Vintage Simmons Drums (UK) Users Group

R. M. Hammond wrote:
> Ok.....   there are now several sds1 eproms on ebay (ten I think). I 
> just got a module a few weeks back and my question is:   
> 
> Do ALL simmons eproms work with the sds1 pad. The ebay ad states that 
> these also work in the sds9 and "others".  Just wondering before I 
> start bidding. Wouldn't want to win something I can't use.

As far as I can tell, they should do.  The EPROMs used are either 8k 
(2764) or 16k (27128) - the second part of the number is the size in 
kilobits (eight bits = one byte).  I think my SDS7 can use a 2732 for 
some sounds.

Gordon.