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Re: TRS-80 Model 100 Board Replication

Newsgroups comp.sys.tandy
Date 2023-02-06 07:07 -0800
References <877cwved6z.fsf@sc1f1dan.com>
Message-ID <a2cbbf33-26b3-46a3-ab8f-4425be9dc7bcn@googlegroups.com> (permalink)
Subject Re: TRS-80 Model 100 Board Replication
From Black Epyon <Blackepyon01@yahoo.ca>

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On Sunday, 5 February 2023 at 18:32:23 UTC-8, Daniel wrote:
> I guess I've decided to do a board replication project starting on the 
> M100. At this point, I'm looking for a dead model on ebay but no one 
> wants to sell for less than $100 with shipping it seems. I'd pay $50 for 
> a 'for parts' unit. 
> 
> Success will define this project if I can get some assistance. I have 
> designed pcb's in the past but for simple projects. This will be, by 
> far, my most complex effort to date. And I hope a success in this 
> project will lead to more restoration projects in the future. 
> 
> Daniel
Are you planning on doing a drop-in replacement "replica" using modern components, or just an emulator? There's a copy of the service manual on Internet Archive that has the schematics, and should help get you started.
https://archive.org/details/TandyM100ServiceManual/page/n81/mode/2up

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Thread

TRS-80 Model 100 Board Replication Daniel <me@sc1f1dan.com> - 2023-02-06 02:32 +0000
  Re: TRS-80 Model 100 Board Replication Black Epyon <Blackepyon01@yahoo.ca> - 2023-02-06 07:07 -0800
    Re: TRS-80 Model 100 Board Replication Daniel <me@sc1f1dan.com> - 2023-02-07 08:25 +0000
      Re: TRS-80 Model 100 Board Replication Josh Malone <josh.malone@gmail.com> - 2023-02-07 07:16 -0800
        Re: TRS-80 Model 100 Board Replication Walt Perko <r4rguy@gmail.com> - 2023-02-07 09:58 -0800
        Re: TRS-80 Model 100 Board Replication Daniel <me@sc1f1dan.com> - 2023-02-09 10:41 +0000
        Re: TRS-80 Model 100 Board Replication Daniel <me@sc1f1dan.com> - 2025-11-08 21:44 -0800
  Re: TRS-80 Model 100 Board Replication bill <bill.gunshannon@gmail.com> - 2023-02-06 10:11 -0500
    Re: TRS-80 Model 100 Board Replication Daniel <me@sc1f1dan.com> - 2023-02-07 08:20 +0000
      Re: TRS-80 Model 100 Board Replication bill <bill.gunshannon@gmail.com> - 2023-02-07 12:31 -0500
        Re: TRS-80 Model 100 Board Replication Daniel <me@sc1f1dan.com> - 2023-02-13 12:23 +0000
          Re: TRS-80 Model 100 Board Replication David Plass <dplass@gmail.com> - 2023-02-16 10:04 -0800
            Re: TRS-80 Model 100 Board Replication Daniel <me@sc1f1dan.com> - 2023-02-17 07:28 +0000
  Re: TRS-80 Model 100 Board Replication Walt Perko <r4rguy@gmail.com> - 2023-02-07 04:36 -0800
  Re: TRS-80 Model 100 Board Replication Daniel <me@sc1f1dan.com> - 2023-02-18 09:04 +0000
    Re: TRS-80 Model 100 Board Replication Black Epyon <Blackepyon01@yahoo.ca> - 2023-02-19 06:43 -0800
      Re: TRS-80 Model 100 Board Replication Daniel <me@sc1f1dan.com> - 2023-02-20 10:16 +0000
        Re: TRS-80 Model 100 Board Replication Black Epyon <Blackepyon01@yahoo.ca> - 2023-02-21 07:16 -0800
  Re: TRS-80 Model 100 Board Replication Daniel <me@sc1f1dan.com> - 2023-02-21 10:21 +0000
  Re: TRS-80 Model 100 Board Replication Daniel <me@sc1f1dan.com> - 2023-02-27 01:53 +0000
  Re: TRS-80 Model 100 Board Replication Daniel <me@sc1f1dan.com> - 2023-03-03 14:43 +0000
    Re: TRS-80 Model 100 Board Replication Daniel <me@sc1f1dan.com> - 2023-03-10 17:53 +0000
      Re: TRS-80 Model 100 Board Replication Daniel <me@sc1f1dan.com> - 2023-08-07 07:16 +0000
    Re: TRS-80 Model 100 Board Replication Daniel <me@sc1f1dan.com> - 2023-03-23 10:12 +0000
      Re: TRS-80 Model 100 Board Replication Bob Campbell <none@none.none> - 2023-04-02 04:14 +0000
        Re: TRS-80 Model 100 Board Replication Walt Perko <r4rguy@gmail.com> - 2023-04-02 04:55 -0700
          Re: TRS-80 Model 100 Board Replication Bob Campbell <none@none.none> - 2023-04-05 03:52 +0000
            Re: TRS-80 Model 100 Board Replication Walt Perko <r4rguy@gmail.com> - 2023-04-04 22:25 -0700
              Re: TRS-80 Model 100 Board Replication bill <bill.gunshannon@gmail.com> - 2023-04-05 08:51 -0400
                Re: TRS-80 Model 100 Board Replication Daniel <me@sc1f1dan.com> - 2025-11-08 19:14 -0800
  Re: TRS-80 Model 100 Board Replication Daniel <me@sc1f1dan.com> - 2025-11-13 21:29 -0800

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