Platinum 300 3G measured by @John Atkinson
Versus the former PL300 II :
Monitor Audio Platinum 300 3G loudspeaker Measurements
Sidebar 3: Measurements I used DRA Labs' MLSSA system and a calibrated DPA 4006 microphone with an Earthworks microphone preamplifier to measure the Monitor Audio Platinum 300 3G's farfield frequency behavior and dispersion. For the nearfield responses, I used an Earthworks QTC-40 mike, which...
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Versus the former PL300 II :
Monitor Audio Platinum PL300 II loudspeaker Measurements
Sidebar 3: Measurements I used DRA Labs' MLSSA system and a calibrated DPA 4006 microphone to measure the Monitor Audio PL300 II's frequency response in the farfield; and, for the nearfield frequency responses, an Earthworks QTC-40, which has a ¼" capsule and thus doesn't present a significant...
www.stereophile.com