Leaving the hobby

From: Merle K. Peirce <at258_at_osfn.org>
Date: Sun May 18 18:27:00 2003

Pete, you and Tony have been very helpful. The board seems the only
piece of the system that has survived, and completely out of context.

On Sun, 18 May 2003, Peter Turnbull wrote:

> On May 18, 9:27, Merle K. Peirce wrote:
> > I was going over some old cables, and found a strange card in them.
> >
> > It is marked C.A.V.I. interface and has a sticker that reads Cavri
> Systems.
> > There is a 1980 date etched on the board, and under the sticker it
> looks
> > like it says BCD Associates. There are seven chips on board, 2
> > DM7416N's a DM74LS14N, 2 Magnecraft W107DIP-5's, a Magnecraft
> W118DIP-5,
> > and a rockwell 6520-11. There are 6 outputs: Monitor V, Monitor A,
> Audio
> > Ch1 and 2, Player V and Computer V, and a nasty HRS rectangular
> locking plug.
> > I suspect it might be for an Apple II, but everything else was Wang
> or
> > System36, so it could be anything. Does anyone recognise this?
> Sounds like some kind of interface to connect a computer, a monitor,
> and a LaserVision player (or some similar device). Such systems were
> used for training systems using video clips and stills. I remember
> Jaguar using such a system in the mid-eighties; they shipped one to
> each Jaguar dealer in the UK, with training disks for the vehicle
> technicians -- but those were PC-based, with Pioneer LaserVision
> players and fancy Sony monitors. CAV probably means Constant Angular
> Velocity; which is what is used on LaserVision disks designed for
> random access, especially picking out individual frames. The
> Magnecraft devices are DIL reed relays, possibly for video switching.
> If it doesn't have much else on it, I'd guess it doen't do any
> genlocking.
> Sorry, no idea what computer it fits.
> --
> Pete Peter Turnbull
> Network Manager
> University of York

M. K. Peirce

Rhode Island Computer Museum, Inc.
Shady Lea, Rhode Island

"Casta est quam nemo rogavit."
              - Ovid
Received on Sun May 18 2003 - 18:27:00 BST

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