions explained: IR#1 starts almost right on the cone with IR#2 – 4 moving towards the edge. #2 and #3 cover the typical sweet spots when miking a speaker at the cone/cap edge. The R121 Ribbon mic has a straight and a 15 degree tilted position done in 300 Ohm impedance at the Chandler TG-2.
You get 18 IRs with this package (in Two Notes TUR-format as well as wave files) all captured in 96 kHz.