Harman regularly runs sales on the Studio 5 series and Infinity Reference series at practically give-away prices. And there has been almost no shortage during t

Harman regularly runs sales on the Studio 5 series and Infinity Reference series at practically give-away prices. And there has been almost no shortage during the pandemic either. They must've built thousands of these and have them all in a huge warehouse in Kentucky. I mean it's ridiculous. I purchased these for $700/pair earlier this year and now they are on sale for $600/pair: https://www.jbl.com/loudspeakers/STUDIO+580.html https://www.jbl.com/loudspeakers/STUDIO+580.html They just had the R253 on sale for $300/pair last week but they sold through them all (for now): https://www.harmanaudio.com/loudspeakers/REFERENCE+253.html https://www.harmanaudio.com/loudspeakers/REFERENCE+253.html The Spinorama data from ASR and other sources is online here: https://pierreaubert.github.io/spinorama/ https://pierreaubert.github.io/spinorama/ Another site that collects these charts: https://speakerdata2034.blogspot.com/ https://speakerdata2034.blogspot.com/ Finally, measuring subwoofers is a separate endeavor: https://audioxpress.com/article/cta-2010-a-better-way-to-measure-subwoofers https://audioxpress.com/article/cta-2010-a-better-way-to-mea... Collected in this Google Sheet: https://www.audiosciencereview.com/forum/index.php?threads/subwoofer-comparison.20494/ https://www.audiosciencereview.com/forum/index.php?threads/s...