Groups > sci.electronics.design > #451777

Re: Audio Generator or Function Generator? Which to get?

From	amdx <nojunk@knology.net>
Newsgroups	sci.electronics.design
Subject	Re: Audio Generator or Function Generator? Which to get?
Date	2017-03-14 11:13 -0500
Organization	A noiseless patient Spider
Message-ID	<oa94mm$lb$1@dont-email.me> (permalink)
References	(1 earlier) <47e776aa-2f57-4a80-b63a-c2392b9a3455@googlegroups.com> <85e43afc-b031-4f25-91e9-868b46c247b5@googlegroups.com> <181bc537-6f1f-40f2-ada6-e035ecf653ba@googlegroups.com> <2fb2b79d-96d9-46be-b222-1cbdf2ed195e@googlegroups.com> <532c4f86-f9ac-4b64-a5bb-cb58fe4407a4@googlegroups.com>

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On 3/14/2017 10:51 AM, dcaster@krl.org wrote:
> On Tuesday, March 14, 2017 at 10:02:05 AM UTC-4, tabb...@gmail.com wrote:
>
>
>>> Way back in the 1960's the mean time to failure for some transistors was 1500 years.
>>
>> And the mean time to failure for soldered connections, electrolytics, bits of plastic, switch contacts and all other parts?
>>
>>
>> NT
>
> On the stuff I was  designing  there were no bits of plastic, switches , or soldered connections.  The electrolytics were the biggest problem and we used mostly dry slug tantalum caps  ( as I remember it,  It was a while back )
>
> It was somewhat after someone at MIT or Harvard built a difference analyser with something like 50,000 tubes.  The tubes had a 50,000 hour average life .  Se it would fail about every hour.  To find the bad tube took something like two hours  It was not a success.
>
>                                           Dan
>
     Still in use by the DMV.



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Thread

Audio Generator or Function Generator? Which to get? oldschool@tubes.com - 2017-03-13 02:26 -0600
  Re: Audio Generator or Function Generator? Which to get? Colin Horsley <horsley-spam@westnet.com.au> - 2017-03-13 20:20 +1100
  Re: Audio Generator or Function Generator? Which to get? tabbypurr@gmail.com - 2017-03-13 02:20 -0700
  Re: Audio Generator or Function Generator? Which to get? Jasen Betts <jasen@xnet.co.nz> - 2017-03-13 09:32 +0000
    Re: Audio Generator or Function Generator? Which to get? Martin Brown <'''newspam'''@nezumi.demon.co.uk> - 2017-03-14 09:22 +0000
      Re: Audio Generator or Function Generator? Which to get? Phil Allison <pallison49@gmail.com> - 2017-03-14 03:11 -0700
      Re: Audio Generator or Function Generator? Which to get? tabbypurr@gmail.com - 2017-03-14 06:58 -0700
        Re: Audio Generator or Function Generator? Which to get? Martin Brown <'''newspam'''@nezumi.demon.co.uk> - 2017-03-15 12:10 +0000
          Re: Audio Generator or Function Generator? Which to get? tabbypurr@gmail.com - 2017-03-15 05:39 -0700
            Re: Audio Generator or Function Generator? Which to get? Phil Allison <pallison49@gmail.com> - 2017-03-15 17:41 -0700
              Re: Audio Generator or Function Generator? Which to get? tabbypurr@gmail.com - 2017-03-15 19:13 -0700
                Re: Audio Generator or Function Generator? Which to get? Phil Allison <pallison49@gmail.com> - 2017-03-15 19:23 -0700
                Re: Audio Generator or Function Generator? Which to get? tabbypurr@gmail.com - 2017-03-15 19:32 -0700
                Re: Audio Generator or Function Generator? Which to get? Phil Allison <pallison49@gmail.com> - 2017-03-15 19:44 -0700
                Re: Audio Generator or Function Generator? Which to get? tabbypurr@gmail.com - 2017-03-15 21:00 -0700
                Re: Audio Generator or Function Generator? Which to get? Phil Allison <pallison49@gmail.com> - 2017-03-15 22:09 -0700
            Re: Audio Generator or Function Generator? Which to get? Martin Brown <'''newspam'''@nezumi.demon.co.uk> - 2017-03-16 10:09 +0000
            Re: Audio Generator or Function Generator? Which to get? "David Eather" <eather@tpg.com.au> - 2017-03-17 13:56 +1000
              Re: Audio Generator or Function Generator? Which to get? Phil Allison <pallison49@gmail.com> - 2017-03-16 22:44 -0700
              Re: Audio Generator or Function Generator? Which to get? tabbypurr@gmail.com - 2017-03-17 02:35 -0700
                Re: Audio Generator or Function Generator? Which to get? Martin Brown <'''newspam'''@nezumi.demon.co.uk> - 2017-03-17 11:28 +0000
                Re: Audio Generator or Function Generator? Which to get? rickman <gnuarm@gmail.com> - 2017-03-17 11:10 -0400
          Re: Audio Generator or Function Generator? Which to get? George Herold <gherold@teachspin.com> - 2017-03-15 07:13 -0700
  Re: Audio Generator or Function Generator? Which to get? Ralph Mowery <rmowery28146@earthlink.net> - 2017-03-13 10:13 -0400
  Re: Audio Generator or Function Generator? Which to get? "dcaster@krl.org" <dcaster@krl.org> - 2017-03-13 09:09 -0700
    Re: Audio Generator or Function Generator? Which to get? Jasen Betts <jasen@xnet.co.nz> - 2017-03-13 18:59 +0000
      Re: Audio Generator or Function Generator? Which to get? rickman <gnuarm@gmail.com> - 2017-03-14 19:43 -0400
        Re: Audio Generator or Function Generator? Which to get? krw@notreal.com - 2017-03-14 20:50 -0400
          Re: Audio Generator or Function Generator? Which to get? "dcaster@krl.org" <dcaster@krl.org> - 2017-03-14 18:34 -0700
            Re: Audio Generator or Function Generator? Which to get? krw@notreal.com - 2017-03-14 21:48 -0400
          Re: Audio Generator or Function Generator? Which to get? tabbypurr@gmail.com - 2017-03-15 05:43 -0700
            Re: Audio Generator or Function Generator? Which to get? "dcaster@krl.org" <dcaster@krl.org> - 2017-03-15 07:30 -0700
              Re: Audio Generator or Function Generator? Which to get? tabbypurr@gmail.com - 2017-03-15 11:36 -0700
            Re: Audio Generator or Function Generator? Which to get? Phil Allison <pallison49@gmail.com> - 2017-03-15 17:46 -0700
              Re: Audio Generator or Function Generator? Which to get? tabbypurr@gmail.com - 2017-03-15 19:15 -0700
                Re: Audio Generator or Function Generator? Which to get? Phil Allison <pallison49@gmail.com> - 2017-03-15 19:26 -0700
                Re: Audio Generator or Function Generator? Which to get? tabbypurr@gmail.com - 2017-03-15 19:45 -0700
                Re: Audio Generator or Function Generator? Which to get? Phil Allison <pallison49@gmail.com> - 2017-03-15 20:15 -0700
                Re: Audio Generator or Function Generator? Which to get? tabbypurr@gmail.com - 2017-03-15 21:05 -0700
                Re: Audio Generator or Function Generator? Which to get? Phil Allison <pallison49@gmail.com> - 2017-03-15 22:24 -0700
                Re: Audio Generator or Function Generator? Which to get? tabbypurr@gmail.com - 2017-03-16 10:07 -0700
                Re: Audio Generator or Function Generator? Which to get? rickman <gnuarm@gmail.com> - 2017-03-16 14:06 -0400
                Re: Audio Generator or Function Generator? Which to get? Phil Allison <pallison49@gmail.com> - 2017-03-16 15:37 -0700
    Re: Audio Generator or Function Generator? Which to get? tabbypurr@gmail.com - 2017-03-13 17:43 -0700
      Re: Audio Generator or Function Generator? Which to get? "dcaster@krl.org" <dcaster@krl.org> - 2017-03-14 06:46 -0700
        Re: Audio Generator or Function Generator? Which to get? tabbypurr@gmail.com - 2017-03-14 07:01 -0700
          Re: Audio Generator or Function Generator? Which to get? "dcaster@krl.org" <dcaster@krl.org> - 2017-03-14 08:51 -0700
            Re: Audio Generator or Function Generator? Which to get? amdx <nojunk@knology.net> - 2017-03-14 11:13 -0500
            Re: Audio Generator or Function Generator? Which to get? tabbypurr@gmail.com - 2017-03-14 16:20 -0700
        Re: Audio Generator or Function Generator? Which to get? Phil Allison <pallison49@gmail.com> - 2017-03-14 17:47 -0700
  Re: Audio Generator or Function Generator? Which to get? Jeff Liebermann <jeffl@cruzio.com> - 2017-03-13 09:27 -0700
    Re: Audio Generator or Function Generator? Which to get? oldschool@tubes.com - 2017-03-13 14:23 -0500
      Re: Audio Generator or Function Generator? Which to get? Ralph Mowery <rmowery28146@earthlink.net> - 2017-03-13 16:28 -0400
      Re: Audio Generator or Function Generator? Which to get? rickman <gnuarm@gmail.com> - 2017-03-14 19:57 -0400
        Re: Audio Generator or Function Generator? Which to get? tabbypurr@gmail.com - 2017-03-15 05:46 -0700
          Re: Audio Generator or Function Generator? Which to get? rickman <gnuarm@gmail.com> - 2017-03-15 12:36 -0400
            Re: Audio Generator or Function Generator? Which to get? tabbypurr@gmail.com - 2017-03-15 11:38 -0700
            Re: Audio Generator or Function Generator? Which to get? Martin Brown <'''newspam'''@nezumi.demon.co.uk> - 2017-03-16 12:52 +0000
              Re: Audio Generator or Function Generator? Which to get? rickman <gnuarm@gmail.com> - 2017-03-16 12:53 -0400
  Re: Audio Generator or Function Generator? Which to get? amdx <nojunk@knology.net> - 2017-03-13 13:43 -0500
    Re: Audio Generator or Function Generator? Which to get? amdx <nojunk@knology.net> - 2017-03-13 14:01 -0500
    Re: Audio Generator or Function Generator? Which to get? oldschool@tubes.com - 2017-03-13 14:33 -0500
      Re: Audio Generator or Function Generator? Which to get? amdx <nojunk@knology.net> - 2017-03-13 14:51 -0500
      Re: Audio Generator or Function Generator? Which to get? rickman <gnuarm@gmail.com> - 2017-03-14 20:02 -0400
  Re: Audio Generator or Function Generator? Which to get? "Benderthe.evilrobot" <Benderthe.evilrobot@virginmedia.com> - 2017-03-13 21:15 +0000
  Re: Audio Generator or Function Generator? Which to get? rickman <gnuarm@gmail.com> - 2017-03-14 14:31 -0400
    Re: Audio Generator or Function Generator? Which to get? whit3rd <whit3rd@gmail.com> - 2017-03-14 17:23 -0700
      Re: Audio Generator or Function Generator? Which to get? rickman <gnuarm@gmail.com> - 2017-03-14 20:52 -0400
        Re: Audio Generator or Function Generator? Which to get? whit3rd <whit3rd@gmail.com> - 2017-03-14 18:24 -0700
          Re: Audio Generator or Function Generator? Which to get? rickman <gnuarm@gmail.com> - 2017-03-14 23:26 -0400
            Re: Audio Generator or Function Generator? Which to get? whit3rd <whit3rd@gmail.com> - 2017-03-15 13:06 -0700
              Re: Audio Generator or Function Generator? Which to get? rickman <gnuarm@gmail.com> - 2017-03-15 16:24 -0400
        Re: Audio Generator or Function Generator? Which to get? Jasen Betts <jasen@xnet.co.nz> - 2017-03-15 02:21 +0000
          Re: Audio Generator or Function Generator? Which to get? amdx <nojunk@knology.net> - 2017-03-15 07:24 -0500
            Re: Audio Generator or Function Generator? Which to get? rickman <gnuarm@gmail.com> - 2017-03-15 12:38 -0400
    Re: Audio Generator or Function Generator? Which to get? Phil Allison <pallison49@gmail.com> - 2017-03-14 17:53 -0700
  Re: Audio Generator or Function Generator? Which to get? Bill Beaty <billb@eskimo.com> - 2017-03-16 14:04 -0700
  Re: Audio Generator or Function Generator? Which to get? DemonicTubes <tlackie@gmail.com> - 2017-03-17 08:55 -0700
    Re: Audio Generator or Function Generator? Which to get? Martin Brown <'''newspam'''@nezumi.demon.co.uk> - 2017-03-17 16:10 +0000

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