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Re: [ARSCLIST] Equalizers
On 18/07/04, Steven C. Barr wrote:
> Keep in mind that prior to some point in the 1930's, equalization was
> "made up on the spot" by the recording engineer, and there was no
> standardization of any type, even within labels. The later controls
> on amplifiers and pre-amps refer to a fairly-standardized intra-label
> curve (one per label). These controls appear on most "hi-fi" gear of
> the fifties and early sixties, but apply only to records of their
> era...equalization of earlier 78's has to be done "by ear" (unless
> someone can decode the cryptic notes found in surviving recording
> ledgers if any exist)...
Also the manufacturing tolerances on resistors and capacitors in those
days were very wide, so even if somebody designed a circuit to give some
desired EQ, the results could be somewhat diferent.
Regards
--
Don Cox
doncox@xxxxxxxxxxxxxx