On Fri, Apr 03, 2020 at 09:58:14AM +0100, G.W. Haywood wrote: > Hi there, > > On Thu, 2 Apr 2020, Martin McCormick wrote: > > >My thanks to all those who theorise that it was this particular > >drive's time to die [...] > > What one hears is a signal that usually sounds like a > >continuous carrier with no modulation. It's there when the drive > >is powered up and goes away when the drive is disconnected. [...] > Come on WB5AGZ, you know better than that. You can't hear a > continuous carrier with no modulation. You can only hear the result > of mixing it with something. :) That depends which frequency this continuous carrier has. Those [1] are clearly audible :-D Cheers [1] https://en.wikipedia.org/wiki/Bell_103_modem -- "All generalizations suck" tomas
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