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Re: Blast From Past - IBM 670 Mag Drum Computer

From John Ames <commodorejohn@gmail.com>
Newsgroups comp.os.linux.misc
Subject Re: Blast From Past - IBM 670 Mag Drum Computer
Date 2025-07-07 09:09 -0700
Organization A noiseless patient Spider
Message-ID <20250707090941.00000774@gmail.com> (permalink)
References <KCCdnfVpqdbBZPj1nZ2dnZfqn_WdnZ2d@giganews.com> <slrn106csda.1c51.trepidation@vps.jonz.net> <mco1b2F2dvgU3@mid.individual.net> <vNWdnfCkkbY9X_X1nZ2dnZfqnPudnZ2d@giganews.com> <tN9aQ.36360$V4j4.27196@fx46.iad>

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On Sat, 05 Jul 2025 13:30:01 GMT
Charlie Gibbs <cgibbs@kltpzyxm.invalid> wrote:

> When the CE came in to investigate, he pulled one of the main circuit
> boards and a VLSI chip fell off it.  The thermal cycling had caused
> the chips to literally walk right out of their sockets.

Hah, wow - "chip creep" is a fairly common cause of marginal behavior
in old home computers (particular in the era of NMOS ICs,) but that's
the most extreme case I've heard of!

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Thread

Blast From Past - IBM 670 Mag Drum Computer c186282 <c186282@nnada.net> - 2025-07-02 23:30 -0400
  Re: Blast From Past - IBM 670 Mag Drum Computer Allodoxaphobia <trepidation@example.net> - 2025-07-03 12:03 +0000
    Re: Blast From Past - IBM 670 Mag Drum Computer rbowman <bowman@montana.com> - 2025-07-03 18:43 +0000
      Re: Blast From Past - IBM 670 Mag Drum Computer c186282 <c186282@nnada.net> - 2025-07-05 02:14 -0400
        Re: Blast From Past - IBM 670 Mag Drum Computer Charlie Gibbs <cgibbs@kltpzyxm.invalid> - 2025-07-05 13:30 +0000
          Re: Blast From Past - IBM 670 Mag Drum Computer rbowman <bowman@montana.com> - 2025-07-05 18:05 +0000
          Re: Blast From Past - IBM 670 Mag Drum Computer Bobbie Sellers <bliss-sf4ever@dslextreme.com> - 2025-07-05 13:25 -0700
          Re: Blast From Past - IBM 670 Mag Drum Computer Lawrence D'Oliveiro <ldo@nz.invalid> - 2025-07-06 00:20 +0000
            Re: Blast From Past - IBM 670 Mag Drum Computer rbowman <bowman@montana.com> - 2025-07-06 03:38 +0000
          Re: Blast From Past - IBM 670 Mag Drum Computer John Ames <commodorejohn@gmail.com> - 2025-07-07 09:09 -0700
            Re: Blast From Past - IBM 670 Mag Drum Computer c186282 <c186282@nnada.net> - 2025-07-07 17:52 -0400
              Re: Blast From Past - IBM 670 Mag Drum Computer rbowman <bowman@montana.com> - 2025-07-08 03:30 +0000
                Re: Blast From Past - IBM 670 Mag Drum Computer c186282 <c186282@nnada.net> - 2025-07-08 01:55 -0400
                Re: Blast From Past - IBM 670 Mag Drum Computer c186282 <c186282@nnada.net> - 2025-07-08 22:36 -0400

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