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Build to improve sound from records

I am pleased with this build. If you have a 3d printer, you may want to give this build a try, or if you see one of these resonbly priced. This was about $150 to $200 build. Got the 6 liter ultrasonic cleaner on Black Friday sale. Could get a cheaper one as long as it is 6 Liters. Then bough 1 Rpm 12 volt ac motor, and Jamco electronics 12 volt ac wall wort and mating dc power receptacle, 6mm threaded rod, and 6mm to 7mm coupler from Amazon. I hear 40 kHz ultrasonic cleaners are best, probably could go cheaper with an unheated or non-digital unit as not sure if heating helps.


Besides moving some of the pops and cracks, also improved bass response and mods and high detail noticeably for many of my used records. Word of caution though, it is loud and annoying when operating. I clean my records for 15 minutes on 25 deg c with one capful of record cleaner concentrate added to distilled water. The. Wipe and dry with clean microfiber, then give a final anti static brush wipe and records sound better. Not like new, but very noticble improvement over using just a brush, or brush and microfiber and cleaner.


Below are some mother-in-law, unjacketed basement records. Got a whole box of dirty records with no sleeves or jackets. Many sound pretty good. Makes even the lightly used well kept records from record store sound better.


Link to build files below at thingaverse. Not my design, but pleased with 3d print and the results.


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Ultrasonic Vinyl Washer Record Washer by Robokasper
www.thingiverse.com
Ultrasonic Vinyl Washer Record Washer by Robokasper
Sorry for the missing previews of some stl-files, I don't know why... This is a record/vinyl washer using Ultrasonic. You need a common model of a ultrasonic cleaner with 6l capacity: https://de.aliexpress.com/item/32903622037.html?spm=a2g0o.productlist.0.0.50e2a29akpEvnN&algo_pvid=d5124de1-aa5c-4e18-8d6b-3e9c2858beb6&algo_expid=d5124de1-aa5c-4e18-8d6b-3e9c2858beb6-1&btsid=0ab6d67915837738803054847e5322&ws_ab_test=searchweb0_0,searchweb201602_,searchweb201603_ ...slow turning gear motor (12V DC, 1 rpm, 7mm shaft): https://de.aliexpress.com/item/4000381887715.html?spm=a2g0o.detail.1000023.8.4c006734LelPml ...shaft coupling (7mm, 6mm): https://de.aliexpress.com/item/32914117954.html?spm=a2g0o.productlist.0.0.72541836KnCeNF&algo_pvid=e30e6f3c-5f24-4aaa-b041-a11e0074da5c&algo_expid=e30e6f3c-5f24-4aaa-b041-a11e0074da5c-10&btsid=0be3746c15837735744502863ecdcb&ws_ab_test=searchweb0_0,searchweb201602_,searchweb201603_ ...DC Power Jack ...threaded rod M7 x ~120mm ...2 x nut M7 ...some self adhesive sponge rubber (2mm) After printing all parts, fasten the motor to the plate with two screws M4x10mm, solder the motor to the power jack, glue the motor housing to the plate, cut a M7 thread into the 6mm hole of the shaft coupling and slide it on the motor shaft using the opposite 7mm hole, screw the rod into the threaded hole of the coupler, secure the assembly with the grub screws, apply some sponge rubber onto all parts touching the vinyl and press the two nuts in the motor_fitting and the M7_nut_holder.

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