[78-L] Record Noises - Identify and Understand Cause

[Don Cox]

On 13/01/2014, DAVID BURNHAM wrote:

> No there is nothing in this, I don't even think it's an urban legend.
> 
> I see there are so many answers to this so I'm sorry if I repeat
> something that has already been said. Centrifugal or centripetal
> forces don't really enter into it, since the cartridge/stylus assembly
> isn't spinning. Playing the record backwards shouldn't offer any
> solution to the noise because the noise is already there, (and if you
> have a turntable that does allow playing the record backwards, make
> sure you rotate the arm across the centre spindle so that the record
> isn't pushing against the stylus). The spindle side of the groove may
> get more wear because of skating forces which weren't really
> addressed, in my experience, until the Dual Changers of the mid to
> late '60s. These forces would push the stylus against the inner groove
> wall, no matter which direction the record is spinning. My preamp does
> allow playing back just one side of the groove so I know this method
> works on some records, but rarely if ever have I found that it has any
> effect on blasting. Once again, I believe that blasting is caused by
> the poor compliance of the styli with which records were commonly
> played before the LP era.
> 
It also occurs on LPs played on cheap early LP players with low
compliance cartridges.

Regards
-- 
Don Cox
doncox at enterprise.net