Dom, I see I got the wrong amp...I guess I need to buy another one, would this one work?
https://www.amazon.se/DollaTek-f%C3%B6rst%C3%A4rkare-subwoofer-ljudtillbeh%C3%B6r-LED-ljus/dp/B07DJ4P86M/ref=sr_1_1?keywords=LEPY+LP-838&qid=1638271337&sr=8-1
It seems to have a sub-out thingie.
And if...