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  1. Replies
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    While we are handing out advice, try not...

    While we are handing out advice, try not pre-emptively snarking on people who didn't do anything to provoke it.
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    479

    Hi Al, Maybe he meant he wanted to learn about...

    Hi Al,

    Maybe he meant he wanted to learn about that specific system and what condition it is in?

    Please give people the benefit of the doubt.
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    Let's be realistic - nobody can make a reasonable...

    Let's be realistic - nobody can make a reasonable informed offer based on the provided information.

    Do you have pictures? What exactly is included and in what condition?
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    I also looked into 26 pin drives recently, as I...

    I also looked into 26 pin drives recently, as I thought it would be neat to use two of them in the space that a standard 1/2 height 5.25 inch drive uses. The adapters all seem to go the wrong way .....
  5. Try with a different power supply. A weak...

    Try with a different power supply.

    A weak power supply will make a hard drive unable to spin up. It will try, and it might even get moving, but it won't be able to get to the required RPM or hold...
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    I've done something like this to image an MFM...

    I've done something like this to image an MFM drive. The contents were sent over the network to a file, which could then be mounted under VirtualBox or VMWare.

    Something like Partition Magic or...
  7. Suggestions for hand tools that are helpful when working with vintage machines?

    A friend introduced me to the Wiha Chip Lifter, which is basically a small prybar that seems to allow more control when removing chips from sockets. I've also discovered the dental picks are useful...
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    Eudimorphodon wins the prize for explaining why...

    Eudimorphodon wins the prize for explaining why you need to run DHCP twice on a machine that doesn't have a battery backed real-time clock.

    I have thought about writing a variation of DHCP that...
  9. Remember that BIOS sets up the DMA controller,...

    Remember that BIOS sets up the DMA controller, which is used for DRAM refreshing. That means there is a path for a bad BIOS to wreak havoc with the memory subsystem.
  10. I'll point out that everything Trixter said above...

    I'll point out that everything Trixter said above is also in the PDF documentation for mTCP ...
  11. How did you get the executables onto your system?...

    How did you get the executables onto your system? Did you FTP them somewhere and forget to set binary mode? What you are describing sounds like the binary is corrupted or the machine is very ill.
    ...
  12. The last line doesn't have a carriage return and...

    The last line doesn't have a carriage return and line feed pair. Add a blank line or two at the end of the file.
  13. I'm absolutely certain this is going to be a user...

    I'm absolutely certain this is going to be a user error, but the intent here is to help you get past it.

    Can you move the file to a machine, zip it, and then email it to me? Or use a hex editor...
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    VCF East and VCF Berlin - this weekend!

    This weekend enjoy two different VCF events!


    http://vcfed.org/wp/wp-content/themes/vcf/images/vcf-logo_125x125.png

    VCF East (our flagship event!) will take place on Saturday and Sunday...
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    Rules/Guidelines for the Off Topic area

    We have an off-topic area for discussion of newer machines and tech that are not vintage. There is also a quite a bit of very off-topic chatter, and we acknowledge and allow it because this is a...
  16. ANSI color codes and cursor positioning make...

    ANSI color codes and cursor positioning make sense, but setting the graphics modes was just done for completeness, and it was a mistake.

    Once in one of the color modes you can't draw lines or...
  17. Repeat business is always a positive thing ... ...

    Repeat business is always a positive thing ... it also confirms that I haven't screwed up the previous order. ;-)

    I'm glad you are enjoying them!
  18. Replies
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    Hi Ted, I'm a big fan of your work. The price...

    Hi Ted,

    I'm a big fan of your work. The price is right for such a unique design and I'd take one. But it's basically for giggles ... I have 486 and Pentium machines around. A super fast PCjr...
  19. We ran out of t-shirts again, so we ordered...

    We ran out of t-shirts again, so we ordered another 100! However, this will be the last batch ... it's been fun but it's a lot of work.

    If you have been waiting for the right size or color now...
  20. Do you have a mechanism for explicitly setting...

    Do you have a mechanism for explicitly setting the I/O ports and IRQs to be used with these programs?

    I ask because on a PCjr if you use COM1 and COM2 that can lead to problems because the PCjr...
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    The ROM can not be ready by the software on the...

    The ROM can not be ready by the software on the system - it's not wired to anything except the Motorola video controller. However, and identical bitmap exists in memory. And any EPROM programmer...
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    Newer drivers are not available. The version you...

    Newer drivers are not available. The version you found works well.
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    So all you need is a couple hundred dollars to...

    So all you need is a couple hundred dollars to get started, and you can buy everything you need on Aliexpress?

    I used to write hard drive firmware at a major manufacturer. On my work bench in the...
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    (Already answered on my PCjr forum a few days ago...

    (Already answered on my PCjr forum a few days ago but repeating it here ...)

    It is a socketed chip between the keyboard infra-red sensor and the modem slot.

    I recommended reseating the ROM chip...
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    The moderation queue is generally checked at...

    The moderation queue is generally checked at least once per day. Sometimes it gets missed by all of us. Please be patient, and after your 10th post you are no longer subject to the moderation queue.
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