(Use a stereo miniplug to RCA adapter.) Set the turntable to play at 45 RPM. Configure Audacity to record from the Mac’s input port (likely the Line In port).

What is the difference between 78, 45, and 33 RPM records? Obviously most people would say the speed, which of course is true to a degree. But as [Techmoan] covers in a recent video, there’s … ...