All DAD products with SPQ capability (Core 256, AX Center, AX64 and SPQ card) provide 128 ch. of EQ at 48 kHz.
Avid MTRX Studio is hardware-wise limited to 16 channels of EQ.
If you have a DAD product and need help with EQ then please send an e-mail to support@ntp.dk with details of which DAD hardware you use, and please also include your monitor profile (.dmprof) file.