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Date:      Mon, 26 Oct 2020 08:30:44 +0100
From:      Ralf Mardorf <ralf-mardorf@riseup.net>
To:        freebsd-questions@freebsd.org
Subject:   Re: What is the "better / best " method to multi-boot different OSes natively WITHOUT VirtualBox(es) ?
Message-ID:  <20201026083044.395e77e2@archlinux>
In-Reply-To: <20201026082015.24287140@archlinux>
References:  <CALMiprbGBaSJQUAA=1HDZAjvsVNK7dqB_5mBb5DKzV16F3hxHg@mail.gmail.com> <20201024111010.5c867e8540a369b826d26703@sohara.org> <20201025065025.6a13dc89@archlinux> <24469.26288.47199.882303@jerusalem.litteratus.org> <20201025135437.35b592a5@archlinux> <c8cbc8c1-2e05-d57f-41de-8e393fa8fc90@holgerdanske.com> <20201025225215.65cfca64@archlinux> <79CA7927-080F-4596-96CB-CEFB2322F062@kicp.uchicago.edu> <20201026082015.24287140@archlinux>

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On Mon, 26 Oct 2020 08:20:15 +0100, Ralf Mardorf wrote:
>Indeed, I've forgotten that some circuits contain big capacitors, so
>discharging using a resistor is usually done (and sometimes even the
>screwdriver is used, not recommended ;).

Oops, I contradict myself. If the gear is powered, we better don't try
to discharge a capacitor :D. If the gear isn't powered, we don't need
galvanic isolation by a transformer.

So I'm mistaken, galvanic isolation is not perfectly safe. But it's
still better to isolate.



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