Summing cable question

[macnuttguitartepair]

I just received my Spark, and I was wondering if I can use this cable to run it through my tube amp?

https://reverb.com/item/3707270-1-ft-castline-gold-3-5mm-trs-to-1-4-ts-mogami-2549-stereo-to-mono-summing-cable-with-resistors?utm_source=rev-ios-app&utm_medium=ios-share&utm_campaign=listing&utm_content=3707270

[bschultz8]

@macnuttguitartepair I think this thread might answer your question

https://forum.positivegrid.com/topic/3605/line-out/3