The Aries VCO is an OTA / Triangle core. I think its pretty good... it uses CA3080A (low offset voltage) H^) harry karl dalen wrote: > Was OTA's so bad for doing regular triangle VCOs? > Is the Electronotes OTA VCO so bad? > I cant remember but they cant be that bad or can they? > I now the issues about OTA's but so bad cant they be?! > > KD > > >