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Type: Posts; User: Roland Huisman

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  1. Replies
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    Vince, that looks awesome! For those who have no...

    Vince, that looks awesome! For those who have no Eagle PCB installed:
    54181




    Hi Lou,

    Thanks a lot, good to know that people like it and would actually built it as well...
    I have made a...
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    Are there any documents or pictures of DEC...

    Are there any documents or pictures of DEC cables?

    I've got this Tektronix 611 recently. I've searched for it because it
    has the setting on the VC8E board. And within a week I got this Tek 611.
    ...
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    Thanks! That LD12 is a very nice project too! ...

    Thanks! That LD12 is a very nice project too!



    Thanks!

    My goal is to make it a more affordable hobby. Prices seem to get to unpredictable insane levels.
    Mattis pointed me to the prices of...
  4. Replies
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    VC8E point plot 74xx replica

    Call me nuts or something...

    I've made a 74xx clone of the VC8E. I had a little bit debugging to do
    because one chip was date code 7421 instead of model 7421 :D
    And I had an unused 7474 which...
  5. I've got a hint to the right software and manual...

    I've got a hint to the right software and manual trough another forum.
    https://archive.org/details/@gabrielknight123

    And guess what? The card still works! :p

    54037

    54038

    Regards, Roland
  6. Replies
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    Thanks lot for the better schematics. While...

    Thanks lot for the better schematics. While searching it seems that there are a few
    versions of the boards. These don't seem to be compatible with all the cpu/timing boards.

    Are the differences...
  7. Replies
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    Hi Jack, Thanks, the schematic is the same as...

    Hi Jack,

    Thanks, the schematic is the same as the one I have. There are some text labels which are
    hard to read or not readable at all... Pin numbers and labels are quite important...
    It is...
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    Hi Mike, Well I'm not repairing a boardset but...

    Hi Mike,

    Well I'm not repairing a boardset but I want to redesign the set in a 74xx set.

    I've done the same thing with the VC8E from which I've just ordered the boards.
    I've kicked out all the...
  9. Replies
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    good readable PDP8/e EAE schematics

    Hi,

    I'm looking for the EAE schematics. I found a document on bitsavers
    but the schematics of the M8341 are in very poor quality.

    I hope anyone can help me to get a good scan of it.

    Thanks...
  10. Just to bring it up again. Still looking for...

    Just to bring it up again. Still looking for software for this programmer.

    Hope someone can help me...

    Regards, Roland
  11. Debugging an RX02 DIRXA-C bin files etc...

    Recently I've got an RX02 drive to attach to my PDP8/m.
    I've made some OS/8 images on disks but it refused to boot.

    Okay lets run some tests... Can't be that hard right? :?
    Well... To be honest...
  12. hmm in the past I've made pictures with a high...

    hmm in the past I've made pictures with a high res camera
    from these sizes of paper. Just placed the camera on a stand
    and placed a few references on the floor with tape.

    It worked quite well....
  13. I found those too. But as you also said, no...

    I found those too. But as you also said, no schematics of the VT55 graphics part.
  14. DECscope VT55 schematics and software

    Recently I've got an VT55 DECscope.

    Is there any nice PDP8 software which makes use of the graphic option?

    And are there schematics of the VT55? There is a huge HEX board in the terminal...
  15. Replies
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    Last year I could get a VAX11/750 with TU80 for...

    Last year I could get a VAX11/750 with TU80 for free but I could not handle that at home.
    So I've arranged that is was brought to a friend which has many PDP11 machines.
    The shipping was 100 Euro...
  16. Good to hear that you like the loader. Thanks! ...

    Good to hear that you like the loader. Thanks!

    I've made a little update and call it V1.4 which is on my guthub.
    I've added Kaleidoscope for the VC8E at program 16.

    And I've removed ugly...
  17. Thanks! I've compared it and it seems I used the...

    Thanks! I've compared it and it seems I used the original anyway.
    I merged it with the RIM loader and it works just great. But I forgot to
    mention the switch settings to be made before loading the...
  18. Currently I'm working on a firmware update for...

    Currently I'm working on a firmware update for the M847 Extended edition.
    I will add the kaleidoscope like Vince did and the RX01 address is updated.
    Some other minor updates will come as well...
    ...
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    Yeah the VT05 is slow. It's set on 300 Baud. 2400...

    Yeah the VT05 is slow. It's set on 300 Baud. 2400 Baud works also but
    some characters are skipped after commands like linefeed. According the
    VT05 manual it needs Null (0000000) filler characters...
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    As promised... Cleaned up the mess a bit over...

    As promised... Cleaned up the mess a bit over here... :satisfie:
    Sorry for the low light in the film...


    https://youtu.be/N17wbg80xUM

    I've made a little extension cable on the battery...
  21. Replies
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    Okay, one lesson learned when running the...

    Okay, one lesson learned when running the diskless RK8E controller test...
    " RK8E DISKLESS PASS COMPLETE " does not mean that your controller is guaranteed fully functional!
    For those who are also...
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    Thanks! After some cleaning it looks very nice...

    Thanks! After some cleaning it looks very nice indeed...:D I'm very happy with it.
  23. Replies
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    @ Anders, nice to see the build PCB! Good luck...

    @ Anders, nice to see the build PCB! Good luck with your drive!

    And here a few baby steps! Here is a little movie of formatting a RK05 disk. But I get error messages.
    The first part of the disk...
  24. Replies
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    The colour is P4, it's also in the model number...

    The colour is P4, it's also in the model number of the CRT.
    It is the greyish plastic in front of it which gives it a bit more contrast.
    I could make a picture with a white A4 paper next to it as...
  25. Well I could do some tests off course. Emulating...

    Well I could do some tests off course. Emulating with the right characters might be interesting.
    I've been talking to Oscar about 3D scanning this terminal for replica purposes....
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