Hi John,

THX for the link! Great information.

I've used the one mentioned by James Perrett at the MRL website
(http://mrltapes.com/) with great success for playing CCIR EQ'd tapes on
an NAB machine.

Cheers!

Corey

Corey Bailey Audio Engineering
www.baileyzone.net

On 7/29/2019 1:25 PM, John Chester wrote:
> On 7/29/19 3:59 PM, James Perrett wrote:
>
>> there is a document on the MRL website that
>> describes the differences at various frequencies.
>
>
> If you want a more extensive list of EQ conversions, it's posted here:
>
> http://ampex.sufficiently.com/magrec/MRL/
>
> There is one version for MRL standard frequencies, and another for 1/3
> octave frequencies.
>
> These tables were calculated using a Forth program written by Jay
> McKnight, but I don't think the entire list of possible conversions is
> posted on his site.  I just used his program to calculate conversion
> for every known pair of EQ's, and posted the results.
>
> -- John Chester