[vcf-midatlantic] talk at VCF-East on audio cassettes for data; stuff

Michael Thompson michael.99.thompson at gmail.com
Fri May 11 12:11:59 EDT 2018


>
> Date: Thu, 10 May 2018 23:38:29 -0500
> From: Kyle Owen <kylevowen at gmail.com>
> Subject: Re: [vcf-midatlantic] talk at VCF-East on audio cassettes for
>         data; stuff
>
> This may be too beyond audio cassettes, but I figured I'd share.
>
> I never really was interested in this portion of my first PDP-8 haul, but I
> ended up with a Tennecomp Fidelipac drive. For those unfamiliar, these were
> commonly used for commercial breaks in radio stations and the stations'
> jingles. Similar to 8-track, but they didn't have a built-in pinch roller.
>
> I have yet to see if the unit is functional, and need to figure out where
> the interface card is (if it came with the interface, even), as I would
> like to digitize the tapes. Fortunately, I've got a friend with some radio
> station cart machines, so I could possibly record them to audio files and
> reverse engineer them from there.
>
> So yes, even a PDP-8/M, ca. 1974, and possibly prior, used an audio tape
> system for data storage!
>
> Pictures here: https://photos.app.goo.gl/kBL9gRGF697A0xUT2
>
> Kyle
>

There is one of those on the PDP-8/I at RCS/RI and on the Classic PDP-8 at
the Computermuseum der Fakultät Informatik.

Michael Thompson



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