Opt 8 in/out cards 2 types whats the difference ?

[funk]

Hi Yall, i have 2 types of Opt 8 in/out cards, just out of curio does anyone the difference ?

IMG_1022.jpg (Array KiB) Viewed 855 times

IMG_1021.jpg (Array KiB) Viewed 855 times

[Crash]

Operationally, I am sure they work just the same, just looks like revised designs hence the different Rev numbers.

[funk]

Operationally, I am sure they work just the same, just looks like revised designs hence the different Rev numbers.

Hi crash.
so just a case of less components, same job, more profit.
be interesting to which one has the least problems in the future.

[Crash]

Sometimes there is a part that may no longer be available so another is sourced and poof, new rev. It can happen for various reasons.