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Groups > alt.os.linux > #51471
| From | Paul <nospam@needed.invalid> |
|---|---|
| Newsgroups | alt.os.linux, comp.os.linux.misc |
| Subject | Re: Here you go, Apple lovers! Eat this! |
| Date | 2018-11-02 01:45 -0400 |
| Organization | A noiseless patient Spider |
| Message-ID | <prgo8t$tcv$1@dont-email.me> (permalink) |
| References | (2 earlier) <011120180402308647%nospam@nospam.invalid> <preupu$34p$1@dont-email.me> <prf74b0d2g@news2.newsguy.com> <prgamm$atn$1@dont-email.me> <prgjfs$ka1$1@gonzo.alcatraz> |
Cross-posted to 2 groups.
Jasen Betts wrote:
> On 2018-11-02, Paul <nospam@needed.invalid> wrote:
>> Jean-David Beyer wrote:
>>> On 11/1/18 9:24 AM, Paul wrote:
>>>> The part that amazes me, is how quickly the
>>>> helium seems to incapacitate the phone. It's
>>>> like there's no seal at all around these things.
>>> When I had to design stuff to a certain military specification, some
>>> things had to be hermetically sealed. Helium leak detectors are used for
>>> this because helium can penetrate where air cannot.
>>>
>>> https://en.wikipedia.org/wiki/Helium_mass_spectrometer
>>>
>> https://www.sitime.com/support/faqs
>>
>> Q: How effective is the hermetic seal of MEMS oscillators??
>>
>> A; One of the key elements enabling extremely stable MEMS resonators
>> is SiTime's EpiSeal process which hermetically seals the resonators
>> during wafer processing, eliminating any need for hermetically sealed
>> ceramic packaging. SiTime's EpiSeal resonator is impervious to the
>> highest concentration elements in the atmosphere, nitrogen and oxygen,
>> and therefore acts as a perfect seal.
>>
>> Previous generations of EpiSeal resonators may have been impacted by
>> large concentrations of small-molecule gas. <===
>>
>> Newer EpiSeal resonators are impervious to all small-molecule gases.
>> Please contact SiTime in case you are planning to use a SiTime device
>> in large concentrations of small-molecule gas, so that we can recommend
>> an appropriate, immune part.
>
> Helium is not small-molecule, it monatomic. I don't know if they are
> relying on that technicality or not.
>
Yes, only the He2 causes a problem :-)
They were probably thinking of a hydrogen H2 leak.
And you have more to worry about than your oscillator
if that happens.
Paul
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Here you go, Apple lovers! Eat this! Nomen Nescio <noreply@mixnym.net> - 2018-10-31 20:24 -0500
Re: Here you go, Apple lovers! Eat this! NumbLock <789456123@0.com> - 2018-10-31 20:20 -0700
Re: Here you go, Apple lovers! Eat this! William Unruh <unruh@invalid.ca> - 2018-11-01 14:40 +0000
Re: Here you go, Apple lovers! Eat this! Andy Burns <usenet@andyburns.uk> - 2018-11-19 08:12 +0000
Re: Here you go, Apple lovers! Eat this! Bobbie Sellers <bliss@mouse-potato.com> - 2018-11-01 07:50 -0700
Re: Here you go, Apple lovers! Eat this! Andy Burns <usenet@andyburns.uk> - 2018-11-01 07:09 +0000
Re: Here you go, Apple lovers! Eat this! nospam <nospam@nospam.invalid> - 2018-11-01 04:02 -0400
Re: Here you go, Apple lovers! Eat this! Paul <nospam@needed.invalid> - 2018-11-01 09:24 -0400
Re: Here you go, Apple lovers! Eat this! nospam <nospam@nospam.invalid> - 2018-11-01 09:30 -0400
Re: Here you go, Apple lovers! Eat this! Eric Stevens <eric.stevens@sum.co.nz> - 2018-11-02 11:46 +1300
Re: Here you go, Apple lovers! Eat this! nospam <nospam@nospam.invalid> - 2018-11-01 19:06 -0400
Re: Here you go, Apple lovers! Eat this! Chris <ithinkiam@gmail.com> - 2018-11-02 08:42 +0000
Re: Here you go, Apple lovers! Eat this! William Unruh <unruh@invalid.ca> - 2018-11-02 13:02 +0000
Re: Here you go, Apple lovers! Eat this! Eric Stevens <eric.stevens@sum.co.nz> - 2018-11-03 14:34 +1300
Re: Here you go, Apple lovers! Eat this! William Unruh <unruh@invalid.ca> - 2018-11-01 14:43 +0000
Re: Here you go, Apple lovers! Eat this! Jean-David Beyer <jeandavid8@verizon.net> - 2018-11-01 11:46 -0400
Re: Here you go, Apple lovers! Eat this! Paul <nospam@needed.invalid> - 2018-11-01 21:53 -0400
Re: Here you go, Apple lovers! Eat this! Jasen Betts <jasen@xnet.co.nz> - 2018-11-02 04:23 +0000
Re: Here you go, Apple lovers! Eat this! Paul <nospam@needed.invalid> - 2018-11-02 01:45 -0400
Re: Here you go, Apple lovers! Eat this! Paul <nospam@needed.invalid> - 2018-11-02 02:16 -0400
Re: Here you go, Apple lovers! Eat this! Nomen Nescio <noreply@mixnym.net> - 2018-11-01 08:45 -0500
Re: Here you go, Apple lovers! Eat this! Andy Burns <usenet@andyburns.uk> - 2018-11-01 15:00 +0000
Re: Here you go, Apple lovers! Eat this! John Hasler <jhasler@newsguy.com> - 2018-11-01 11:27 -0500
Re: Here you go, Apple lovers! Eat this! Nomen Nescio <noreply@mixnym.net> - 2018-11-01 15:25 -0500
Re: Here you go, Apple lovers! Eat this! Nomen Nescio <nobody@dizum.com> - 2018-11-08 10:06 +0100
Re: Here you go, Apple lovers! Eat this! Jean-David Beyer <jeandavid8@verizon.net> - 2018-11-08 08:11 -0500
Re: Here you go, Apple lovers! Eat this! John Hasler <jhasler@newsguy.com> - 2018-11-08 08:37 -0600
Re: Here you go, Apple lovers! Eat this! William Unruh <unruh@invalid.ca> - 2018-11-09 16:49 +0000
Re: Here you go, Apple lovers! Eat this! "Cybe R. Wizard" <cybe_r_wizard@WizardsTower.invalid> - 2018-11-09 15:25 -0600
Re: Here you go, Apple lovers! Eat this! Paul <nospam@needed.invalid> - 2018-11-10 00:42 -0500
Re: Here you go, Apple lovers! Eat this! Eric Stevens <eric.stevens@sum.co.nz> - 2018-11-09 13:56 +1300
Re: Here you go, Apple lovers! Eat this! Paul <nospam@needed.invalid> - 2018-11-01 22:04 -0400
Re: Here you go, Apple lovers! Eat this! Andy Burns <usenet@andyburns.uk> - 2018-11-02 06:41 +0000
Re: Here you go, Apple lovers! Eat this! Paul <nospam@needed.invalid> - 2018-11-02 04:20 -0400
Re: Here you go, Apple lovers! Eat this! Bobbie Sellers <bliss@mouse-potato.com> - 2018-11-02 05:51 -0700
Re: Here you go, Apple lovers! Eat this! The Natural Philosopher <tnp@invalid.invalid> - 2018-11-02 19:47 +0000
Re: Here you go, Apple lovers! Eat this! Wolf K <wolfmac@sympatico.ca> - 2018-11-02 16:31 -0400
Re: Here you go, Apple lovers! Eat this! The Natural Philosopher <tnp@invalid.invalid> - 2018-11-02 21:14 +0000
Re: Here you go, Apple lovers! Eat this! William Unruh <unruh@invalid.ca> - 2018-11-02 13:06 +0000
Re: Here you go, Apple lovers! Eat this! John Hasler <jhasler@newsguy.com> - 2018-11-02 07:19 -0500
Re: Here you go, Apple lovers! Eat this! John Hasler <jhasler@newsguy.com> - 2018-11-02 07:15 -0500
Re: Here you go, Apple lovers! Eat this! Nomen Nescio <nobody@dizum.com> - 2018-11-08 15:38 +0100
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