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Guide to the Collection of Digital Equipment Corporation PDP-1 Computer Materials
X3602.2006  
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Table of contents What's This?

Collection Contents

box 1-3

Series 1. Program listings 1961-1976

Series Description

This series contains a large set of program listings, some of the types of program listings included are debuggers, administrative routines, and test programs.
 

7 bit character put and get 102635722

 

ADMINISTRATIVE ROUTINE (1967) 102665103

 

AMPEX CHECKERBOARD 102665168

 

Action 102665171

 

Administrative and executive routines 102664280

 

Alphanumeric punch with parity 102635713

 

Argus core 102636256

 

Arithmetic pack for FORTRAN 102664281

 

Ascii II tape lister 102636255

 

BASIC EDITOR / BASIC INTERPRETER / BASIC COMPILER 102665164

 

BASIC SOURCE #3 102665170

 

CROCK = MTA4 102665113

 

Certainly (1969) 102636254

 

Certainly (1973) 102664282

 

Character display 102636251

 

Cylindrical File 17oct70 102665030

 

DDT (DEC Debugging Tape) 102635727

 

DPY Plot 102636244

 

Decimal Print integer, Fraction, Double 102636247

 

Decimal print subroutine 102636241

 

Double Precis Square Root 102636245

 

Double precision decimal print 102636249

 

Drum Test (1963) 102664283

 

Drum Test (1972) 102652449

 

Drum error recovery 102635696

 

ER X-REF; FR 15AU 102664465

 

Executive Routine 102636250

 

Expensive desk calculator 102636242

 

Expensive typewriter (1969) 102636253

 

Expensive typewriter (1973) 102664474

 

Expensive typewriter text reader / writer 102636252

 

Expensive typewriter window patches 102652330

 

FCDDDT 102652331

 

FILECASE ROUTINES 102664475

 

FLIT I 102635748

 

FORTRAN PASS 1 102664487

 

FORTRAN PASS 2, FORTRAN PASS 0, LINKING LOADER 102664488

 

FORTRAN PASS 3 102664489

 

FORTRAN PASS 3/4/5 102665163

 

FORTRAN PASS 4 102665162

 

Fancy title punch subroutine 102635710

 

Fixed log base 2 102636248

 

Float 1 102635747

 

Floating Point Interpretive Routine 102635744

 

Floating point arithmetic package 102635709

 

Fork 102664476

 

Fortran Utilities 102665059

 

Fortran compiler ("Fort.comp") 102652329

 

INVISIBLE DEBUGGER (1973-04-18) 102664483

 

Input Routine 102664681

 

LISP 102665031

 

LISP for TS (time sharing) 102652338

 

Lightmeter Test 102650322

 

Line Plotting Routines and Macros 102635746

 

Line display routines 102635745

 

MAIZE / EDC / JOTTO 102664473

 

MATH ROUTINES FORTRAN 102664479

 

MIDAS 102665061

 

MUSIC COMPILER and MUSIC PLAYER 102664484

 

Map 102652334

 

Midas Assembler Extended Memory 102652336

 

Miscellaneous program listings 102664680

 

Multi-precision Package 102635695

 

Natural Log and log base 2 102652332

 

New Float 102635697

 

New mode sequence break subroutine 102635702

 

Octal print subroutine 102635698

 

PAL COMPILER 102664485

 

PLOT 260 PROGRAM LISTING FORTRAN 102664477

 

Pen follow program 102635715

 

Possible 102652335

 

Preliminary DECAL Manual, Solitaire, Space War 4.0 TS, Executive Routine, Microtape Interface 102665066

 

Prime tester 102635716

 

Programs 1 through 11 102664480

 

Random Number Generator 102665069

 

Real Time Clock; Summary Commands Expensive Typewriter; The Monitor Program; Utility Set Up 102665147

 

Round File 102665062

 

SCIENTIFIC SUBROUTINES 102664481

 

Scatter READ and CHECK routines 102635732

 

Scope character output subroutine 102635712

 

Scope decimal print 102635718

 

Sequence break routines 102635719

 

Simple pen follow 102635723

 

Sin-cosine subroutine 102635725

 

Sine-cosine Routine 102650074

 

Single precision integer square root 102635726

 

Spacewar 3.1 and Spacewar 4.8 102650101

 

Square root of sum of squares 102635728

 

Stupid double add and integer log 102635729

 

Symbol puncher printer lister 102635724

 

Symboldum 102650321

 

System assembler 102635721

 

System saver 102635720

 

TEST PROGRAMS (INSTR, MPR, SFT) 102665165

 

TIME SHARING SUPERVISOR 102665166

 

TJ-2-TS (Type Justifier) 102652337

 

TRAC 102635700

 

TRIG 250 PROGRAM LISTING FORTRAN 102664478

 

TS macro FIO-DEC 102635708

 

TX-0 UTILITY PROGRAMS 102665167

 

Text printing subroutine 102635707

 

Text verifier 102636243

 

Time-sharing system 102635701

 

Title punch subroutine 102635714

 

Translation checkerboard 102636258

 

Type justifier 102652339

 

Type-Out Type-In Test 102650095

 

UTILITY PACK FOR FORTRAN 102664482

 

Unsigned square root 102652386

box 3-4

Series 2. Technical Notes 1959-1975

Series Description

This series contain technical notes concerning all types of programs.
 

A TIME SHARING SYSTEM for the PDP-1 COMPUTER 102665106

 

A Time-shared computation facility for education and research 102652307

 

ALWAC Conversion Routine 102650373

 

Add columns to a stored matrix (ACMATRIX) 102650038

 

Add or subract two matrices 102650039  

 

Add rows to a matrix 102650040

 

Administrative Routine (Mystic) 102652542

 

Alphanumeric codes by character 102652325

 

An Invisible Debugger for a PDP-1 Time Sharing System 102665058

 

Analyzer 102650087

 

Arithmetic Routines 102650070

 

Average Response Computer Program (ARC) 102650116

 

Back-search Readinbuffer 102650135

 

Binary Punchoff 102650093

 

Binary Tape Converter Program/ Binary Format Loader 102650339

 

Binary Tape Format and Input Routine 102650625

 

Binary to Decimal Punch 102650372

 

CHKSYM (Check a symbolic tape) 102650066

 

Calculate a row sum 102650049

 

Certainly 102650575

 

Changes to Drum DDT (DDDT) 102650622

 

Character Display 102650098

 

Character plotter 102636261

 

Check Parity 102650053

 

Colossal Typewriter Program (CT) 102650331

 

Commands to Calif. Comp. Prod. Plotter 102650118

 

Compare blocks 102650020

 

Compare strings 102650056

 

Compatible Reproduce 102650083

 

Complementing checkerboard program 102650125

 

DEC Debugging Tape (DDT) 102650078

 

DECTAPE Control Routine 102650334

 

DTL Microcircuits 102650112

 

Decimal - Binary Package 102650338

 

Decimal Input/ Output Package 102650103

 

Digital Function Generate and Display 102650069

 

Disc Input-Output Typing Routine (Operating Instructions) 102650119

 

Disc-Clear Program (Operating Instructions) 102650123

 

Display Line: dpyline, increment, FRAP subroutine 102650097

 

Display Pattern Generator 102650627

 

Divide Simulator 102665104

 

Divide Subroutine 102650325

 

Divide and Multiply Test Using Random Numbers 102650094

 

Double Precision Floating Point Elementary Mathematical Subroutines 102650104

 

Drum Adaptor 102665052

 

Drum Scheduling Techniques 102650613

 

Drum Test 102650630

 

Dzm block 102650054

 

Exchange blocks 102645676

 

Expensive Desk Calculator 102650084

 

Expensive Desk Calculator 102664278

 

Expensive Typewriter 102650079

 

Exponential Routines 102650075

 

Extend DDT 102650102

 

Extended DECAL 102650099

 

FIO-DEC and Computer Typewriter Codes 102650335

 

FLR 102650050

 

FNIP 102650052

 

FORTRAN 102664693

 

FORTRAN for the PDP-1 version 3 102665067

 

FRAP; FRAP and DECAL 102650326

 

Fixed Point Multiply 102650107

 

Flagcounter 102650129

 

Flint 36 102652328

 

Floating Input Routine 102650071

 

Floating Output Routine 102650072

 

Floating Point Arctangent 102650077

 

Floating Point Arithmetic Package 102665068

 

Floating Point Interpreter 102650073

 

Floating Point Interpreter Routines: 18-18 Arithmetic routines 102650031

 

Floating Point Interpreter Routines: Exponential Routines 102650032

 

Floating Point Interpreter Routines: Floating output routine 102650030

 

Floating Point Interpreter for Use with Programs Compiled with DECAL-BBN 102650037

 

Floating Point Interpretive Routine: Single Precision Floating Point Interpreter 102650027

 

Floating Point Interpretive Routines: Floating Point Natural Logarithm 102650035

 

Floating Point Interpretive Routines: Floating input routine 102650029

 

Floating Point Interpretive Routines: Floating point are tangent 102650036

 

Floating Point Interpretive Routines: Floating square root 102650033

 

Floating Point Interpretive Routines: Sine-Cosine Routines 102650034

 

Floating Point Natural Logarithm 102650076

 

Floating Point Package 102650086

 

Floating Square Root 102650314

 

Fortran 102650574

 

Frapcorrector 102650329

 

Friden Model FPC-8 Double Case Flexowriter 102650336

 

Generate a unit matrix 102650045

 

Get median 102650057

 

Get standard deviation 102645674

 

I/O and Mass Memory Devices 102652446

 

IOT Operated I/O Devices 102665095

 

Inclusive or Blocks 102650060

 

Index Register 102650106

 

Input / Output in the PDP-1-X 102650616

 

Instruction Test Programs 102650092

 

Instructional Manaul: I/O and mass memory devices 102665097

 

Intercom and Debug Program 102650131

 

Invisible Debugger (ID) 102665054

 

Invisible Debugger (ID) 102650619

 

Jack Dennis Technical Papers 102665048

 

Kalah game playing program 102645673

 

Knobs and Buttons 102650628

 

LISP 102664689

 

LISP Implementation for the PDP-1 Computer 102650371

 

Larger, equal, smaller algebraic (lesa) or absolute magnitude (lesm) 102650024

 

MAC: A Master Subroutine Control System 102650374

 

MACRO Assembly Program 102665112

 

MODES, REGISTERS, NEW INSTRUCTIONS, and TRAPS AND INTERRUPTS in the PDP-1-X 102665093

 

MUSIC COMPILER 102664687

 

Magnetic Drum Storage 102650631

 

Master Tape Duplicator 102650085

 

Matrix Operations Program 102650096

 

Memory Addressing Test Program 102650090

 

Microflit PS 102650624

 

Microtape File System 102650576

 

Microtape Hardware System 102650629

 

Midas Assembly Program 102650620

 

Misc. logic equations, diagrams, schematics, notes 102665132

 

Modification Bulletin No. 1-1 102664686

 

Move a matrix to a new location 102650042

 

Move block 102645677

 

Multiply Subroutine 102650324

 

Multiply a matrix by a constant 102650041

 

Multiply a row by a constant 102650046

 

Multiply two matrices 102650043

 

Multiply/ Divide Option 102650113

 

Music programs 102665088

 

New Fiodec Codes and Symbols 102650316

 

New Mode Sequence Break System for Time Sharing 102650330

 

Nth word readinbuffer subroutine 102650134

 

Octal Loader Program/ Octalinput/ Binary Loader 102650327

 

Octal Debugger 102650080

 

Octal Dump 102650328

 

Octal Typeout 102650133

 

Off-Line Flexowriters 102650623

 

Operating Instructions for IBM Tape Checker 102650115

 

Operating Instructions for Punching Titles on Tapes 102650120

 

Order (Ascending) a dimensional array 102650064

 

Order (ascending) a two dimensional array 102650063

 

Order block of fixed point numbers algebraically (oba), or according to absolute magnitude (obm) 102650025

 

PAP Symbol Table 102650323

 

PDP-1 Basic Instructions 102665098

 

PDP-1 INSTRUCTION LIST 102665102

 

PDP-1 Program Library: Expensive Desk Calculator 102664262

 

PDP-1 Sequence Break System 102664692

 

PDP-1 Teletype hardware 102665101

 

PDP-1 Timesharing interface 102665056

 

PDP-1 instruction code and Friden code 102652326

 

PDP-1 memory 102665060

 

PDP-1-X System Organization 102650028

 

PRELIMINARY DECTAPE FILE SYSTEM 102665091

 

PRELIMINARY MICROTAPE FILE SYSTEM 102665090

 

PROGRAMMED QUEUES in the PDP-1-X 102664690

 

PROPOSED INSTRUCTIONS FOR TIME SHARING ON PDP-1 102664277

 

Paper Tape Reader Test Program 102650105

 

Pen Tracker Routines 102650111

 

Possible 102650573

 

Preliminary Program Information for the PDP 102650504

 

Process Scheduling 102650611

 

Program Flags 102650121

 

Program Library Index 102650320

 

Programmed Data Processor Specifications 102636234

 

Programmed Queues 102650614

 

Programmed System for Typographic Composition and Editorial Processing 102650317

 

Programming teh PDP-1 computer 102665099

 

Programming the PDP-1 Computer 102652327

 

Proposal: An Implementation of an almost-segmented multiprogrammed computer system for the PDP-1 102665050

 

Punch Memory 102650081

 

Punch an intermediate matrix on paper tape 102650047

 

Punchout Read In Mode Tape 102650088

 

Push block up N registers 102645675

 

RATBIN (read and type a binary paper tape) 102650065

 

Random Number Generators; Coin, Random, Ranmodn 102650082

 

Random Punch Paper Tape/ Typewriter Test 102650126

 

Random Walk Number 102650051

 

Read and Write Disc 102650124

 

Read Binary Test 102650091

 

Read intermediate matrix tape 102650048

 

Readinbuffer 102650333

 

Relocatable Assembler 102664691

 

Relocatable subroutine library 102665100

 

Revised PDP-1 order code 102636237

 

Rotate Test 102650109

 

Rotate blk right, left 102650059

 

SINGLEDEC 102650026

 

STEP (Selective Trace and Examination of Process) 102650130

 

Scheduling Data 102650612

 

Search 102650055

 

Select with/without replacement 102650058

 

Sequence Break 102650319

 

Simple Core Memory Test 102650127

 

Software Applications Index 102650128

 

Sort a block of alphabetic items using sortl (DSL-LP-56) 102650062

 

Sort a block of items 102650061

 

Speed of the PDP-1 Reader 102650136

 

Start-Stop Reader Test 102650068

 

Subroutine OS-01 Scope Character Output 102650626

 

Summary of Teco Commands 102636236

 

System Assembler 102650618

 

TECO (Tape Editor and Corrector) 102664688

 

THOT's: DDT-6 what should it be? 102664682

 

TJ-2: Type Justifying Program 102664683

 

TS Macro 102635717

 

TX-O 102665092

 

TX-O/PDP-1 Data Link 102650617

 

Tape Conversion Program 102650337

 

Teletype Trouble Code 102652418

 

Teletypesetter 102650318

 

Telex Disk Storage Unit 102650117

 

Telex Test 102650315

 

Temporary-Storage Pushdown Package 102650110

 

Test Programs 102665055

 

Time Sharing System 102636259

 

Timesharing system instructions 102665057

 

Timing charts for PDP-1 computer (Not including in-out features, multiply, divide or the sequence break system) 102665049

 

To compute n(n-1)...n(n-r+1) 102645672

 

To compute(n/r) = nl/(rl(n-r)1) 102650021

 

To delay a running program for a specified number of milliseconds 102650022

 

To delay a running program for a specified number of seconds 102650023

 

Tracing Program; trace 102650108

 

Transpose matrix 102650044

 

Trigonometric-Root 102650114

 

Two Memory Checkerboard Program 102650067

 

Type Justifier 102650621

 

Type-A-Tape 102650132

 

Typewriter Control 102665107

 

Typewriter Inquiry Control (TIC) 102650089

 

USING THE PDP-1 COMPUTER 102664685

 

Use of Disc, Light Pen and Logic 102650122

box 4-5

Series 3. Manuals 1960-1975

Series Description

This series cover hardware and programming topics. Included in this series are manuals that focus on specific components as well as manuals that cover basic instructions and maintenance for the computer.
 

A-D, D-A Interface 102652387

 

ADA-1A Interface Maintenance Manual 102652388

 

Adjustment and Lubrication Prodcedures for Decoder and Power Unit of the Computeriter 102650503

 

Basic Instruction Manual (Preliminary) 102652403

 

Coder Unit Models EC and ETC Computeriter Manual 102652389

 

DECAL-BBN Programming Manual 102652396

 

DECAL-BBN Technical Manual 102652397

 

DECtape Control Type 550 Instruction Manual 102652390

 

Digital Modules manual 102652391

 

I-O Device programming manual 102652448

 

Instruction List 102636228

 

Instruction Manual (PDP-35) 102650615

 

MACRO Assembly Program 102635758

 

MAINDEC 1 Instruction Test 102650491

 

MAINDEC 10 Read Binary Test 102650496

 

MAINDEC 12 Punch Test 102650497

 

MAINDEC 132 Light Pen Test 102650500

 

MAINDEC 14 Typewriter Test Program 102650498

 

MAINDEC 2 Memory Checkerboard 102650492

 

MAINDEC 22 Memory Checkerboard Test 102650499

 

MAINDEC 3 Address Test Program 102650493

 

MAINDEC 4 Multiply and Divide Test 102650494

 

MAINDEC 5 Single Channel Sequence Break Test Program 102650495

 

Macro Assembly Program Internal Operations Manual 102635749

 

Macro Assembly Program for Programmed Data Processor -1 (PDP-1) 102652398

 

Magnetic Tape Equipment Types 50/51/52 102652393

 

Microtape 102652409

 

PDP-1 Course Workbook 102652395

 

PDP-1 Input-Output Systems Manual (Preliminary Manual) 102650502

 

PDP-1 Installation Manual 102652402

 

PDP-1 Supplement (PDP-1D-45) 102652399

 

Precision CRT Display Type 30A 102652394

 

Programmed Data Processor - 1 Maintenance Manual 102652404

 

Programmed Data Processor-1 Handbook 102636240

 

Programmed Data Processor-1 Manual 102652401

 

System Modules 102652392

 

Ultra-Precision CRT Type 31A Display 102650501

 

User's Guide to Data Handling on the PDP-1 102652400

box 5-6

Series 4. Miscellaneous 1959-1968

Series Description

This series includes a small number of interoffice memorandums, correspondences and promotional materials.
 

Computer Application Note 102652406

 

Correspondence with vendors: Digitronics 102652419

 

Correspondence with vendors: Soroban 102652421

 

Correspondence with vendors: Teletype 102652420

 

DEC PDP-1 Technical Memoranda 102665109

 

DEC PDP-1 Technical Memoranda 102665108

 

DEC Programmed Data Processor 102652405

 

MIT PDP-1 computer work description worksheet 102652531

 

Misc. DEC Interoffice Memos 102652422

 

Oral history transcript: Dick Best 102652416

 

P.E. Customers and serial numbers 102652417

 

PDP Option List 102652407

 

PDP-1 Price List 102652408

 

PDP-1 related published articles and conference preceedings 102650632

 

PDP-1 to MIT donation 102665105

 

Type 33 card codes and printouts 102652415

 

dec PROGRAMMED DATA PROCESSOR 102664938

box 6

Series 5. Specifications 1961-1973

Series Description

This series contain a small quantity of specifications that include cable schedules, components lists, component diagrams, and wiring schematics.
 

10 pin amphenol 102652423

 

1K26 pin assignments, inter-bay and dataphone connections 102665127

 

22 pin amphenol 102652424

 

50 pin amphenol 102652426

 

Ampex write up 102652433

 

Bus Reset Driver WK01 102652435

 

Cable schedule 102664279

 

Cable schedule 102652447

 

Cable schedule 102665051

 

Data channel schematics 102652431

 

Explanatory notes for cycle flow diagrams 102652445

 

External Components List 102652427

 

General Wiring Sheets 102652428

 

Installation procedure for 823 SCR Driver 102652438

 

Master drawing list PDP-1C-6 102636257

 

Microtape power control 102652439

 

Misc. Hardware Specifications 102665123

 

Module list 102634751

 

Music Maker diagram 102664679

 

Music parts 5 and 6, Position: 10F6 102652436

 

Radio astronomy typewriter conn to PDP schematics 102652443

 

Self contained DRPE logic 102650100

 

Special pulse timing chart 102634776

 

System diagrams 102665047

 

System modules test data: Sense Amplifier 102652434

 

TDCM Connections - Memory Bay schematics 102652444

 

Taper pins schematic list 102652429

 

Teletype Private Type-in control input shift register schematics 102652432

 

Type 121D Core Memory Control external components list 102652430

 

Types and quantities of component used 102635759

 

Typewriter TSN/TSF Switch PDP Time Sharing 102652437

box 6

Series 6. Log Books/ Records 1962-1984

Series Description

This series consists of logbooks for the PDP-1 computers at the MIT Research Laboratory of Electronics.
 

MIT computation book 102665149

 

PDP Log (1979-1984) and notes 102665148

 

PDP-1 Logbook from December 18, 1973 to December 1, 1974 102665027

 

PDP-1 Logbook from February 24, 1965 - July 21, 1965 102665064

 

PDP-1 Logbook from June 3, 1973 to December 17, 1973 102665026

 

PDP-1 Logbook from November 13, 1972 to June 2, 1973 102665025

 

PDP-1 maintentance log, test programs and guidelines for use of PDP-1 computer 102665029

 

Photocopy of Department of Research Laboratory of Electronics PDP-1 Logbook from March 12, 1962 to August 15, 1962 . 102665016

 

Photocopy of PDP-1 Logbook from August 15, 192 -October 29, 1962 102665017

 

Photocopy of PDP-1 Logbook from December 2, 1965 to April 20, 1966 102665020

 

Photocopy of PDP-1 Logbook from Janurary 1, 1963 to June 28, 1963 102665018

 

Photocopy of the Department Research Laboratory of Electronics PDP-1 Logbook from July 20, 1965 to December 2, 1965 102665019

 

Photocopy of the Department of Research Laboratory of Electronics PDP-1 Logbook from October 19, 1966 to March 29, 1967 102665022

 

Photocopy of the Department of Research Laboratory of Electronics PDP-1 Logbook from April 20, 1966 to October 18, 1966 102665021

 

Research Laboratory of 36-476 Electronics PDP-1 Logbook from December 1, 1974 to July 30, 1976 102665028

 

Research Laboratory of Electronics PDP-1 Logbook from April 11, 1972 to November 12, 1972 102665024

 

Research Laboratory of Electronics PDP-1 Logbook from October 16, 1971 to April 11, 1972 102665023

box 7

Series 7. Design drawings (oversized drawings) 1959-1968

Series Description

This series contain oversized schematics of the PDP-1.
 

16K Memory Type 170 DEC System Module Location 102650752

 

16K Memory Type 170 Racks 3C and 3D 102650751

 

16K Memory Type 170 Read Write 102650754

 

16K Memory Type 170 Sense AMP and Inhibit 102650753

 

A/D/A Interface and Relay Buffer 102650755

 

Arithmetic Control Unit: AU Control Logic 102650749

 

Arithmetic Control Unit: Flow Diagram of Arithmetic Unit 102650750

 

Automatic Mul/Div Type 10 (field instl) switch plate WD 102650797

 

Automatic Mul/Div Type 10 DEC system module location 102650796

 

Bay 11 to Bay 3 signals 102665128

 

Bay 11 to CPU signals 102665129

 

Bay 6-7 interconnections 102665131

 

Cable Diagram SCR Driver 823 102650732

 

Cycle zero and defer cycles flow diagram 102650862

 

Cycle zero and defer cycles flow diagram 102650861

 

Data Control 131: 1 BUF and 2 BUF 102650748

 

Data Control 131: 1C-43 1 Buf and 2 Buf; Racks 1C, 1D, 1E; PDP-5 - 131 - PDP-1 Interface 102650759

 

Data Control 131: Flow Diagram 102650747

 

Data Control 131: Initial Location Control 102650746

 

Data Control 131: Word Counter 102650745

 

Dataphone connectors 102665130

 

Dectape 550: Block Diagram, 550 Control 102650744

 

Dectape 550: C1 Control Print #1 102650743

 

Dectape 550: C2 Flag Response Data Control Outputs 102650742

 

Dectape 550: Control Interconnecting Cables 102650739

 

Dectape 550: Power Wiring and Indicator Lite Wiring 102650738

 

Dectape 550: Utilization Module List 102650740

 

Dectape 555: Chassis Wiring 102650736

 

Dectape Control 550: IN Information Handling 102650741

 

Dectape Control 550: TM Control Pulses 102650735

 

Dectape Control 550: Timing Diagram 102650737

 

Inforonics 102650765

 

Inforonics H.S. Punch Interface 102650756

 

Memory assignments: process entity, computation entity, executive routine + (addresses 0 to 3174 octal), active drum area 102665136

 

Micro Tape Control 550: W Mark Track Decoding Error 102650734

 

PDP-1 Accumulator BS 102650857

 

PDP-1 Accumulator Control BS 102650860

 

PDP-1 Accumulator Control BS 102650859

 

PDP-1 Accumulator Control BS 102650858

 

PDP-1 Automatic multiply/ divide type 10 BS 102650856

 

PDP-1 Computer logic layout 102650871

 

PDP-1 Cycle one flow diagram 102650855

 

PDP-1 Display console logic typewriter control 102650863

 

PDP-1 Drum field selection logic 102650870

 

PDP-1 Drum reader amp MIT WD 9D and 9E 102650869

 

PDP-1 Drum write amp. WD 9A and 9B MIT 102650867

 

PDP-1 Drum write amplifiers MIT BS 102650868

 

PDP-1 General control functions 102650854

 

PDP-1 General control functions 102650853

 

PDP-1 High speed channel control type 19, address mixer BS 102650852

 

PDP-1 High speed channel control type 19, buffer mixer BS 102650851

 

PDP-1 High speed channel control type 19, request and transfer logic BS 102650850

 

PDP-1 In-out input mixer BS 102650849

 

PDP-1 In-out input mixer BS 102650848

 

PDP-1 In-out input mixer BS 102650847

 

PDP-1 In-out register BS 102650846

 

PDP-1 In-out register BS 102650845

 

PDP-1 Instruction register and decoders 102650843

 

PDP-1 Instruction register and decoders 102650844

 

PDP-1 Instruction register and decoders 102650842

 

PDP-1 MA, MB, IO and PC transfer logic 102650841

 

PDP-1 MA, MB, IO and PC transfer logic BS 102650840

 

PDP-1 Memory address register and decoders BS 102650839

 

PDP-1 Memory address register and decoders BS 102650838

 

PDP-1 Memory buffer register BS 102650836

 

PDP-1 Memory buffer register BS 102650837

 

PDP-1 Memory extension control type 15, MAD and MB buffers 102650835

 

PDP-1 Memory extension control type 15, transfer and selection logic BS 102650832

 

PDP-1 Memory extension control, type 15 memory buffer mixer 102650834

 

PDP-1 Memory extension control, type 15, transfer and selection logic 102650833

 

PDP-1 Memory module type 12 102650831

 

PDP-1 Memory module type 12 BS 102650829

 

PDP-1 Memory module type 12 BS 102650830

 

PDP-1 Modifications, external flags and buffers 102665124

 

PDP-1 Program counter BS 102650828

 

PDP-1 Program counter BS 102650827

 

PDP-1 Punch control 102650826

 

PDP-1 Punch control BS 102650825

 

PDP-1 Punch control BS 102650824

 

PDP-1 Reader control BS 102650821

 

PDP-1 Reader control BS 102650823

 

PDP-1 Reader control BS 102650822

 

PDP-1 SH/RO logic, program flag and count logic, one channel sequence break BS 102650818

 

PDP-1 Sequence break system type 20, control BS 102650820

 

PDP-1 Sequence break system type 20, priority chain BS 102650819

 

PDP-1 Standard Wiring... for one memory CD 102650865

 

PDP-1 Standard in-out transfer control BS 102650817

 

PDP-1 Taper pin panels and in-out plugs for optional equipment WD 102650816

 

PDP-1 Typewriter Control 102650814

 

PDP-1 Typewriter control BS 102650815

 

PDP-1 modifications IO buffer register 102665125

 

PDP-1 modifications: time sharing IO input mixer 102665137

 

PDP-1 modifications: time sharing sequence break 102665133

 

PDP-1 time sharing executive flowchart 102665126

 

PDP-1 time sharing executive routine 102665134

 

PDP-1 time sharing executive routine 102665135

 

PDP-1B Cycle one flow diagram 102650812

 

PDP-1B Cycle one flow diagram 102650813

 

PDP-1B Cycle zero and special cycles flow diagram 102650811

 

PDP-1C Accumulator 102650807

 

PDP-1C Accumulator 102650809

 

PDP-1C Accumulator 102650808

 

PDP-1C Accumulator 102650806

 

PDP-1C Address mixer high speed channel control type 19 102650805

 

PDP-1C Automatic multiply / divide type 10 BS 102650803

 

PDP-1C Buffer mixer - high speed channel control type 19 102650802

 

PDP-1C Flow diagram automatic mul /div type 10 102650804

 

PDP-1C IOT control BS 102650801

 

PDP-1C Option Interconnection for MAG TAPE 51 102664678

 

PDP-1C Reader teletype#punch typ# control 102650800

 

PDP-1C SH/RD +1,-1, PC, rotate, PF, one channel SB and control 102650799

 

PDP-1C Special cycles 102650798

 

PDP-1C Special cycles 102650864

 

PDP-1C TPG, SPG, EE, BC, defer, cycle and run, control BS 102650795

 

PDP-1C Wiring diagram; IH- time pulses, IJ - PBG, SPG IOT; 1K - Run, Cycle, DF, Break WD 102650794

 

PDP-1C--2 Memory system BS 102650770

 

PDP-1C-2 AC Control 102650793

 

PDP-1C-2 Accumulator BS 102650792

 

PDP-1C-2 Console, control panel WD 102650791

 

PDP-1C-2 IO Register 102650790

 

PDP-1C-2 IOT pulses WD 10265089

 

PDP-1C-2 IR + Buffers 102650788

 

PDP-1C-2 MA, PC, MB 8, IO pulse control BS 102650787

 

PDP-1C-2 Mem address register decoder BS 102650786

 

PDP-1C-2 Memory Buffer Register BS 102650785

 

PDP-1C-2 Memory system 3A,B,C,D WD 102650784

 

PDP-1C-2 SH/RO, +1-1, PC, Rotate, PF BS 102650783

 

PDP-1C-2 Typewriter buffer O and control BS 102650782

 

PDP-1C-20: In-out input mixer #2 102650767

 

PDP-1C-20: Inforonics A/D/A 102650766

 

PDP-1C-20: Option interconnection 102650769

 

PDP-1C-20: Taper pin panels and in out plugs for optional equipment 102650764

 

PDP-1C-20; Micro Tape 555 IOT Control 102650768

 

PDP-1C-3 IOT Control BS 102650781

 

PDP-1C-3 IOT Pulses WD 102650780

 

PDP-1C-3 Logic for teletype BRPE punch B5 102650779

 

PDP-1C-3 Memory system 3A,B,C,D WD 102650778

 

PDP-1C-3 Program counter BS 102650777

 

PDP-1C-3 Reader Buffers and Control 102650776

 

PDP-1C-3 Reader Buffers and Control 102650775

 

PDP-1C-3 SH/RO +1,-1, PC, Rotate, PF 102650774

 

PDP-1C-3 Wiring Diagram ID+1 PC, SH/RD IE-Pf+SH/Logic IE, IR IF 102650773

 

PDP-1C-33 Ass'y 102650763

 

PDP-1C-35: Memory Extension Control Type 15, MAD and MB Buffers 102650762

 

PDP-1C-38: Standard In-Out Transfer Control; A/D General Purpose; In-Out Input Mixer; Bit Control and Speed Accuracy; PDP-1C Option Interconnection for Micro Tape 102650761

 

PDP-1C-4-2 Color box transfer logic 102650772

 

PDP-1C-40: In-Out Input Mixer; IOT Control Data 131 Space War Console MIT; Taper Pin Panels and In Out Plug; Option Interconnection; Instruction Register and Decoders 102650760

 

PDP-1C-49 ADX-10 Memory Extension Control Type 171 Transfer and Selection Logic 102650758

 

PDP-1C-50 ADX-9 Memory Extension Control Type 171 Transfer and Selection Logic 102650757

 

PDP-1C-6-2 3D Display interface; PDP-1C-6-3 Request and transfer logic high speed control type 19 102650771

 

Punch (2 1/2 amp) 2 step power control BS 102650866

 

RACK 11F SCR Driver 823 102650733