SB Acoustics Satori MW16 woofers and BZ Labs CQ76B tweeters.
Rick Craig til Extreme DIY loudspeaker building.

On-axis at 2,4,8, and 10 ft. distances with no gating and 1/12 octave smoothing.
Vertical response curves taken at 8 ft. with 1/12 octave smoothing and no gating.
On-axis at 2,4,8, and 10 ft. distances with no gating and 1/12 octave smoothing.
Tweeter line impedance.
Woofer line impedance.
Nearfield bass curve with EQ added.