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  1. IBM 360 Console Panel Software Planshttps://vaxbarn.com/collection/mainframe/ibm-360-65/ibm-360-console-panel-software-plans

    The more subtle change will be to replace the emulated 370 CPU with an emulated 360 model 65 CPU. The feasibility of doing this depends on my ability to find the proper documentation on the model 65's microarchitecture (see the Wiki for an overview of...

    • Type: Article
    • Author: Vaxbarn
    • Category: IBM 360
  2. IBM 360 Emulator goes Hardwarehttps://vaxbarn.com/collection/mainframe/ibm-360-65/ibm-360-emulator-goes-hardware

    FPGA development boards are available that fit into a PCIe slot. I've selected the Xilinx XUPV5 board pictured above for this project, as it has ample logic, a PCIe interface, and I/O pins that don't use exotic connectors. Next thing to do is to build a...

    • Type: Article
    • Author: Vaxbarn
    • Category: IBM 360
  3. Acquired Philips P800 mini computer systemshttps://vaxbarn.com/collection/mini/philips-p857/acquired-philips-p800-mini-computer-systems

    saw the auction when it had 11 minutes left to go while I was on vacation (I'm a bit of an eBay junkie, although deals like this are becoming rare). Inventory P856/P857 CPU box (blinkenlights w/toggle switches 3 x P858/P859 CPU box (hex keypad with...

    • Type: Article
    • Author: Vaxbarn
    • Category: Acquisitions
  4. Acquired Nova 4 mini computerhttps://vaxbarn.com/collection/mini/dg-nova4/acquired-nova-4-mini-computer

    on the front of the card 16 - two large connectors going to a 100-pin card edge connector. There is a card that fits this with a hand-written label that reads: 879-0066-000A Terminator I/O Board Rev. A - Term. I/O - 6 5-16-83 On the A-side of the...

    • Type: Article
    • Author: Vaxbarn
    • Category: Acquisitions
  5. July 4th Megahaulhttps://vaxbarn.com/july-fourth

    spare disks, etc... TU58 Cipher M995S 1/2" 9-track tapedrive DEC TSZ07 1/2" 9-track SCSI tapedrive As you can see, all this has made me very happy!

    • Type: Article
    • Author: Vaxbarn
    • Category: Acquisitions
  6. TEP FTI990https://vaxbarn.com/collection/industrial/tep-fti990

    order, and runs PDOS. Eyring was a research institute in Provo, Utah, liaised with the Brigham Young University. It was this institute that spun off companies like Novell and WordPerfect. A sample PDOS session is given below: SELECT FTI990-FDC? Y *PDOS...

    • Type: Article
    • Author: Vaxbarn
    • Category: Collection
  7. HP Integral PC (9807A)https://vaxbarn.com/collection/luggable/hp-ipc

    as oscilloscopes, function generators and logic analyzers, as well as to hard drives and plotters. The unique feature of this machine is that it runs Hewlett-Packard's flavor of Unix, HP-UX, from ROM. The ROM module on my Integral contains HP-UX version...

    • Type: Article
    • Author: Vaxbarn
    • Category: Collection
  8. HP AlphaServer ES47https://vaxbarn.com/collection/server/hp-es47

    installed in groups of 5 RIMMs. These 5 RIMMs are grouped into a RAID set. In combination with the ECC feature on the RIMMs, this allows for higher fault-tolerance. HP AlphaServer ES47 [AY54500247] instance Contains:4 * DEC 21364 (EV7) HP AlphaServer...

    • Type: Article
    • Author: Vaxbarn
    • Category: Collection
  9. IBM 360 Model 65https://vaxbarn.com/collection/mainframe/ibm-360-65

    artefact Company:IBM (International Business Machines) artefact for:IBM 360 Model 65 One of the bigger projects is to bring this panel back to life. Read about it in the "Operation Blinkenlights" file. IBM 360 Model 65 SLT Module artefact Company:IBM...

    • Type: Article
    • Author: Vaxbarn
    • Category: Collection
  10. Convex C1 XPhttps://vaxbarn.com/collection/super/convex-c1xp

    C-Series can contain:Convex C1 CPU System class:Supercomputer Contains:Convex C1 CPU {gallery}convex/c1xp{/gallery} This Convex C1 XP is one of the systems donated by a Stanford University professor. The Convex C1 XP was introduced in 1986 as a high-end...

    • Type: Article
    • Author: Vaxbarn
    • Category: Collection
  11. Convex C1 XLhttps://vaxbarn.com/collection/super/convex-c1xl

    C-Series can contain:Convex C1 CPU System class:Supercomputer Contains:Convex C1 CPU {gallery}convex/c1xl{/gallery} This Convex C1 XL is one of the systems donated by a Stanford University professor. The Convex C1 XL was introduced in 1986 as a low-end...

    • Type: Article
    • Author: Vaxbarn
    • Category: Collection
  12. Convex C3880https://vaxbarn.com/collection/super/convex-c3880

    developed together with Vitesse Semiconductor. Convex C3880 CPU module artefact Company:Convex artefact for:Convex C3880 This is one of the two vector boards from one of 8 CPU's. One CPU consisted of two vector boards, two scalar boards, and two memory...

    • Type: Article
    • Author: Vaxbarn
    • Category: Collection
  13. Ferranti Atlas (II)https://vaxbarn.com/collection/super/ferranti-atlas

    Ferranti Atlas (II) Engineering Drawings artefact Company:Ferranti artefact for:Ferranti Atlas (II) High resolution scans of this folder of Atlas II drawings is available here Ferranti Atlas (II) 822-type module (hex flip-flop) artefact Company:Ferranti...

    • Type: Article
    • Author: Vaxbarn
    • Category: Collection
  14. I/O Selectrichttps://vaxbarn.com/tag/i-o-selectric

    This project is about the restoration of an IBM I/O Selectric model 731. The 731 is similar to a normal Selectric 721 electromechanical typewriter, but has been fitted with switches and solenoids, allowing it to be used as a console typewriter for a...

    • Type: Tag
    • Author: Vaxbarn
  15. IBM 360 Console Panel Arrivedhttps://vaxbarn.com/collection/mainframe/ibm-360-65/ibm-360-console-panel-arrived

    of November, a long awaited pallet arrived at my doorstep. Inside? An IBM 360 mainframe's console panel from the 1960's. This particular one spent part of its life on the desk of a software engineer at Digital Equipment Corporation, IBM's main...

    • Type: Article
    • Author: Vaxbarn
    • Category: IBM 360
  16. First Look at the IBM 360 Console Panelhttps://vaxbarn.com/collection/mainframe/ibm-360-65/first-look-at-the-ibm-360-console-panel

    striped) wires. Unfortunately, the cables were simply chopped off when the console panel was separated from the cpu. This makes it hard to determine which wire is which. At the console end of the cables, every wire is individually numbered as shown...

    • Type: Article
    • Author: Vaxbarn
    • Category: IBM 360
  17. Ideas for IBM 360 Panel Electronicshttps://vaxbarn.com/collection/mainframe/ibm-360-65/ideas-for-ibm-360-panel-electronics

    237 digital outputs, 5 analog inputs and one analog output (for the voltmeter). I've opted to use a Velleman K8061 kit. This is a USB interface that provides 8 digital inputs, 8 digital outputs, 8 analog inputs and 8 analog outputs. To control the...

    • Type: Article
    • Author: Vaxbarn
    • Category: IBM 360
  18. IBM 360: Why?https://vaxbarn.com/collection/mainframe/ibm-360-65/ibm-360-why

    the inter-board connections have been made now. 846 soldering points to be precise. Only 498 to go... Remind me why I picked this hobby again?

    • Type: Article
    • Author: Vaxbarn
    • Category: IBM 360
  19. IBM 360 Console Panel Hardware Part Donehttps://vaxbarn.com/collection/mainframe/ibm-360-65/ibm-360-console-panel-hardware-part-done

    beauty of the lit lamps. Of course, the panel isn't capable of anything useful until the software has been written. More on this in my next post.

    • Type: Article
    • Author: Vaxbarn
    • Category: IBM 360
  20. ADM-3A Terminal Repairhttps://vaxbarn.com/collection/terminal/lsi-adm3a/adm-3a-terminal-repair

    has some interesting keys, like "D.MAIL", "SUN", "E.NEWS", "COMP.J", "COPES", "ZEEP". It'd be interesting to find out what this terminal was originally used for...

    • Type: Article
    • Author: Vaxbarn
    • Category: Repair