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Type: Posts; User: DeltaDon

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  1. Nice find. Too much of the these types of vintage...

    Nice find. Too much of the these types of vintage stuff is ending up in recycling.
  2. I've got a 40 track single sided Tandon I picked...

    I've got a 40 track single sided Tandon I picked up as part of lot of 5.25" floppies and I don't plan on ever using it. If anyone is interested, I'll dig it out and get the model # and run a disk...
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    Still in a holding pattern waiting on foam pads...

    Still in a holding pattern waiting on foam pads for the QX-16 Q601A keyboard. Not much I can do with the QX-16 until the keyboard is working. Working on some other projects including pulling about...
  4. Could you use an external 3.5" floppy drive for a...

    Could you use an external 3.5" floppy drive for a laptop and modify the cabling?
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    Tandy when the other way and turned a computer...

    Tandy when the other way and turned a computer into a terminal.
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    Jon, Many of those large plastic CRT and computer...

    Jon, Many of those large plastic CRT and computer plastic cases were injection molded (USA spelling) with plastic that included a foaming agent to reduce the weight. The molding ends up with a hard...
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    Uniform for Epson QX-10?

    I found a reference to a "foreign" disk format reading program for the QX-10 that allowed the QX to read other 5.25" computer formats. Program is/was called "Uniform". Does anyone know of a copy...
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    I have a Quest Super Elf with a S-100 expansion...

    I have a Quest Super Elf with a S-100 expansion board and a Netronics (I think that's correct) 64K dynamic RAM board that used a Z80 for refresh etc. I'd have to dig out the system to be 100% sure of...
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    Robert You will find some of the information...

    Robert

    You will find some of the information that you are looking for here: https://fjkraan.home.xs4all.nl/comp/qx10/detail.html

    DGB
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    I found a old QX-10 support website on The...

    I found a old QX-10 support website on The Wayback Machine that seems to have gone away in 2015. Details on the keyboard and monitor are there: ...
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    Got'cha. I don't recall what I paid for my QX-16...

    Got'cha. I don't recall what I paid for my QX-16 (maybe $200-$250), but I got it back when there were quite a few QX-10's on the market and 3 or 4 QX-16's too. But it took some time to find the...
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    Jon, I guess the SB is one weird system and I...

    Jon,

    I guess the SB is one weird system and I know oh so little about it. Sounds like each computer needed hand tweaking since resistors and cap's have such large tolerances. I hope you figure out...
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    Gordon, I forgot, what exactly are you missing to...

    Gordon, I forgot, what exactly are you missing to have a working system? Was any of the missing items promised in the auction?
  14. Yes, I was diagnosed with this condition when I...

    Yes, I was diagnosed with this condition when I first went to school at age 5 or 6 and wore a patch for a couple of years. Didn't do much good and now in my 70's I still have a "good eye" plus a "bad...
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    Per Herb Johnson's website the Tandon 100-2 is a...

    Per Herb Johnson's website the Tandon 100-2 is a 40 track drive. https://www.retrotechnology.com/herbs_stuff/tandon_TM100.html
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    I contacted a company that sells keyboard foam...

    I contacted a company that sells keyboard foam replacement kits for Keytronic keyboards in the hopes of receiving a single foam piece to see if it will work in the Q601A keyboards too. If so, then a...
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    Gordon & Robert, I ran into a major problem...

    Gordon & Robert,

    I ran into a major problem (for now) my keyboard has about a 1/3 of the keys not working. I pulled it apart hoping Epson used mechanical keys, but no they when cheap and it is...
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    Gordon, I must have 100 laptop bricks floating...

    Gordon,

    I must have 100 laptop bricks floating around here, so I don't need one. I'm not sure what band of voltage(+/- X) is to not going to damage the monitor. Remember the QX-10 supplied +12VDC...
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    Success! I got some time to mess with powering...

    Success!

    I got some time to mess with powering up the QX-16 with the video cable running to the monitor. Turned on the QX and my bench power supply and noticed the monitor was now drawing about...
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    Progress update. I took a closer look at the...

    Progress update. I took a closer look at the suspect cap's in my monitor and realized that the tops were domed from epoxy and not due to bulging. So time to move on and see if I could get power to it...
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    Glad to help out. OBTW, I found those lists some...

    Glad to help out. OBTW, I found those lists some time ago when trying to figure out why a 256K RAM board won't play nice with my otherwise operating Delta Products S-100 system. DP used a couple of...
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    Here's a good old Epson QX10/16 thread posted in...

    Here's a good old Epson QX10/16 thread posted in a google group: https://groups.google.com/g/comp.os.cpm/c/p2bBENe_ow0

    Plus difference between QX-16 & QX-16HD (hard drive version): ...
  23. Will this work: ...

    Will this work: https://www.ebay.com/itm/Replacement-Soldering-Iron-for-KADA-Rework-Station-850-852D-936-858D/200950590291?hash=item2ec996ab53:g:b4IAAOSw0gVd73Bj
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    Google is your friend. But since you asked: ...

    Google is your friend.

    But since you asked: http://retrotechnology.com/herbs_stuff/s100bus.html

    Note IEEE-696 defined new use next to each listing for IMSAI/Altair usage. Several reserved...
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    Adding more to put everything in one thread. ...

    Adding more to put everything in one thread.

    QX-10 video is 80 x 25 lines plus in graphics mode is 640 x 400. Horz. frequency = ?, Vert frequency = ?

    IBM MDA = 720 x 348 and the Hort. freq. =...
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