Vintage Simmons Drums (UK) Users Group

Hi, unit is now fixed. Changed ic' 50, 51 & 58 plus a few broken pots and an led and I have a fully working unit. Thanks to the forum for your help and advice.

--- In Simmons_Drums@yahoogroups.com, "mark.j.rose2@..." <mark.j.rose2@...> wrote:
>
> Hi, i have a very very sick SDS9 in need of intensive care, either that or euthanasia might be the answer. Does anyone have a schematic that they would be willing to let me have a copy of?? Many thank, Mark
>