[78-L] Audacity and off-center transfers

Malcolm malcolm at 78data.com.invalid
Thu Mar 10 16:20:39 PST 2022


I use a piece of 1/4" Styrofoam sheet cut to 12" diameter. Punch or cut 
or ream out a hole in the center just big enough to fit over your 
turntable spindle. Put the adapter on the table. The spindle should be 
hidden in the hole. Place an off-center (78rpm) record on the adapter 
with the center holes lining up  The friction between the styro and the 
record will be enough to hold the record stationary on the styro no 
matter what speed you're going to play it at. Run the table initially at 
33 or 45 and adjust the record by gently tapping along its edge until 
the groove no longer wanders and tracks straight. Then you can play the 
record at it's normal speed when digitizing.
I use a Technics SP-15 table and this trick works every time.
I've never lost a record due to it's being flung off the machine!
I don't think Audacity or Audition have an algorithm that allows the 
digital repair of an off-center disc. At least they didn't a few years back.
Malcolm R

*******

On 3/10/2022 1:58 PM, Rodger J Holtin wrote:
> Just picked up a CD of Teddy Wilson Columbias (booklet missing, of course)
> and the first track is off-center.  Rust shows that title as unissued, so
> the source might be a one-only.  C'est la vie.
>
>   
>
> I've learned a lot of tricks with Audacity and I'm going to guess there's a
> fix for regular pitch changes such as those wrought by off-center 78s, but I
> haven't figured it out yet.
>
>   
>
> Anybody else mastered that technique?
>
>   
>
> Rodger Holtin
>
> 78-L Member Since MCMXCVIII
>
>   
>
> For Best Results Use Victor Needles
>
>   
>
>
>



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