Firmware Release 1.5.0-31

[ScottW514]

That certainly is what it is looking like.

More discussion on that can be found here:

Differences Between Pro and Basic Tubes

Is it possible that the tubes are actually the same but they’re running one at the higher wattage due to the better cooling? I haven’t seen anyone post a photo of aPro tube side by side with a Basic tube. I know a lot of industries do this - make a whole lot of something and then market the higher quality ones as rated to a higher level.