I'm using a Rigol DS1054Z. I did not choose it by comparison though, so I can't say what I'd gain or lose on a Siglent of similar price. --=20 James Cameron http://quozl.netrek.org/ --=20 http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .