from "Dave Wade via cctalk"
To: "General Discussion: On-Topic and Off-Topic Posts"
Sent: Thursday, 10 May, 2018 5:53:38 PM
Subject: RE: how fast were drum memories?
I don't think early drums were terribly fast, but this wasn't a problem
because often they were on serial machines, and the
E = 6.3v filament
F = Pentode
5x = B9G base
Andy
"Is there a form of machine readable data older than 150 years?"
Jacquard cards;
Morse recorder;
certain musical instrument programmes.
Also with modern scanners virtually any printed material and some handwritten.
Andy
eBay Item 302562153660
Sure, it's a Kennedy 9832 drive mounted in some sort of giant hard case.
Anyone know if this was a modified drive? What on earth would it be
used for?
--Chuck
Can't see this item, ut
Tape drives in flight cases (which I assume is described) are normally data
(other interested party)
Andy
>>>>
- Original Message -
From: "Philipp Hachtmann via cctalk"
To: "ANDY HOLT via cctalk"
Sent: Wednesday, 16 August, 2017 12:15:36 PM
Subject: Re: Plotter + Tape drive
Hi,
> HP 88780 9-track tape drive (also several tapes &
m: "Philipp Hachtmann via cctalk"
To: "ANDY HOLT via cctalk"
Sent: Wednesday, 16 August, 2017 12:15:36 PM
Subject: Re: Plotter + Tape drive
Hi,
> HP 88780 9-track tape drive (also several tapes "new" in packaging).
> Both were working when last powered-on but that
Giving away ancient computer equipment (Essex England):
I have a HP 7550A plotter and a
HP 88780 9-track tape drive (also several tapes "new" in packaging).
Both were working when last powered-on but that was a couple of years ago.
I was going to give them to the computing history m
I guess that depends on your opinion of "reasonable".
I have a number of 8mm home videos my father made but every place I looked
at was prohibitively expensive (several hundred dollars per reel!!)
Or on location, perhaps (I'm in the UK)
A few years ago I had mine and my fathers 8mm fi
My tape obsession was already slightly out of control, but when I found a
create of 8mm reel of family footage and other movies in my 90 something year
old grandfather's storage, I need a recommendation on how to play these, we're
they standardised?
What is the difference between 8mm and s
I am looking for someone who can read an ICL EDS8 disk pack. I am told that it
would have been used in an ICT type 2802/2 drive on an ICL 1905E, but that it
is also compatible with an IBM 2311 disk drive and that it uses a mechanical
assembly based on a CDC 9450. Given the mention of the 2311
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