(Sticky Me?) DIY Laser Turntable

[o0OBillO0o]

I decided to dig this one up since there is a bunch of patents (free) listed on the Wiki page now.

Laser turntable - Wikipedia, the free encyclopedia

If I had the time, this would be a worthwhile project.

 

[directdriver]

On 11th March 2010: "I suspect an easier method would be to 'watch' the LP groove through a microscope with a CCD image sensor, and decode the variable image with software. Not analogue enough, perhaps?"

Something like this?
(IRENE/3D and 2D Tool)

An explaining video:
(How Edison Got His Groove Back)

 

[Reticuli]

Analog is overrated. As long as it sounds good, can fit on existing S-arms, and doesn't wear the records down, then a digital optical vinyl playback solution at an affordable price would be welcome.