Archive of the former Yahoo!Groups mailing list: Vintage Simmons Drums (UK) Users Group
Subject: Re: Q: SDS7 4 e-prom analog/digital card
From: edrose1@...
Date: 2017-01-22
It was a Simmons Group Centre (Simmons USA) product designed to extend the life of the SDS7. The drag about the 2085 card is that you give up Resonance control as that parameter now controls which eprom you're accessing.