It seems like every wide board that I buy turns into a wedge once I'm finished jointing it. At first I thought maybe it was the stock I was picking out, but now I'm not so sure. I double checked the adjustments on my tables and everything seems to be pretty good, so I'm quite perplexed. Here's an example of a board that that I just face jointed: https://imgur.com/a/TDgiOF7