I tried my Alon 4 on the Pioneer SX-1250 (160 wpc at 8 ohms/ 200 at 4 ohm), after an hour or so, I could not touch the SX-1250's heat sinks, eventually the SX-1250 died :( before this, I have been using the SX-1250 regularly on Infinity Kappa 7 and JBLL112 without any issues. I eventually...