Humanist Discussion Group, Vol. 33, No. 694. Department of Digital Humanities, King's College London Hosted by King's Digital Lab www.dhhumanist.org Submit to: firstname.lastname@example.org Date: 2020-03-25 14:49:06+00:00 From: Tim Smithers
Subject: Re: [Humanist] 33.687: dB or not dB? Or, how engineers think Dear Henry, I humbly submit that the authors of your Application Note made an important mistake when they added the title. It should read: "Everything you ever wanted to know about decibels but were afraid to hear..." Sorry, I couldn't resist. It's how this engineer thinks. Best regards, Tim > On 25 Mar 2020, at 07:32, Humanist wrote: > > Humanist Discussion Group, Vol. 33, No. 687. > Department of Digital Humanities, King's College London > Hosted by King's Digital Lab > www.dhhumanist.org > Submit to: email@example.com > > > > > Date: 2020-03-24 17:43:07+00:00 > From: Henry Schaffer > Subject: dB or not dB > > That certainly is the question - although it's more Analog Humanities than > DH. :-) I was tickled to get this Application Note - the subtitle is > "Everything you ever wanted to know about decibels but were afraid to > ask..." > > Why would you ever want to read this long Application Note? I can see two > possibilities: > 1) You work with real life situations where power measurements are needed, > or > 2) You'd like to find out a bit more about how engineers think - e.g. from > p36 "3 dB is not an exact power ratio of 2 and 6 dB is not exactly 4! For > everyday usage, however, these simplifications provide sufficient accuracy > and as such are commonly used." > > If I've sufficiently aroused your curiosity, The Application Note is at: > https://scdn.rohde- schwarz.com/ur/pws/dl_downloads/dl_application/application_no > tes/1ma98/1MA98_13e_dB_or_not_dB.pdf > > --henry _______________________________________________ Unsubscribe at: http://dhhumanist.org/Restricted List posts to: firstname.lastname@example.org List info and archives at at: http://dhhumanist.org Listmember interface at: http://dhhumanist.org/Restricted/ Subscribe at: http://dhhumanist.org/membership_form.php
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