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

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M2

clean

warm

solid

ADOA

edgy highs

punchy mids

NDOA

thick

warm

sound

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flick

open top

rich harmonics

JDOA

nice low end

openess

QDOA

gentlemanly

sound

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