No, they are totally different, the OB-Xa card have the CEM ic, the OB-X card is similar to the sem pcb, but the filter is only low pass mode and the vco is not a CEM but a classic schematic with transistor pair.
Ciao
Fabio
gil_we ha scritto:
http://cgi.ebay.com/Oberheim-OB-X-Voice-Card-No-
Reserve_W0QQitemZ300093371792QQcategoryZ38071QQrdZ1QQcmdZViewItem#ebayph
otohosting
Just found that one for my new purchased OBXa. It has one missing voice
card. Would an OBX voice card do the job ?
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