Matched components are not really needed and are a waste of money unless you get them from a trusted source.
If you are using ESP's circuit boards, make sure you don't mix up the two R24s and Q12s. The amp won't work and you will likely damage several components.
If you are using ESP's circuit boards, make sure you don't mix up the two R24s and Q12s. The amp won't work and you will likely damage several components.