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  • jdreesen's Avatar
    July 29th, 2020, 01:30 AM
    ...in order to revive my exemplar. Jos
    1 replies | 71 view(s)
  • jdreesen's Avatar
    July 28th, 2020, 11:25 AM
    Want to buy a (working...) Tandon TM100-2A. Need one to repair a new-to-my-collection Cromemco C10, whose floppydrive suffered a upper head failure...
    0 replies | 37 view(s)
  • jdreesen's Avatar
    July 17th, 2020, 11:26 AM
    jdreesen replied to a thread Tektronix 4052 in Other
    Well done Roland ! Check that remaining defect ROM for corrosion & bent pins, I will check back home if I have a replacement. Alternatively a...
    24 replies | 672 view(s)
  • jdreesen's Avatar
    July 17th, 2020, 10:12 AM
    jdreesen replied to a thread Tektronix 4052 in Other
    Should be possible, but haven't tried it yet. Jos
    24 replies | 672 view(s)
  • jdreesen's Avatar
    July 17th, 2020, 09:57 AM
    jdreesen replied to a thread Tektronix 4052 in Other
    Yes I did, and left 2 empty PCB's ! Will not take long for Roland to finish this 4052
    24 replies | 672 view(s)
  • jdreesen's Avatar
    July 5th, 2020, 09:31 AM
    jdreesen replied to a thread Tektronix 4052 in Other
    PAL's can also be read out....It is even possible to reconstruct the equations from that readout ! It looks like a standard RS2323 implementation to...
    24 replies | 672 view(s)
  • jdreesen's Avatar
    July 5th, 2020, 06:08 AM
    jdreesen replied to a thread Tektronix 4052 in Other
    Very very nice example ! They go for 1000's in working condition in Ebay. Basically this thing is a "professional home computer" : build-in BASIC,...
    24 replies | 672 view(s)
  • jdreesen's Avatar
    July 4th, 2020, 12:46 AM
    jdreesen replied to a thread Tektronix 4010 in Other
    Roland, Nice find ! on ftp://ftp.dreesen.ch/TEk4014 you wil find plt.tar, which contains a lot of graphic demos for the 4014. Just send them...
    6 replies | 263 view(s)
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About jdreesen

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About jdreesen
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Switzerland
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Engineer

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