Insights into the kind of crap 78-rpm records were made of, and other scarce technical infos.

If you’re not sure what ‘a record’ is, or haven’t ever seen one, you’re excused.

Oh, and by-the-way, 78 is the approximate number you get when you rotate a 46-tooth gear with a 3600 rpm motor. (60 cycles per second.)

Further wisdom such as this is found by the ton here: http://www.78rpmrecord.com/links.htm

  • kalkulat@lemmy.worldOP
    link
    fedilink
    English
    arrow-up
    2
    ·
    edit-2
    11 months ago

    There is indeed a way to use lasers to read 78s without touching the surface, and the gear is availble. Though probably not at a price most of us would like. Here’s one example: https://www.elpj.com/ But after decades of work, they seem to have problems … /Laser_turntable#Performance