Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]

Groups > alt.os.linux > #57776

Re: Live boot wifi handling

Show all headers | View raw

On 20/07/2019 17.22, Paul wrote:
> Carlos E.R. wrote:
> 
>> You make me wonder. I have to upgrade my machine, and if I buy by parts
>> I may have to do that. I don't like the idea. Yes, I have worked with
>> thermal paste, but long ago when it was not that sophisticated and
>> critical. Ie, on Pentiums, or transistors and analog chips.
> 
> That's back in the "Zinc Oxide in silicon oil" era.
> 
> Radioshack used to carry that stuff.
> 
> It separates and the joint buttered with the material
> can push out. Some of the Zinc Oxide stays behind,
> but the treatment will be "patchy" (patches of zinc oxide)
> and not very efficient.
> 
> Zinc Oxide is also a protectant from UV rays from the sun,
> which is why you've heard of it before. That white stuff
> you put on the tip of your nose to stop sunburn, is an example.
> 
> Today, they use Boron Nitride or other ceramics, mixed
> with an organic carrier (something viscous). Synthetic
> diamond also works. For the specialty materials
> that mention "X" (some magical material like silver particles),
> you might find a large percentage of the active material
> is just Boron Nitride.
> 
> https://en.wikipedia.org/wiki/Boron_nitride
> 
>    "The thermal conductivity of BN is among the
>     highest of all electric insulators (see table)."
> 
> For paste products with conductive particles mixed into them,
> you don't want to get the material on anything
> except the surface to be cooled. Don't get thermal
> paste into any CPU sockets for example. You might
> be able to upset the bias on a PLL or something.
> (Many contacts on a CPU are relatively low
> impedance, but not all of them. Some can be
> "pushed around" by electrical leakage from a
> conductive paste.)

Yeah... which is why I don't like the idea of doing it myself.

-- 
Cheers, Carlos.

Back to alt.os.linux | Previous | Next — Previous in thread | Next in thread | Find similar | Unroll thread

Thread

Live boot wifi handling Mike Easter <MikeE@ster.invalid> - 2019-07-18 10:49 -0700
  Re: Live boot wifi handling Mike Easter <MikeE@ster.invalid> - 2019-07-18 11:06 -0700
    Re: Live boot wifi handling "Carlos E.R." <robin_listas@es.invalid> - 2019-07-18 23:07 +0200
      Re: Live boot wifi handling Mike Easter <MikeE@ster.invalid> - 2019-07-18 14:31 -0700
        Re: Live boot wifi handling Paul <nospam@needed.invalid> - 2019-07-18 17:51 -0400
          Re: Live boot wifi handling "Carlos E.R." <robin_listas@es.invalid> - 2019-07-20 12:58 +0200
            Re: Live boot wifi handling Paul <nospam@needed.invalid> - 2019-07-20 11:22 -0400
              Re: Live boot wifi handling "Carlos E.R." <robin_listas@es.invalid> - 2019-07-20 22:31 +0200
                Re: Live boot wifi handling Paul <nospam@needed.invalid> - 2019-07-20 18:14 -0400
        Re: Live boot wifi handling "Carlos E.R." <robin_listas@es.invalid> - 2019-07-20 12:46 +0200
  Re: Live boot wifi handling Mike Easter <MikeE@ster.invalid> - 2019-07-18 12:29 -0700
    Re: Live boot wifi handling Paul <nospam@needed.invalid> - 2019-07-18 16:52 -0400
    Re: Live boot wifi handling Mike Easter <MikeE@ster.invalid> - 2019-07-19 11:40 -0700
      Re: Live boot wifi handling Mike Easter <MikeE@ster.invalid> - 2019-07-19 12:41 -0700
      Re: Live boot wifi handling Mike Easter <MikeE@ster.invalid> - 2019-07-19 16:06 -0700
    Re: Live boot wifi handling Mike Easter <MikeE@ster.invalid> - 2019-07-20 10:45 -0700
      Re: Live boot wifi handling Mike Easter <MikeE@ster.invalid> - 2019-07-20 20:39 -0700
      Re: Live boot wifi handling Mike Easter <MikeE@ster.invalid> - 2019-07-21 03:27 -0700
  Re: Live boot wifi handling Mike Easter <MikeE@ster.invalid> - 2019-07-18 14:07 -0700
    Re: Live boot wifi handling Mike Easter <MikeE@ster.invalid> - 2019-07-18 14:54 -0700
    Re: Live boot wifi handling Mike Easter <MikeE@ster.invalid> - 2019-07-18 15:51 -0700
      Re: Live boot wifi handling Paul <nospam@needed.invalid> - 2019-07-18 22:53 -0400
      Re: Live boot wifi handling Mike Easter <MikeE@ster.invalid> - 2019-07-19 10:55 -0700
        Re: Live boot wifi handling Bit Twister <BitTwister@mouse-potato.com> - 2019-07-19 13:08 -0500
          Re: Live boot wifi handling Mike Easter <MikeE@ster.invalid> - 2019-07-19 11:16 -0700

csiph-web