Honestly yeah, 40 subs is barely scratching the surface for Andromeda. Calibration frames are a must too.

Aw man, back purge is non-negotiable on beer tanks. I read somewhere that even a tiny bit of oxidation on the inside weld can ruin a whole batch. That sugar water picks up flavors like a sponge. So yeah, we always run argon on the backside. On that joint, I solvent wiped everything down first, then used a purge dam made of foil and water soluble paper. Clean fit-up is just as important as the purge though.

lol I tried this and my roommates thought I was growing some kind of science experiment in there. the crust was legit tho even if I had to defend my fridge space like it was a turf war.

Drove it once, never again. My back hurt for a week after.

Started adding separate delay buffers after a floor tile took eight weeks to arrive.