Firmware v1.50 release notes:
- Firmware improvements (v1.50):
	- EQ biquad 1 was overwritten with parameters of biquad 2
	- Softclip limiter improved for very high gains
	- Mixer added in DSP firmware (OEM only)
	- Digital channel selector (digital mixer) changed (Left+Right sum resolution improved)
	- Soft clip limiter action changed: when one channel is limited, all channels are
	- Various firmware improvements in DSP firmware as well as in FusionAmp controller
	- Functionality added for OEM users	
