On Fri, 5 Jun 2015, Frank Cox wrote: > On Fri, 5 Jun 2015 12:05:43 -0500 (CDT) > Michael Hennebry wrote: > >> whether a microphone will introduce humming? > > Is it a 60 cycle hum? If so, it's probably induced by poor grounding. I suspect so. Is that something I can fix? -- Michael hennebry at web.cs.ndsu.NoDak.edu "SCSI is NOT magic. There are *fundamental technical reasons* why it is necessary to sacrifice a young goat to your SCSI chain now and then." -- John Woods