Image Map Image Map
Tab Content
  • falter's Avatar
    Yesterday, 01:14 PM
    Oh it'll probably be on the video I've been working on! Assuming I ever finish it. I did a final cut but just felt like I wanted to show more of...
    40 replies | 622 view(s)
  • falter's Avatar
    Yesterday, 08:06 AM
    Ahhhhhh.. thank you Dave! I just wasn't understanding why you'd load a memory address in when you hadn't given it any value. Ok.. I will try...
    40 replies | 622 view(s)
  • falter's Avatar
    December 11th, 2019, 10:05 PM
    I did! I didn't even have it that high to begin with. It was just a very sharp tone. I'm slowly picking up on programming this thing. I think I...
    40 replies | 622 view(s)
  • falter's Avatar
    December 11th, 2019, 09:37 PM
    Wow that was loud. :) https://youtu.be/pWp5ExhUF5U So yeah, my hunch was right. I tried another run with my Realistic, and zippo. But then...
    40 replies | 622 view(s)
  • falter's Avatar
    December 11th, 2019, 08:02 PM
    I was reading up online about the stereo.. it says something about it being 'digital synthesized'. Not sure if that's relevant. Can't find anything...
    40 replies | 622 view(s)
  • falter's Avatar
    December 11th, 2019, 07:54 PM
    Yes, I finger tested the amp, and it was quite pronounced. So I think that is working ok. Regarding the scope, and please forgive my ignorance,...
    40 replies | 622 view(s)
  • falter's Avatar
    December 11th, 2019, 11:27 AM
    Heh. Did I mention I got a grant pass in math? :) I literally go almost dyslexic with this stuff. Thank you for clarifying. Okay. Hmm... I...
    40 replies | 622 view(s)
  • falter's Avatar
    December 11th, 2019, 10:00 AM
    Thanks guys. I will try to scope this. I'm still trying to understand what they're telling me: "This loop takes 14 machine cycles to execute. ...
    40 replies | 622 view(s)
  • falter's Avatar
    December 11th, 2019, 09:19 AM
    Thanks guys! Ok I will try adding a ton more NOPS. Those switches are murder on the fingers. I was trusting the manual. I didn't pick up even the...
    40 replies | 622 view(s)
  • falter's Avatar
    December 10th, 2019, 10:34 PM
    Another possibility I suppose is that the stereo I'm using is not suited.. it's an early 90s Realistic unit.. think it might be digital. I do have...
    40 replies | 622 view(s)
  • falter's Avatar
    December 10th, 2019, 10:08 PM
    So I finally got around to trying the program, and modified it for the required NOPs as thus (left column is address, right column is OP code/data: ...
    40 replies | 622 view(s)
  • falter's Avatar
    December 10th, 2019, 09:46 AM
    I get there can be some upside to having an online account. I just feel like I'm overexposed as it is, and after several major breaches I'm...
    9 replies | 258 view(s)
  • falter's Avatar
    December 9th, 2019, 09:22 PM
    Just clean installed Win 10 1909 and, yup, they yanked the Local Account option. Knew this was coming, of course. Microsoft seems to have a...
    9 replies | 258 view(s)
  • falter's Avatar
    December 9th, 2019, 07:00 PM
    That's kind of funny, in a way, that the owners (taxpayers) of a public broadcaster (BBC) have to fear copyright lawsuits for using material they...
    25 replies | 569 view(s)
  • falter's Avatar
    December 9th, 2019, 02:24 PM
    falter replied to a thread Microkit 8/16 in Other
    Nevermind.. just got a note back from the seller. I had asked them about that plug attached to the keyboard and apparently that *is* for composite...
    29 replies | 618 view(s)
  • falter's Avatar
    December 9th, 2019, 01:30 PM
    falter replied to a thread Microkit 8/16 in Other
    In one of my photos on google drive there is what looks like an earphone plug. It is attached to the keyboard cable. I thought it was for video.....
    29 replies | 618 view(s)
  • falter's Avatar
    December 9th, 2019, 10:23 AM
    falter replied to a thread Microkit 8/16 in Other
    Question - this Microkit has DIN ports on the back for connecting the tape drives... were these connections for tape recorders standardized way back...
    29 replies | 618 view(s)
  • falter's Avatar
    December 8th, 2019, 11:07 PM
    Audio is not a problem.. nothing I do would require anything but the royalty free kind, and I've found YouTube's own selection to be adequate,...
    25 replies | 569 view(s)
  • falter's Avatar
    December 8th, 2019, 08:09 PM
    Thanks NEXT! The fair use (or fair dealing up here in Canada) is a bit intimidating. I've watched a lot of videos with newspaper or magazine...
    25 replies | 569 view(s)
  • falter's Avatar
    December 8th, 2019, 03:56 PM
    falter replied to a thread Microkit 8/16 in Other
    I tried another experiment - removing the bootstrap ROM entirely. The first time I powered up, I got ? marks, and on reset got random stuff being...
    29 replies | 618 view(s)
  • falter's Avatar
    December 8th, 2019, 03:40 PM
    falter replied to a thread Microkit 8/16 in Other
    With all cards out, I get a screen full of question marks. The enabled button still turns off on reset, but there's no action on the screen. I...
    29 replies | 618 view(s)
  • falter's Avatar
    December 8th, 2019, 03:27 PM
    falter replied to a thread Microkit 8/16 in Other
    Hi Dave, I actually posted a youtube video showing everything but what happens if the memory boards are removed in a previous post.. hopefully it...
    29 replies | 618 view(s)
  • falter's Avatar
    December 8th, 2019, 01:26 PM
    falter replied to a thread Microkit 8/16 in Other
    Thanks Dave. I'll check those pins out.. when you say 'boot' are you referring to the load switch? I wonder if this bootstrap leader is just...
    29 replies | 618 view(s)
  • falter's Avatar
    December 8th, 2019, 11:40 AM
    falter replied to a thread Microkit 8/16 in Other
    There's a schematic of the CPU board here... unfortunately this is after the Genrad/futuredata takeover and the board is being used in some other...
    29 replies | 618 view(s)
  • falter's Avatar
    December 8th, 2019, 11:14 AM
    falter replied to a thread Microkit 8/16 in Other
    I'm also curious why all the memory boards except one have one jumper strap? The last one has two. I'm assuming that's nothing nefarious - just...
    29 replies | 618 view(s)
  • falter's Avatar
    December 8th, 2019, 11:08 AM
    falter replied to a thread Microkit 8/16 in Other
    I've posted the CRT board now. Under the original google drive link I posted. As far as I can tell, the voltages are all there and well within...
    29 replies | 618 view(s)
  • falter's Avatar
    December 7th, 2019, 05:23 PM
    falter replied to a thread Microkit 8/16 in Other
    Here is a video of what it does (or doesn't): https://youtu.be/ISTLA7eNhKw It seems to power up with random characters, and then if you hit...
    29 replies | 618 view(s)
  • falter's Avatar
    December 7th, 2019, 04:09 PM
    Thank you! I don't see any evidence of a power supply ever having been there - what I see is a standard 4 pin power supply cable that is branched...
    3 replies | 155 view(s)
  • falter's Avatar
    December 7th, 2019, 11:20 AM
    Picked this up recently: https://drive.google.com/file/d/1KUJ-C-CKiIoVkB_sOPNOhzp_6cfDtTZ9/view?usp=sharing...
    3 replies | 155 view(s)
  • falter's Avatar
    December 7th, 2019, 11:15 AM
    I once had a KIM-1 in a nice custom made case. It had been set up for some sort of industrial use and had all kinds of notations on it for different...
    25 replies | 688 view(s)
More Activity
About falter

Basic Information

About falter
Location:
Vancouver, BC

Statistics


Total Posts
Total Posts
4,684
Posts Per Day
1.44
General Information
Last Activity
Yesterday 01:34 PM
Join Date
January 21st, 2011
Referrals
0
View falter's Blog

Recent Entries

MPI 360k won't read/write

by falter on August 17th, 2019 at 11:18 AM
Quote Originally Posted by Chuck(G) View Post
I can't say that for certain. The head assembly is a complex system. The only way to have an inkling is to use something like IMD and check each head individually.
IMD says RPM are 272... should be 300 right?
Categories
Uncategorized

74LS244 Question

by falter on December 5th, 2018 at 01:21 PM
Quote Originally Posted by Chuck(G) View Post
Assuming that pin 1 stays high, it should be possible to "feed through" pin 8 to pin 12. But the solution ultimately will be figuring out why pin 1 stays high.
Yeah that is is the goal for sure. I just want to prove out my theory a bit. After the experience with the TVT I don't trust schematics or circuit descriptions 100%. I did try feeding through but didn't see any text appear... although I didnt type anything so maybe it would only change new text being added. I'm

Read More

Categories
Uncategorized

The Ebay Follies

by falter on June 25th, 2017 at 11:09 AM
All hail the $3000 Apple II+!

http://www.ebay.com/itm/142424958928
Categories
Uncategorized