Date: Sun, 22 Nov 2020 10:35:17 +0100 From: Ralf Mardorf <silver.bullet@zoho.com> To: freebsd-chat@freebsd.org Subject: Re: Sustainability of switching power supplies Message-ID: <20201122103517.2487bf60@utnubu> In-Reply-To: <202011220030.RAA29768@mail.lariat.net> References: <20201121092444.2355c5a7@utnubu> <202011220030.RAA29768@mail.lariat.net>
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On Sat, 21 Nov 2020 17:30:08 -0700, Brett Glass wrote: >At 01:24 AM 11/21/2020, Ralf Mardorf via freebsd-chat wrote: > >That's why Glass's Law of Electronic Diagnosis states: Whenever you >are asked about the failure of an electronic device, simply say, "It's >the power suppply." > >You will be correct about 99% of the time That's exactly my experiences with gear using switching power supplies, but not with gear using classic power supplies. And yes, when I ask for "sustainability" everything should be taken into account. The better efficiency, but also other variables, such as special waste, if the device is borked.home | help
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