Path: csiph.com!weretis.net!feeder8.news.weretis.net!fu-berlin.de!uni-berlin.de!individual.net!not-for-mail From: "Carlos E.R." Newsgroups: comp.os.linux.misc Subject: Re: Floppies - Actual Question Date: Thu, 25 Sep 2025 13:07:31 +0200 Lines: 29 Message-ID: References: <10b0i4g$3j4qf$10@dont-email.me> <10b1krp$3tbca$4@dont-email.me> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit X-Trace: individual.net pA7MEASXLmxKd/qFAoulXQb//cNYVHi4RwC1J9K7v3yRAZ35rl X-Orig-Path: Telcontar.valinor!not-for-mail Cancel-Lock: sha1:31VUUiUtBGvB1VpSWK/MOZzu6UA= sha256:tJ8DMJsEL//xSoghe52QHvl5sHmE0qMjsl4CQzq5wWk= User-Agent: Mozilla Thunderbird Content-Language: es-ES, en-CA In-Reply-To: Xref: csiph.com comp.os.linux.misc:75186 On 2025-09-25 02:58, c186282 wrote: > On 9/24/25 20:44, Robert Riches wrote: >> On 2025-09-25, rbowman wrote: >>> On Wed, 24 Sep 2025 20:38:17 -0000 (UTC), Lawrence D’Oliveiro wrote: >>> >>>> An oscillating magnetic field, on the other hand, like you got with CRT >>>> monitors, also speakers ... >>> >>> I was wondering what a degaussing coil would do. >> >> Degaussing coils were intended to demagnetize the ferrous metal >> pieces around a CRT.  I'd guess it would probably erase at least >> some magnetic media. > >   When COLOR TVs came into the picture it was sometimes >   necessary to degauss the shadow mask, which often did >   include some iron in the alloy. Once had a huge lightning >   bolt pass over my house and hit a nearby tree. My TV was >   suddenly all weird colors. A tech brought a degaussing >   coil - all fixed. Many TVs or computer displays did a degausing at some instant during power up or off, before it displayed anything. -- Cheers, Carlos. ES🇪🇸, EU🇪🇺;