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Cracking Open the Radio Shack TRS-80 Model 4P

Tags: Cracking open, trs-80 model 4p, personal computers, off topic, geekend

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Technical specification

Technical specification
One thing I like about Radio Shack is that the company appreciates the value of technical specifications. That PDF should give the engineers or just the curious plenty of technical information to wade through.
                                                                                         

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Play "What's that chip do?"Mark W. Kaelin Techrepublic | 03/25/08
Picture 28kheard1@...  | 03/26/08
Picture 28 chip isn't seatedTerabyte Computer  | 04/01/08
I thought the same thingMark W. Kaelin Techrepublic | 04/01/08
upper memory bankjan80trs@...  | 04/01/08
Wow!Gnuggs  | 04/16/08
not my cup of teanrmullins@...  | 04/17/08
Crack the Bios Chip, U82, Pic 26wbutler559@...  | 04/16/08
Remember the Cassette backups?Conexxions  | 04/17/08
Yes the old tape recorder/playerGVernon  | 04/17/08
SMC Floppy Disk Controller, Picture 32rick@...  | 04/20/08
No hard drive?BALTHOR  | 03/26/08
Yes, Hard Drivemanfred@...  | 04/01/08
(almost) unlimited storage capacity...mauriceb@...  | 04/17/08
An external HD was optional.deepsand  | 04/03/08
What Hard Drive? 16 inch 20 lbs 5megswbutler559@...  | 04/16/08
Picture 1jan80trs@...  | 04/01/08
RE: (Cracking Open the Radio Shack TRS-80 Model 4P)regolf@...  | 04/01/08
RE: (Cracking Open the Radio Shack TRS-80 Model 4P)williamjamesw@...  | 04/02/08
It's a monochrome display!dupuy@...  | 04/16/08
But rememberrball@...  | 06/18/08
RE: (Cracking Open the Radio Shack TRS-80 Model 4P)OldGeezer@...  | 04/15/08
It actually does show the power supply cage.deepsand  | 04/15/08
Picture 36/37 is not for power but the electronics of the CRTjason.short@...  | 04/16/08
Chickened outMark W. Kaelin Techrepublic | 04/17/08
It was still under warranty?deepsand  | 04/17/08
RE: (Cracking Open the Radio Shack TRS-80 Model 4P)greghartman@...  | 04/16/08
RE: (Cracking Open the Radio Shack TRS-80 Model 4P)petrasys@...  | 04/16/08
RE: (Cracking Open the Radio Shack TRS-80 Model 4P)trygstad  | 04/16/08
Hey, I still have one of these!propaint@...  | 04/16/08
Using TRS-DOS/LS-DOS was a problem?deepsand  | 04/16/08
My first PCbarakaat@...  | 04/16/08
That other OS was CP/M.deepsand  | 04/16/08
TRSDOS was ny first PC OSsweber@...  | 04/17/08
Mod II, 12 or 16?deepsand  | 04/20/08
RE: (Cracking Open the Radio Shack TRS-80 Model 4P)chuck.tomasi@...  | 04/16/08
Would love to see itMark W. Kaelin Techrepublic | 04/17/08
RE: (Cracking Open the Radio Shack TRS-80 Model 4P)jkstill  | 04/16/08
RE: (Cracking Open the Radio Shack TRS-80 Model 4P)dgritten@...  | 04/16/08
Brings back memoriestechbyte@...  | 04/16/08
RE: (Cracking Open the Radio Shack TRS-80 Model 4P)gsbarton@...  | 04/16/08
RE: (Cracking Open the Radio Shack TRS-80 Model 4P)hlhr@...  | 04/16/08
All I need is one to work onMark W. Kaelin Techrepublic | 04/17/08
RE: (Cracking Open the Radio Shack TRS-80 Model 4P)ka5s@...  | 04/17/08
RE: (Cracking Open the Radio Shack TRS-80 Model 4P)franmill@...  | 04/17/08
RE: (Cracking Open the Radio Shack TRS-80 Model 4P)pdelbauve@...  | 04/17/08
RE: (Cracking Open the Radio Shack TRS-80 Model 4P)mikesmccurdy@...  | 04/17/08
Wonderful Operating Systemsantiago@...  | 04/19/08
prophesyglenn.lockwood@...  | 04/20/08
RE: (Cracking Open the Radio Shack TRS-80 Model 4P)jimmcfall@...  | 04/20/08

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