discrete operational amplifiers
we have developed several fully discrete operational amplifier flavors in the 2520/990 footprint, some original and some adaptations or inspired on legacy iconic designs
OpAmp comparison table
M2
clean
warm
solid
ADOA
edgy highs
punchy mids
NDOA
thick
warm
sound
flick
open top
rich harmonics
JDOA
nice low end
openess
QDOA
gentlemanly
sound