Digital 75ohm BNC to XLR input (AES/EBU)

[nicoludio]

Would appreciate thoughts on which of the following options would be better:

SPDIF output => SPDIF to AES/XLR adaptor => 110 Ohm cable => AES input

OR

SPDIF output => 75 Ohm cable => SPDIF to AES/XLR adaptor => AES input?

Thanks.