SUMMARY: large screen projection from SPARCs

From: Patrick O'Callaghan (poc@usb.ve)
Date: Tue May 18 1993 - 20:25:00 CDT


Quite a few replies to this one. My question was:

    What do people use when making a presentation/demo running on a
    SPARCstation? Will off-the-shelf video-beams or LCD panels work? How
    about from Classics (they're supposed to have a Super VGA display as
    far as I know).

Some of the replies were:

From: Matt_Mauss_-T@hqdev.3mail.3com.com

    i've seen two demos using color lcd projection panels with an overhead
    projector, one was Eakins Open Systems (800)-776-5665, the other was by
    tadpole, showing off their sparcbook2, i'm not sure what brand it was
    but tadpole's phone is (800)232-6656.

    wait, i just ran across another couple of ads, Orange Systems offers
    what they call "Series 3000 Portsblr SPARC Demonstration System",
    (301)840-9405. Boxlight Corporation, (800)736-6955, has the "Boxlight
    1685 Sunscreen" LCD panel display 1024x768, 24,389 colors...

From: cameron@hobbes.intellistor.com (Neill Cameron)

      A lower cost solution if you have the network in place is to buy
    a VGA display for a PC, and an X server package for the PC and use
    X to run the demo on the Workstation, but display it to the PC....

From: Mark.McIntosh@sirius.UVic.CA

    I've attached a shar file containing a mail(1) format mailbox file
    that is a collection of articles I've saved on the topic of Sun
    compatible LCD panels. We currently have a Proxima Ovation colour LCD
    panel that we use with Macs and PCs. You can get Sbus cards for other
    Suns that support VGA output. VGA won't give you much screen space on
    a Sun, compared to it's normal frame buffers. I would prefer the
    higher resolution and faster LCD panels now coming out, as mentioned
    in the last article in the attached mailbox file.

    (If anyone else wants Mark's shar file, let me know)

From: Joseph McPherson <jmcphers@bio.ri.ccf.org>

    We have recently completed an eval of available units. Our choice
    was the InFocus 7600WS LCD projection panel. This panel will
    accept video out directly from sun workstations. It will also
    work with PC and Macintosh units if needed.

    Drawbacks are price, around $8,000 (US), and the fact that it is a
    passive matrix unit. However, as mentioned it will accept sun
    video signals directly, is portable and will project images at
    1024x768.

From: barnes@sde.mdso.vf.ge.com (Barnes William)

    1 - To capture information to replay at a demo: We use gain
    technology's products to capture information to replay at
    a later date for a demo. This way we know exactly how the
    demo will run and so we don't have to worry so much about
    those little gremlens out there that love to attack at
    demo time.

    2 - To display the information we run the video from the sparcs
    through a video splitter/amplifier (I can get the vendor if you want,
    but there are many out there) which will drive our monitor and an
    overhead projector that takes RGBI inputs (we use an Esprit projector
    and should soon be getting a Sony). This projector, if you are going
    to be switching between different vendors equipment should be one that
    is smart enough to select different scan rates (the Sony that we are
    getting soon). Otherwise your picture quality could suffer on some of
    the equipment.

Thanks also to:

From: brooks@cecer.army.mil (Doug Brooks)
From: brooks@cecer.army.mil (Doug Brooks)
From: Dale Houston <dhouston@bio.ri.ccf.org>
From: shandelm@jpmorgan.com (Joel Shandelman FIMS Information Systems - 212-648-4480)
From: Birger.Wathne@vest.sdata.no (Birger A. Wathne)

Patrick O'Callaghan Internet: poc@usb.ve
Departamento de Computacion NICNAME: PO22
Universidad Simon Bolivar Tel: +058 (2) 906 3320, 906 3947
Apartado de Correos 89000 FAX: +058 (2) 93 71 28
Caracas, Venezuela "There is no Net but the Internet"



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