The Analog Computer Museum -- Library

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2026-05-23 · via Hacker News

BBC

Tisch-Analogrechner

Bedienungsanleitung zum BBC Tischanalogrechner - handbook in German, ca. 5.5 MB.

Beckman

EASE	EASE Computer Installation Instructions, ca. 13 MB

Comdyna

808	808 ANALOG SIGNAL PROCESSOR, ca. 2.2 MB (scan provided by Chris Yewell). 808 operator's manual, ca. 3.1 MB (scan provided by Chris Yewell).
7000	7000 ANALOG/HYBRID COMPUTING SYSTEMS, ca. 3.5 MB (I would like to thank Dave Burraston for these scans.)
GP-6	GP-6 ANALOG COMPUTER, ca. 2.6 MB (I would like to thank Dave Burraston for these scans.) GP-6 ANALOG COMPUTER OPERATOR'S MANUAL, ca. 1.3 MB (I would like to thank Dave Burraston for these scans.)
Miscellaneous	MODELS 701 AND 709 VARIABLE DIODE FUNCTION GENERATORS, ca. 0.3 MB (I would like to thank Dave Burraston for these scans.) PRICE SHEET, ca. 1.2 MB (I would like to thank Dave Burraston for these scans.) BANANA PLUG MODULES, Plug-in Networks for Comdyna and EAI Analog Computers, Pricelist, ca. 0.7 MB (I would like to thank Dave Burraston for these scans.)

C.S.F.

Dornier

DO80	Introduction to the Analog Computer DO80, in English and German, ca. 2.1 MB. Analogrechner Dornier 80 - handbook (in German), 6 MB. Thanks to Mr. Thomas Proell who scanned the document "Technisches Handbuch", it is available here for download: Chapter 0, about 150 kB. Chapter 1, about 250 kB. Chapter 2, about 700 kB. Chapter 3, about 1 MB. Chapter 4, about 1.9 MB. Chapter 5, about 1.6 MB. Chapter 6, about 3.8 MB. Chapter 7, about 800 kB. Chapter 8, about 3.1 MB. Chapter 9, about 2 MB. Thanks again to Mr. Thomas Proell here is the Bedienungshandbuch (German) available for download (about 9 MB!). DO-80 overview drawings, ca. 8.7 MB (donated by Prof. Dr. Becker, the designer of the DO-80 analog computer). Prof. Dr. W. Becker donated this set of hand drawn schematics of the DO-80 prototype to the Analogmuseum: DO-80 prototype schematics, ca. 7.3 MB. Prof. Dr. W. Becker donated this thesis in which the time delay unit for the DO-80 analog computer is developed: TOTZEITGLIED, ca. 20 MB. Convolute of documents regarding the development and implementation of the digital time delay for the DO-80 analog computer (34 MB).
DO240/270	Analogrechner Dornier 240, brochure (German, about 5 MB). Programmierfeld (about 200 kB color pdf).
DO 720	Brochure introducing the Dornier 720 analog computer (in German, about 2.5 MB color pdf).
DO 910	Simulationssystem DO 910, Bedienungshandbuch (ca. 14 MB). Simulationssystem DO 910, Technisches Handbuch (ca. 24 MB).
DO960	Flyer Simulationssystem Dornier 960 (in German, about 2.1 MB color pdf).

Du Pont

EAI

TR-10	PACE TR-10 analog computer (about 3.5 MB) Specifications for general purpose desk-top analog computer, ca. 2.5 MB (these specifications would eventually evolve into the PACE TR-10 analog computer).
TR-20	TR-20 Computer Operator's Reference Handbook (about 10 MB, many thanks to Tom Harris for providing this scan) TR-20 Computer Maintenance Series (63 MB!, many thanks to Dr. Entwistle for scanning the manual and giving the PDF file to the analog museum)
TR-48	Sales brochure (16 pages) PACE TR-48 analog computer, ca. 6.7 MB. Drawing of the patch panel of the TR-48. (Thanks to Josh Bensadon for creating this drawing and his permission to use it here.) Drawing of the -8V / 2V power supply of the TR-48. (Thanks to Josh Bensadon for creating this drawing and his permission to use it here.)
EAI-180	Reference and maintainance manual (about 22 MB) EAI 180 brochure, ca. 11 MB
EAI-380	EAI 380 brochure, ca. 10 MB
EAI-580	EAI 580 brochure, ca. 37 MB EAI 580 Maintenance Series, Console Components, Chapter 1, ca. 16 MB. EAI 580 Maintenance Series, Console Components, Chapter 2, ca. 1 MB. EAI 580 Maintenance Series, Console Components, Chapter 3, ca. 15 MB. EAI 580 Maintenance Series, Console Components, Chapter 4, ca. 11 MB. EAI 580 Maintenance Series, Console Components, Chapter 5, ca. 3.2 MB. EAI 580 Maintenance Series, Console Components, Chapter 6, ca. 11 MB. EAI 580 Maintenance Series, Console Components, Chapter 7, ca. 10 MB. EAI 580 Maintenance Series, Console Components, Chapter 8, ca. 4.4 MB. EAI 580 Maintenance Series, Computing Components, ca. 47 MB. EAI 580 Maintenance Series, 26.268 Digital Voltmeter, Part 1, ca. 6.6 MB. EAI 580 Maintenance Series, 26.268 Digital Voltmeter, Part 2, ca. 2.7 MB. EAI 580 Maintenance Series, 26.268 Digital Voltmeter, Part 4, ca. 4.4 MB. EAI 580 Maintenance Series, 26.268 Digital Voltmeter, Part 4, ca. 4.7 MB. EAI 580 Maintenance Series, 26.268 Digital Voltmeter, Part 5, ca. 2.2 MB.
EAI-680	EAI 680 scientific computing system - reference handbook (about 18 MB) EAI 680 Scientific Computing System - an economical, high-performance hybrid computer, ca. 2.1 MB
EAI-1000	EAI-1000 Micro Processor Controlled ANALOG HYBRID COMPUTER SYSTEMS Reference Manual (about 23 MB) EAI-1000 Diagnostics (about 10 MB, provided by Tony Duell) EAI-1000 Schematics (ZIP) (about 41 MB, provided by Tony Duell), these schematics differ from those in the Reference Manual above.
EAI-2000	EAI 2000 ANALOG REFERENCE HANDBOOK - this manual describes in depth the EAI-2000 analog/hybrid computer system (98 MB!).
EAI MiniAC	MiniAC Reference Handbook, ca. 12 MB (thanks to Rainer Glaschick for this scan). The publication Hilfsblätter zum Praktikum Analogrechner give a short introduction into the operation of the EAI MiniAC, ca. 7 MB (thanks to Rainer Glaschick for this scan).
Simstar	SIMSTAR - an attached multiprocessor for dynamic system engineering, By: Paul Landauer, ca. 2.1 MB (thanks to Mr. John Douceur for the scan). Ronald W. Embley, The Technology Behind Simstar, an All-New Simulation Multiprocessor (2.3 MB)
Starlight	Starlight ...the Ultimate Simulation Computer, a four page brochure describing the Starlight architecture (thanks to Mr. John Douceur for this wonderful paper), ca. 725 kB. SIMULATION ACCELERATOR, a one page paper describing EAI's Starlight system being used at NASA (thanks to Mr. John Douceur for this document), ca. 100 kB. EAI announces STARLIGHT System, ca. 230 kB (thanks to Mr. John Douceur for this scan).
Miscellaneous	Modelling dynamic economic problems on the analog computer, ca. 2 MB. A wonderful "multimedia" lecture titled Understanding the ANALOG/HYBRID Computer from 1969. Thanks to my friend Christian Peters who worked hard for many hours this EAI lecture is now available as podcast including audio and synchronized video (slides :-) ) here (about 17 MB). If you are interested in the audio data only, you can find a 16 MB mp3 coded file here. The 14th Edition dating from April 1986 of the EAI User's Group Newsletter (featuring Simstar etc.), ca. 24 MB. A brochure featuring the EAI-231R and accessories: That New Idea from EAI (about 900 kB). EAI Application Bulletin No. 1 (about 2.3 MB). EAI Application Bulletin No. 3 (about 1.2 MB). A Practical Approach to Analog Computers by John D. Strong and George Hannauer gives a good introduction to analog computing using the then new EAI-231R tube based analog computer, one of the finest instruments ever made. Stored Program Concept for Analog Computers - this was prepared for the George C. Marshall Space Flight Center, NASA in 1968 when they requested a study to be performed by EAI whether some form of automatic programming was possible for analog computers. The resulting switch matrices came to be known as Hannauer matrices. I would like to thank Alex Bochannek from the Computer History Museum who scanned this study. The famous Handbook of Analog Computation published by EAI which covers next to everything about analog computing (about 23 MB). EAI 3440 DATAPLOTTER - a publication describing the 3440 DATAPLOTTER (about 1.6 MB). EAI HYDAC - a truly wonderful six page publication describing the then new EAI HYDAC 2000 system with wonderful pictures of the system (about 1.3 MB). In addition to this there is a letter from EAI to its customers introducing the HYDAC system (in German, 162 kB). EAI MICROSTORE Model 2.395 - a product information release introducing the PACE MICROSTORE, a high-speed tracking, storage and switching device for the EAI 231R series of analog computers (about 1 MB). EAI Products and Services - a short publication covering the main products and services offerend by EAI (about 2.1 MB). EAI standard data processing instruments - a six page publication featuring IO devices and the like (about 1.2 MB). EAI SPECIFICATIONS FOR TRANSISTORIZED GENERAL-PURPOSE ANALOG COMPUTER - a requirement document for a transistorized GPAC (about 2 MB). EAI TR 20/TR-48 desktop analog computers - a six page publication introducing these two computers (about 6 MB). EAI REPORT 001 (about 6 MB). EAI REPORT 002 (about 11 MB). EAI REPORT 004 (about 12.5 MB). EAI REPORT 005 (about 25 MB). EAI REPORT 007 (about 5 MB). EAI REPORT 008 (about 10 MB). EAI REPORT 009 (about 13 MB). EAI REPORT 010 (about 20 MB). EAI REPORT 011 (about 14 MB). EAI REPORT 012 (about 24 MB). EAI REPORT 013 (about 23 MB). EAI REPORT 014 (about 30 MB). EAI REPORT 015 (about 30 MB). EAI REPORT 016 (about 7.1 MB). EAI REPORT 017 (about 5.3 MB). EAI Maintenance Pocket Guide - this small booklet (13 MB!) contains a wealth of information helping the field engineering during repairs of EAI analog computers. The most important part (at least for me) is the section describing the integrated circuits used and the list with transistor replacement types. Continuous Data Analysis with Analog Computers Using Statistical and Regression Techniques, ca. 4.4 MB Investigation of Heat Transfer by Conduction, ca. 1 MB System Response Analysis with the Analog Memory and Logic System, ca. 1.3 MB Two Variable Function Generator for HYDAC, ca. 2.3 MB The Simulation of Transport Delay with the HYDAC Computing System, ca. 3 MB Arithmetic Operations with the HYDAC* Digital Operations System, ca. 13 MB Flow Rate Computation Automatic Dumping Hoppers, ca. 1.2 MB

Ford Instrument Company

A-1	Description of Ground Position Indicator Type A-1, scan by Mr. John MeKeown (ca. 550 kB). John McKeown (ca. 900 kB).
ASN-6	Fourty-Five Pounds of Automatic Navigation, scan by Mr. John McKeown (ca. 900 kB).
ASN-7	Automatic Navigation Computer ASN 7, scan by Mr. John McKeown (ca. 1.9 MB).

Frey

GTE

EA-22

Thanks to Heribert Müller who lend me the Bedienungsanleitung for the EA-22 analog computer manufactured by the small company GTE, you can download it here as a 3.4 MB pdf-file (in German).
Thanks to Rainer Glaschick, we now have a second version of the manual for the EA-22, ca. 2.4 MB.
Thanks to Rainer Glaschick, we now also have the Technische Information for the EA-22, ca. 10 MB.

Heath

EC-1	Operational Manual for the Heath Educational Analog Computer Model EC-1 (1 MB). Schematic for the Heath EC-1 analog computer. HEATHKIT Bedienungsanleitung Schul-Analogrechner Modell EC-1-E, ca. 35 MB (German)

Hitachi

200D	Hitachi 200D Series Analog/Hybrid Computer (3.5 MB). Hitachi 200D Series 220D/240D/260D analog/hybrid computer specification (1.9 MB).
200X	Thanks to my friend Hans Kulk who sent me some wonderful manuals and thanks to my beloved wife Rikka who devotes much time to the scanning of documentation, you can now download a wonderful brochure of Hitachis 200X analog computer (38 pages, English, about 7 MB).
240	Quad operational amplifier DA163: Principles of operation , about 35 kB. Schematics , about 4.2 MB. Hitachi Analog/Hybrid Computer 220/240 Operator's Manual for Digital Logics (3.3 MB).
505	System brochure (about 4.1 MB). operation manual (38 MB!). A nice brochure showing the Hitachi 505 (3.7 MB).
Miscellaneous	In the late 1960ies Hitachi published the Technical Information Series, covering various aspects of Hitachi's analog and hybrid computers: TIS No. 1, 1967, 2nd edition, Additional Elements of Hitachi 505 Necessary for Hybrid Computing System (about 600 kB). TIS No. 2, 1967, 2nd edition, Information on Hybrid Interface (about 2.5 MB) TIS No. 3, 1967, Double Integral (Calculation of Volume of Cone) (about 600 kB). TIS No. 5, Automatic Programming (about 2 MB). TIS No. 8, Analysis of Rolling Theory by Analog Computer - Karman's Differential Equation (about 1.8 MB). TIS No. 9, Introduction to Simulator (Part 1) (about 2.3 MB). TIS No. 10, 1969, Introduction to Simulator (Part 2) (about 900 kB). TIS No. 11, 1969, Partial Differential Equations for Heat Conduction Analysis of Frozen Layer Shifting (about 340 kB).

HSE

LABORATOIRES R. DERVEAUX

DJINN

le calculateur analogique universel DJINN, French, ca. 3.2 MB
Simulateur de pile atomique DJINN, French, ca. 3 MB

LEYBOLD-HERAEUS GMBH

MEDA

MEDA 42 TA

Transistorisierter Differentialanalysator MEDA 42 TA Typ OZ 810 0042, Technische Beschreibung und Bedienungsanleitung (german, ca. 16 MB).
MEDA - Einstellgerät für polarisierte Relais ON 280 34 (german, ca. 1 MB).

Packard Bell

PEK

38500

Aufbau und Inbetriebnahme des Analogrechners Typ 38500, 2 MB (thanks to Bernd Johann who owns one of these computers for the scan)
Die Differentialgleichung und ihre Lösung mit dem Operationsverstärker, 413 kB (thanks to Bernd Johann who owns one of these computers for the scan)
Ausbildungsausstattung Analogrechner, Wirkungsweise Typ 35 957, Geräte und Funktionsbeschreibung, 1.7 MB (thanks to Bernd Johann who owns one of these computers for the scan)
Für den Lehrer, ca. 4.6 MB (thanks to Bernd Johann who owns one of these computers for the scan)
Schematics, ca. 2.6 MB (thanks to Bernd Johann who owns one of these computers for the scan)
Versuche, 1, ca. 5.2 MB (thanks to Bernd Johann who owns one of these computers for the scan)
Versuche, 2, ca. 4.8 MB (thanks to Bernd Johann who owns one of these computers for the scan)
Versuche, 3, ca. 3.2 MB (thanks to Bernd Johann who owns one of these computers for the scan)
Versuchsanleitung und Demonstrationsvortrag, Der Analogrechner als Lehr- und Übungsgerät in der Regelungstechnik, ca. 500 kB (thanks to Bernd Johann who owns one of these computers for the scan)

Rechenelektronik Glashütte

endim 2000

Elektronischer Langzeitrechner endim 2000 - Programmier- und Bedienungsanleitung, (german, about 14 MB)
endim 2000 patch panel.

Solartron

Analogue Tutor	Analogue Tutor TY1351 Instruction Manual, 1.1 MB. Dual Operational Amplifier AA1054_2 Instruction manual, 1.1 MB. Drawings for the 1054.2 operational amplifier, about 3.6 MB. Computer Power Supply AS1104_2 Instruction Manual, 1.5 MB. SOLARTRON Analogue Tutor, a wonderful brochure, donated by Mr. Cliff Hignett (ca. 4.5 MB).
Minispace	Operational Manual for Minispace, scan by Mr. Timothy E. Stinchcombe (ca. 11 MB). Instruction Manual for Analogue Computer SCD 10, scan by Mr. Timothy E. Stinchcombe (ca. 7.2 MB). Servo Resolver Type TJ961, scan by Mr. Timothy E. Stinchcombe (ca. 7.4 MB). Wiring diagrams for the Solartron Minispace, scans by Mr. Timothy E. Stinchcombe (ca. 1.5 MB).

Systron Donner

10/20	Design of an Analog Computer - a wonderful paper describing the design process of the Systron Donner 10/20 systems by John A. Alic (8 MB). Handbook of Analog Computation - a great introduction to the art of analog computing which was published in 1967 by Systron Donner (24 MB).
3000	Operating Handbook Donner Model 3000 Analog Computer, ca. 90 MB
3103	Instruction Manual Model 3101 Dual DC Amplifier (Chopper-Stabilized), ca. 12 MB (source: Bill Degnan).
3500	Model 3500 ANALOG COMPUTER, ca. 4.3 MB (source: Bill Degnan). Instruction Manual Model 3500 ANALOG COMPUTER (Portable), ca. 17 MB (source: Bill Degnan).

TELEFUNKEN

DEX 100	The operating manual for the DEX100: DEX100 Beschreibung , German, about 1.4 MB.
DEX 102	An information leaflet about the DEX102: Informationsblatt zum DEX102 , German, about 350 kB. Beschreibung und Bedienungsanleitung - handbook in German, 2.2 MB. Schematics - the complete schematics as JPGs in a ZIP-file, 11 MB.
DEX 802	Beschreibung des Digitalzusatzes DEX(802), written by K. Fay, 1971, (German, about 12 MB!).
ERV 801	Informationsblatt zum "Elektronischen Resolver ERV801" (German, about 250 kB). Bedienungsanleitung zum "Elektronischen Resolver ERV801" (German, about 280 kB). Schematic Drawings zum "Elektronischen Resolver ERV801" (about 310 kB).
HRS 860	Kurzbeschreibung - Hybrides Rechnersystem HRS 860 , AEG-TELEFUNKEN, Fachbereich Informationstechnik, N41 AC 52 0473 (German, about 2.3 MB).
HRS 900	Das HYBRIDE RECHNERSYSTEM HRS 900, ca. 5.2 MB (thanks to Dr. Ralph Bülow who donated this paper).
NN 800	Manual for the RA 800 used drawer Nichtlineare Netzwerke NN 800, in German, 1.7 MB.
OMS 811	Handbook for the OMS811 oscilloscope, in German, about 700 kB.
RA 463/2	Bedienungsanleitung - (quite preliminary) manual of operation, about 1957/1958. In German, 3 MB. Mechanical drawings , about 2 MB. A two page brochure showing the TELEFUNKEN RA463/2 electronic analog computer, in German, 400 kB. The complete drawings for the RA 463/2 can be found here (caution: 24 MB!).
RAT 700	TELEFUNKEN - Transistorisierter Tisch-Analogrechner RAT 700 - the complete manual of the RAT 700 table top analog computer (German, 18 MB). Rainer Glaschick provided the scans of the RAT 700 schematics, ca. 6.2 MB.
RA 741	Operating handbook for the Telefunken RA 741 table top analog computer (thanks to Dr. Stefan Höltgen and Johannes Maibaum for providing this scan) - ca. 9.3 MB.
RA 742	An information leaflet about the RA742: Informationsblatt zum RA742 , German, about 600 kB. Transistorisierter Tischrechner RA 742, Beschreibung, ca. 31 MB (thanks to Dr. Stefan Höltgen and Johannes Maibaum for the scan).
RA 770	Hybrid Precision Analog Computer System RA 770 D, Operating Manual, Part 1 (English, about 6 MB, 40 pages) and Part 2 (English, about 10 MB, 75 pages). A short operating guide for the RA 770 analog computer (in German) which is based on a thesis written by R. Aderhold: Kurzgefasste Bedienungsanleitung für den Telefunken Analogrechner RA 770 , about 2.8 MB. Kurzbeschreibung Hybrider Präzisionsanalogrechner RA 770, a wonderful brochure containing some really nice pictures of the RA 770, in German, about 6 MB!
RA 800	Transistorisierter Präzisions-Analogrechner RA 800, Beschreibung und Bedienungsanleitung, ca. 24 MB Some RA 800 miscellanea (2.5 MB).
Miscellaneous	In 1963, TELEFUNKEN published a series of application bulletins showing typical applications for its analog computers. To the best of my knowledge there were six bulletins: Einige spezielle Kunstschaltungen bei Benutzung des Tischanalogrechners RAT 700 (German, 250 kB). Einfache Darstellung einer Planetenbahn (German, 170 kB). Zwei-Massen-System (German, 170 kB). Erwärmungsvorgang in einem Kabel (German, 190 kB). Transformator (German, 160 kB). Beschaltung von Parabelmultiplizier-Netzwerken, this paper gives some very interesting and sometimes quite strange hints concerning the use of parabola multiplier networks (German, 1.2 MB). An interesting application note covering the external control of the R-, H- and P-control jacks of the RAT 700, RA 710, RAT 740 and RA 741 table top analog computers: Programmierung der Steuerbuchsen R, H und P bei den Tischanalogrechnern RAT 700, RA 710, RAT 740 und RA 741 (German, about 240 kB). A very interesting paper from Roland Konkard covering the use of self adaptive systems for the determination of the parameters of processes: Ermittlung der Kennwerte eines Prozesses mit Hilfe selbsteinstellender Systeme, (German, about 800 kB). Thanks to my friend Hans Kulk who sent me a copy of the following, you can now download the complete TELEFUNKEN ZEITUNG, Jahrgang 29, 1966, Heft 1, Herausgeber Prof. Dr. W. T. Runge (German, about 16 MB!). This wonderful publication describes the development of a high precision operational amplifier as used in TELEFUNKEN's analog computers, it covers the RA 800 Hybrid, describes in detail the technology of function generation, etc. A truly remarkable publication and a must read for anyone interested in analog computing. Sonderdruck "elektronische Datenverarbeitung (1968) 6, S. 293-297", Optimierung eines Regelkreises mit Tischanalogrechner und Digitalzusatz by H. Kramer, German, about 800 kB. TELEFUNKEN, Demonstrationsbeispiel Nr. 5, Ball im Kasten , German, about 300 kB. TELEFUNKEN, Perspektivische Darstellung von Rechenergebnissen mit Hilfe eines Analogrechners , German, about 170 kB. TELEFUNKEN, Simulation von Schwingungssystemen mit Analogrechnern by H. Kramer, German, about 1.4 MB. TELEFUNKEN, Schwingungsberechnung eines Zwei-Massen-Systems , German, about 300 kB. Annotations for an ancient slide collection covering the TELEFUNKEN analog computers - Dia-Reihe Analogrechner, in German, 3.6 MB. Kurzbeschreibung, Tischanalogrechner und Zusatzgeräte, a wonderful brochure covering the RA 710, the RA 742 and lots of peripherals for the Telefunken analog computers (ca. 5 MB). Dr. Ing. K. Nixdorff und Ing. H. Altmann, Zur numerischen Lösung von Randwertaufgaben des eingeschränkten Dreikörperproblems (ca. 1.4 MB). Armin Czinczel, Peter Maier, Echtzeitsimulation eines Reglers für blockierungsfreies Bremsen auf dem Hybriden Präzisionsanalogrechner RA 770 (ca. 16 MB!). The TELEFUNKEN ZEITUNG, Jg. 30 (June 1957), Issue 116, contains a 17-page section about analog computers featuring the unique Telefunken RA 1 - the PDF file can be found here (ca. 8.5 MB).

VERO

Analog-Computer

Description of a small electronic Analog-Computer built by VERO Electronics, ca. 20 MB.

Yokogawa

Miscellaneous

Helmut Adler	An interesting section about "reversable" operational amplifiers (1.1 MB).
W. Ameling	Die Lösung partieller Differentialgleichungen und ihre Darstellungsmöglichkeiten auf dem elektronischen Analogrechner, "elektronische datenverarbeitung", Heft 5/1962, pp. 197-215 (ca. 1.8 MB). Aufbau und Arbeitsweise des Hybrid-Rechners TRICE, Elektronische Rechenanlagen, Band 5, 1963, ca. 7.3 MB.
W. Ammon	Der elektronische Analogrechner und seine Verwendung in der Industrie, AEG, ca. 5 MB (I would like to thank Prof. Dr. W. Becker who donated this paper to the analogmuseum.) Schaltungen der Analogrechentechnik (with permission from the author and the Oldenbourg-Verlag), ca. 28 MB
Argonne	Introduction to Electronic Analogue Computing by Lawrence T. Bryan, Louis C. Just and Gerard S. Pawlicki (English, ca. 0.5 MB) Engineering Applications of of Analog Computers by Lawrence T. Bryant, Marion J. Janicke, Louis C. Just, Alan L. Winiecki, ca. 5.3 MB (thanks to Marc de Piolenc for finding this document) An Analog Computer Model of a Multiple Region Reactor by L. C. Just, C. N. Kelber, N. F. Morehouse Jr. (thanks to Marc de Piolenc for finding this document), ca. 4.5 MB
Alan F. Barnes	Thesis about Simulation of Full and Part-Load Performance of a Free-Piston Gas Generator by Electronic Analog Methods, 181 pages, ca. 5 MB (thanks to Marc de Piolenc for this scan).
Robert M. Barnett	NASA-AMES Hybrid Computer Facilities and their Application to Problems in Aeronautics (thanks to Marc de Piolenc for providing this scan), ca. 7 MB.
Charles H. Beck, Ming H. Kuo	DESIGNER'S MANUAL FOR CIRCUIT DESIGN BY ANALOG/DIGITAL TECHNIQUES, Systems Laboratory, School of Engineering, Tulane University, July 1970, ca. 3.7 MB.
C. Berger, G. A. Guter, G. Belfort, J. A. Hunter, K. C. Channabasappa, M. E. Mattson	Study of Electrical Analogue for Electrodialysis, ca. 14 MB (thanks to Marc de Piolenc for finding this document)
D. Bollen	D. Bollen once published a wonderful series of articles describing how to build a homebrew analog computer called PEAC (thanks to Marc de Piolenc for providing this wonderful scan), ca. 29 MB.
Donald Britton Bosley, Roth S. Leddick	Simulation of steam pressurizing tank transients by analog computer, ca. 11 MB.
Matthew Butler	What is a Hybrid Computer and Why - publication detailing on the hybrid computer installation at the Control Engineering Department of Cambridge University (thanks to Matthew Butler for this document), ca. 1 MB.
Carnegie-Mellon University	Hybrid Computation Laboratory - USERS MANUAL (ca. 2.9 MB).
Comdyna	Two Reasons Why a Controls Laboratory Needs an Analog Computer, ca. 0.8 MB (I would like to thank Dave Burraston for these scans.)
Hubert Cremer (Hrsg.)	Probleme der Entwicklung programmgesteuerter Rechengeräte und Integrieranlagen, ca. 36 MB! This noteworthy publication not only contains chapter written by Konrad Zuse but also (and more important from my analog point of view :-) ) describes the so-called "Integromat", the last electromechanical differential analyzer.
P. Delarousse, C. Trouve, R. Jacques	Etude sur simulateur des regimes transitoires des concentrations dans une installation de diffusion gazeuse, (thanks to Patrick Binon for providing this scan), ca. 1.1 MB, french.
Brian F. Doolin, John D. McLean	An Analog Computer Study of the Effectiveness of Interceptor Commands Derived from a Prediction Equation of Second Order (thanks to Marc de Piolenc for providing this scan), ca. 1.6 MB.
Forrest H. Frantz, Sr.	DIVIDE and MULTIPLY with a WHEATSTONE BRIDGE, Forrest H. Fratz, Sr., in RADIO ELECTRONICS, June 1960, pp. 48, 49
Freiberger Forschungshefte	Beziehung zwischen Produktion, Lagerhaltung und Marktrealisation - dargestellt an einem Analogie-Rechenmodell für den Analogrechner MEDA-T, (German, ca. 8 MB) - this is a scan of a booklet published in the former GDR in 1975. I have tried to find out anything about its current copyright status but did not succeed, so if you know more about this or have any objections, please let me know. I put it here to help save this simulation know how from getting forgotten.
Willi Frisch, G. Wilhelmi	Thanks to Dr. Willi Frisch here is a very interesting document covering digital simulators for analog computation: Dynamische Simulatoren in der Reaktorentwicklung -- Ein Vergleich , by W. Frisch, G. Wilhelmi, Kernforschungszentrum Karlsruhe, Januar 1969, Externer Bericht, 8/69-1 (German, ca. 3.2 MB).
E. D. Gilles, H. Schuchmann	Der Transistorschalter im analogen Rechenkreis, Elektronische Rechenanlagen, 8 (1966), Heft 4, S. 186-191 (thanks to Rainer Glaschick for the scan and to DeGruyter Publishing for their permission to offer this for download), ca. 1 MB
Wolfgang Giloi	Entwicklungstendenzen im hybriden Rechnen, Elektronische Rechenanlagen, 10 (1968), Heft 1., S. 11-17 (thanks to Rainer Glaschick for the scan and to DeGruyter Publishing for their permission to offer this for download), ca. 1.5 MB
A. G. Guibert, E. Hanssen, W. M. Robbins	Determination of rate, area, and distribution of impingement of waterdrops on various airfoils from trajectories obtained on the differential analyzer (thanks to Marc de Piolenc for providing this scan), ca. 2 MB.
J. Heinhold, U. Kulisch	Zur Steuerung von Analogrechenschaltungen, Elektronische Rechenanlagen, 8 (1966), Heft 5, S. 219-225 (thanks to Rainer Glaschick for the scan and to DeGruyter Publishing for their permission to offer this for download), ca. 1.4 MB
Volker Hornung	Thanks to Mr. Böhringer from the Universität Karlsruhe you can find here a so called "Studienarbeit" describing the development of a control system to implement a magnetic suspension (a hovering metal ball :-) ) - about 18 MB!
HYDROCARBON PROCESSING	ANALOG COMPUTERS HANDBOOK, reprinted from HYDROCARBON PROCESSING, ca. 47 MB
Arno Jacobs	Mr. Arno Jacobs developed a symbol library for the well known layout editor EAGLE which contains all symbols necessary to draw analog computer setups. The ZIP-file contains the library files as well as an example drawing showing a ball-in-the-box circuit. I would like to thank Mr. Jacobs cordially for this library and his permission to make it available at the analog computer museum.
Joshua C. Johnson	Documentation for Analog Computer, in this document, Mr. Johnson describes the design process and the actual implementation of an analog computer together with some introductory example problems, ca. 1.6 MB.
R. S. Johnson, F. R. Williamson, R. D. Loftin	Development of new methods and applications of analog computation (thanks to Marc de Piolenc for providing this scan), ca. 1.2 MB.
S. Kastner	Analyse von natürlichem Modellseegang, Schiffstechnik, Bd. 15, 1968, Heft 75, pp. 15-22, ca. 1.3 MB. Das Kentern von Schiffen in unregelmäßiger und längslaufender See, Institut f¨r Schiffbau der Universität Hamburg, Bericht Nr. 249, Dezember 1968, ca. 7 MB.
Kernforschungszentrum Karlsruhe	Methodik der rechnergestützten Simulation, Fachgespräche vom 10.-11. Mai 1973, ca. 16 MB
Hans Kleinwächter	Anwendung der Braunschen Röhre für die Auflösung von Differentialgleichungen auf elektrischem Wege, a very interesting approach to the solution of DEQs by means of display tubes, 1939, ca. 299 kB (thanks to Joost Rekveld for the scan).
Manfred Klittich	Über die Nachbildung von Getrieben auf dem Analogrechner, Elektronische Rechenanlagen, 8 (1966), Heft 3, S. 125-130 (thanks to Rainer Glaschick for the scan and to DeGruyter Publishing for their permission to offer this for download), ca. 1 MB
Lockheed	Hybrid Computer System Request for Proposal (January 1966) - this document contains the complete RFQ made by Lockheed when they were about to setup a new simulation facility. English, about 8.6 MB. A Discussion of Proposals by Vendors for the Hybrid Simulation Equipment which is to be installed in Bldg. 181 for the C-3 Project - English, about 3 MB. Hybrid Computing At Lockheed - a truly wonderful brochure showing the incredibly large hybrid computing facility in use a Lockheed in the late 1960s. This system is the result of the request for proposal shown above and consisted of four Comcor Ci5000 analog computers coupled to a Control Data 6400 system. The PDF file is about 2.5 MB large.
R. Ludwig	Stability Research on Parachutes using Digital and Analog Computers (thanks to Marc de Piolenc for this scan), ca. 1 MB.
Martin Marietta	Here is a paper describing the Martin-Marietta Aerospace Simulation and Test Laboratory (thanks to Marc de Piolenc for enhancing the scans and creating a PDF file).
Andre Masson	Andre Masson describes the mechnical analog computers used for anti-air guns in the time frame 1930-1945 in his paper Mechanische Analog-Computer für schwere Flab-Kanonen, ca. 5 MB. (I would like to thank him for his permission to publish his work here.) The operation of the hungarian GAMMA-JUHASZ computer is described in Wirkungsweise des ungarischen Kommandogerätes GAMMA-JUHASZ, ca. 6 MB. Flabvisier XABA, ca. 2.6 MB Rechenanlage Verograph zur genauen, laufenden Distanzbestimmung, a study of an early analog computer, ca. 4.4 MB. Kommandogerät der Fliegerabwehr mit vereinfachter Geometrie, 1937 - 1950, ca. 2.5 MB. Kurvenflug-Rechner, ca. 4.5 MB Automatisierte Rechner für Geschossflugbahnen, ca. 3.2 MB. Mechanisches Rechnen mit präzis geformten Stahlkörpern und Zahnrad-Getrieben, ca. 4.5 MB. Flugzeugvermessung im 1. Weltkrieg, ca. 4.3 MB.
Takeo Miura et al.	Takeo Miura, Junzo Iwata, Junji Tsuda, An application of hybrid curve generation - cartoon animation by electronic computers, ca. 500 kB.
Silvio O. Navarro	Analog Computer Fundamentals - With an Introduction to Matrix Programming Methods, ca. 11 MB (thanks to Marc de Piolenc for finding this document)
Kurt Nixdorff, Helmut Altmann	Zur numerischen Lösung von Randwertaufgaben des eingeschränkten Dreikörperproblems, Luftfahrttechnik Raumfahrttechnik 14 (1968) 9, Seite 220-221 (ca. 500 kB).
Conrad Paul Pracht	A new digital attenuator system for hybrid computers (thanks to Marc de Piolenc for providing this scan), ca. 650 kB.
A. Riotte	Overall Plan for Possible Developments of Linkage of the Cetis Analog and Digital Computers (thanks to Marc de Piolenc for providing this scan), ca. 5 MB.
C. H. Rockcastle, A. J. Yates	Simulation of a turbojet engine on a standard electronic analogue computer for the purpose of control study, ca. 3 MB.
Arthur I. Rubin	Analog/hybrid - What it was, what it is, what it may be - a wonderful paper published at the Fall Join Computer Conference in 1970.
Jack A. Russel et al.	Dr. Ralf Bülow found an interesting patent describing a completely analog golf simulator - a must read. :-)
G. Schneider	Über die Nachbildung und Untersuchung von Abtastsystemen auf einem elektronischen Analogrechner, ca. 9.6 MB.
B. Schrimpe	Hinweise zum Entwurf von digitalen Schaltwerken bei der Lösung von Optimierungsaufgaben mit dem Analogrechner, ca. 2.1 MB (thanks to Dr. Stefan Höltgen and Johannes Maibaum for the scan).
Schümann	Kunstfolien-Kondensatoren, Fertigungsübersicht (thanks to Mr. Gert Willmann for the scan), ca. 1.3 MB
Antonin Svoboda	Computing Mechanisms and Linkages
Yoshifumi Takaishi	Untersuchungen über den Einfluß der Tanklage und nichtlinearer Dämpfungseffekte auf die Wirkung eines Schlingertanks, Technische Universität Hamburg-Harburg 223, 1968, ca. 5 MB.
Albert I. Talkin	Programming an Analog Computer for a Large Class of Trajectories (thanks to Marc de Piolenc for providing this wonderful scan).
D. L. Teuber	Nachbildung der Saturn V-Rakete auf elektronischen Analogrechnern, Tagungsberichte der Hermann Oberth-Gesellschaft, 25.-28. Juni 1964, Darmstadt, ca. 15 MB.
Bernd Ulmann	At the VCFE 2006 in Munich I performed a talk covering the development of analog and hybrid computers at Telefunken. The slides for this talk can be found here (about 4.5 MB). Also at the VCFE 2006 in Munich I had a second talk covering the basics of analog and hybrid computing. The slides are available here (ca. 3 MB). Yet another talk at the VCFE 2006 in Munich gave some examples of problems with their solution on an electronic analog computer. The slides may be found here (ca. 650 kB). In the summer term 2008 I gave a talk at the University of Hamburg with the title "Faszination Analogrechnen". The slides are available here (ca. 3 MB). Also in 2008 I delivered a talk at the University of Hamburg about Helmut Hoelzer's work in Peenemünde which eventually led to the so called Mischgerät and the first truly universal electronic analog computer which was completed in 1941. The slides for this talk can be found here (ca. 1 MB). On 27-MAY-2009, I will deliver a talk entitled "Think Different - Think Analog" at the Kolloquium des Lehrstuhls Medientheorien on the HU-Berlin. The slides for this talk can be downloaded from here (ca. 700 kB). On July 9th, 2009, I had my final examination for my Ph.D. (the so called "Disputation") - the slides for my introductory talk can be found here (about 36 MB). On December 10th, 2010, I delivered a talk The Power of Analogs at the Winterkolloquium of the institute for process control at the RWTH Aachen (the set of slides is quite large - 11 MB all in all).
Universität Stuttgart	Workshop notes HYBRIDE SYSTEME, (28./29. February 1972, Institut für Informatik, Universität Stuttgart), ca. 9.4 MB.
Armand Van Wauve	Automatic Analog Computer Control by Means of Punched Cards - "CRESSIDA I" (thanks to Marc de Piolenc for providing this scan), ca. 800 kB.
Dr. F. Vogel	Dr. Vogel wrote a great introduction to analog computing which can be found here (in German, 1.7 MB). Dr. Vogel also built a wonderful small electronic analog computer which is ideally suited for teaching. The documentation of his analog computer can be found here (in German, 2.2 MB). Since my conversion of Dr. Vogel's original Word documents to PDF was erroneous and deleted the first page of the schematics, the two page schematics of his computer can be found here for download. In 1977 Dr. Vogel completed his dissertation about a genuine new resolver design without complicated diode networks. This is a very interesting approach and his thesis contains detailed schematics of his new resolver design. The thesis can be found here (about 17 MB!). Dr. Vogel built a tube based analog computer which is described here (German, 2.7 MB). A wealth of real programming examples using this wonderful homebrew computer can be found here (German, 1.8 MB).
H. Webster	Build your own Simple Analogue Computer" (thanks to Marc de Piolenc for providing this scan), ca. 2.4 MB.
Dr. Walter Zimdahl	Führungsverhalten des vierrädrigen Straßenfahrzeugs bei Regelung des Kurses auf festgelegter Bahn, Regelungstechnik, 13. Jahrgang 1965, Heft 5, Seite 221-268, ca. 1 MB.
W. Zoberbier	Die Funktionsgleichungen des digitalen Integrators, Elektronische Rechenanlagen, 10 (1968), Heft 5, S. 234-242 (thanks to Rainer Glaschick for the scan and to DeGruyter Publishing for their permission to offer this for download), ca. 1.6 MB
No author / author unknown	A VERY (!) clever way to compute the length of a two element vector has been described in an old issue of analog dialogue - this article is a real treasure (thanks to Marc de Piolenc for cleaning and enhancing the scan). DIN 40700, Schaltzeichen Analogrechentechnik, Oktober 1969, ca. 600 kB (thanks to Dr. Stefan Höltgen and Johannes Maibaum for the scan).

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