Pulling Zero/Negative Flags
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10
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232
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December 20, 2023
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Working on a Monroe OC8820
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85
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2973
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December 17, 2023
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WAI instruction behavior
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18
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350
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December 15, 2023
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Siemens R30, R10 and BAPAS-DB database 1984
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2
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341
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December 15, 2023
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Curta's little mechanical marvels
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3
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724
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December 12, 2023
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Critical Colossus - Roof Restoration Project (fundraiser)
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0
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113
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December 10, 2023
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The last programming project from Bill Gates: Microsoft BASIC for TRS-80 Model 100
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22
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469
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December 9, 2023
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Datapoint 2200: Father of the Personal Computer
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26
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3404
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December 8, 2023
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Full technical description of Charles Babbage's Difference Engine No. 2
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2
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274
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December 8, 2023
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Ctrl+Alt Museum (Pavia) photo gallery
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0
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148
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November 29, 2023
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What is AND-OR logic?
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13
|
410
|
November 29, 2023
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PicoRAM 2090 for the Busch Microtronic Computer System
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0
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160
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November 27, 2023
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Siemens mainframe displays Datensichtgerät 8160 8150
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7
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757
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November 20, 2023
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Swiss physicist builds complete Intel 4004 computer out of SMD transistors
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1
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461
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November 15, 2023
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Help reading EPROM (Intersil IM6654A) and analyze firmware
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67
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2176
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November 12, 2023
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Intersil Intercept Jr. and printing ASCII text on papertape, PDP-8 model test
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1
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364
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November 12, 2023
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USB-enabled PDP8 computer TU Delft 6100 + 80C32
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0
|
255
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November 7, 2023
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Does anyone know what this is?
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13
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596
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November 7, 2023
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A built-for-purpose UNIX desktop computer, from AT&T
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3
|
595
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November 5, 2023
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Movement Systems Drum Computer MCS (Eurythmics)
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1
|
250
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November 5, 2023
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Walter's Mystery Control Panel, mystery terminals in office, UNIVAC 490
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0
|
154
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November 5, 2023
|
Olivetti's Programma 101 - iconic early programmable desktop calculator
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9
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506
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November 2, 2023
|
The Pictorial C64 Fault Guide
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1
|
319
|
November 2, 2023
|
SWEDA E-3 booking machine (1960)
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|
1
|
166
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October 31, 2023
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Eberle PLS 508-514 PLC octal 12 bits, 80s
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|
0
|
237
|
October 31, 2023
|
Another mystery, blue devices EAI Electronic Associates?
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|
4
|
225
|
October 26, 2023
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Lady searching for error on code listing continuous form paper
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|
5
|
256
|
October 25, 2023
|
ZX81 Color interface Chroma 81
|
|
0
|
316
|
October 23, 2023
|
Help identifying a mystery (mainframe) machine
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|
35
|
828
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October 20, 2023
|
Raytheon 704 (1969)
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|
8
|
309
|
October 20, 2023
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