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Type: Posts; User: Corey986

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  1. Replies
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    Yep. You used the carrier to insert them...

    Yep. You used the carrier to insert them straight.

    The link you have is for a later version that looks like it used machines pins. The earlier ones were more squarish.
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    That’s not them. These were used before sockets...

    That’s not them. These were used before sockets became popular. My scelbi uses them for the 8008.

    I don’t remember who makes them, but I pretty sure it’s not molex.

    I’ll check my stash...
  3. Read my posting I did in the past about...

    Read my posting I did in the past about repainting a Sol-20 and my Helios, it's involved. Without the right equipment and technique it will not come out well. Most of those period cases have some...
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    Was there a sefl-running Lisa sales demo

    and if yes, does anyone have a copy. Need it for the VCF museum.

    Thanks,
    Corey
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    I agree Martin does great work. I have his 1702...

    I agree Martin does great work. I have his 1702 programmer and have his 5204 programmer, but I have yet to built it. I needed the 1702, so I built that one as soon as I got it. I really need to...
  6. For the paper logo, I had the professionally...

    For the paper logo, I had the professionally reproduced on magazine paper so it matches perfectly.

    For the paint, I had it custom mixed to match. It is specifically made for painting metal. ...
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    PT used whatever was the cheapest EPROMs they...

    PT used whatever was the cheapest EPROMs they could get. They had a 2708 version of the personality module which could have one actual ROM chip with a jumper change or the two 2708. I have one of...
  8. Someone sent me a good link to the files. Got...

    Someone sent me a good link to the files. Got what I needed.

    Thanks,
    Corey
  9. Anyone have a copy of the SupeRmod video modulator manual in PDF

    Google is not my friend here since all the links it gives me to the PDF are dead.

    Thanks,
    Corey
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    deOxit red is ok. Just messy as it sprays...

    deOxit red is ok. Just messy as it sprays everywhere even with the tube that’s why I try ISP first.
  11. Updates in progress at the VCF Computer Museum in the New York Metro area(New Jersey)

    We received a lovely donation from Nokia to do some improvements in our museum to do more live demos. So I figured we can share some of the progress.

    First, we bought 10 LCD televisions to hook...
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    I agree the wire that came from MITS sucks. I...

    I agree the wire that came from MITS sucks. I used NOS wire circa 1975 that was the same size as the original wire, just better quality. So it has the same outside look, just isn’t as brittle. Was...
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    The switches can be rebuilt. SpeedyG on...

    The switches can be rebuilt. SpeedyG on Applefritter has done it. Search there or PM him.
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    Yes. It’s the earlier more valuable bag.

    Yes. It’s the earlier more valuable bag.
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    Just looked at an ascii chart and I think your...

    Just looked at an ascii chart and I think your correct but many terminals without memory mapped displays and teletypes just print an underscore. Which I guess was my confusion. I know the real...
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    It's not an underscore. It's a "rub-out"...

    It's not an underscore. It's a "rub-out" character. On the Sol-20, rubout or DEL do the same thing in the monitor.
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    Congratulations !!!! For the power switch,...

    Congratulations !!!!

    For the power switch, they are still available. You just drill out the rivets and then replace them when you are done.

    Check your keyboard (remove it and use a continuity...
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    The last separate rev-0 board I saw was sold a...

    The last separate rev-0 board I saw was sold a few years ago for about $2k, it was not a super low serial number. I think actual desirability and value has more to do with serial # and provenance. ...
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    The trick isn’t how many were made, but how many...

    The trick isn’t how many were made, but how many survived not being “upgraded” to a plastic case for free under warranty.
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    Anytime... It's just such a pain to open the...

    Anytime...

    It's just such a pain to open the Sol-20 case... That stupid piece of metal that makes you remove the fuse to open the case isn't easy to do unless it's on a desk (not shelf)... My...
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    OK I forgot I had a spare Sol20 keyboard, and the...

    OK I forgot I had a spare Sol20 keyboard, and the PROM was socketed, so I took a dump of the chip using my Data IO 29B. Here it is in Intel format.


    :100000000F01030F0200020209040405080703059B...
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    OK rewind a little bit here... Are you saying...

    OK rewind a little bit here... Are you saying your PROM was not working right? BiPolar PROM are pretty good from a reliability perspective in my experience. Or are you saying your PROM may have an...
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    When I get a chance I'll check my keyboards to...

    When I get a chance I'll check my keyboards to see if any are socketed. I have a DataIO 29B, so I can read and even create bipolar proms. Not sure if I'll have time to desolder the chip for a bit...
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    No idea but most were recased under warranty to...

    No idea but most were recased under warranty to the newer plastic cases. So it’s like the Lisa-1, a bunch were made, but try and find one people didn’t get warranty upgraded.
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    To determine if it’s the pads, remove the top of...

    To determine if it’s the pads, remove the top of the keyboard. Clean the all the contacts with an art eraser (white kind) and then try the keyboard out without the pads or the top installed. Your...
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