Hi > Dont the 130/131s use the PA382? Mine do, but i dont know what date they > were made. > > My 132s certainly use the CA3280. The PA382 is the Curtis Chip. Dough Curtis renamed the CA3381/3382 to PA381/382. don't ask me why. > Theres a lot of opamps out there. The ICs on the 130/131s are certainly > socketed (the 132 is soldered in). Theres quite possibly a drop in > replacement for those who are not happy with the performace of the opamps > used as standard. Ouch! neither the CEM3382/PA382 nor the CA3080(or equivalent) are OpAmps!!! The Curtis Chip is a complete VCA, the CA3080 (or equivalent) is an OTA. Do not mismatch with OpAmps!!! Florian -- Florian Anwander |ConSol Tel. +49(89)45841-133 |Consulting&Solutions Software GmbH Fax +49(89)45841-111 |Franziskanerstr. 38, D-81669 München email: florian.anwander@consol.de |http://www.consol.de
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Re: [Doepfer_a100] Re: Noisy A-131 VCA >> opamps
2004-02-05 by Florian Anwander
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