L I N K S from the M A I N - PAGE ...
=====================================================
Mein Grossvater KURT HIELSCHER
Diplomarbeiten
KI-Kolloquien
Publikationen
=====================================================
L I N K S from the "ON-LINE-MUSEUM" ...
WHAT's NEW?
FAQs & Hints for RESTORATIONS = README !
SOME INTERESTING RESTORATIONS
INTRODUCTION RECHENMASCHINEN (English / German )
TOUR ADDO ... WARD
CALCULATOR-Mini-Picture-INDEX
C O N T E N T S of the "On-Line Museum"
=====================================================
* THE C A L C U L A T O R COLLECTION
o Calculators
(in alphabetic order)
o Small Adders
o Counting Saving Banks
o Counters
o Addiators
o Trickies
o Diagrams
o History
o WorkShop
* Abacuses
* Napier Sticks
* THE S L I D E R U L E COLLECTION
* Math.Tables
* Curve Meters
* Planimeters
* My Engineering Tools
* Pantographs
* Proportional Divider
* Rulers
* Calipers
* Micrometers
* Pedometers
* THE S C A L E S COLLECTION
* THE T Y P E W R I T E R COLLECTION
* Telegraphy
* THE T E L E P H O N E COLLECTION
* THE A N A L O G M U L T I M E T E R COLLECTION
* THE C L O C K & W A T C H COLLECTION
* SlotMachines
* » T h e O t h e r W o r l d «
* Links
A S T R U C T U R E D O V E R V I E W 02/22/24
******************************************************************
Cliff & Me
THE C A L C U L A T O R COLLECTION
( 1900 - 1970 / A Representative Historic Cross-Section )
INTRODUCTION (English/German) RECHENMASCHINEN
ADDO
MULTO-13
Inside Views / Snapshots of the Restoration Procedure
ALLEN
ALLEN-66
AMERICAN
AMERICAN ADDING MACHINE
Inside Views / Snapshots of the Restoration Procedure
ASTRA
ASTRA (E)
Inside Views / Snapshots of the Restoration Procedure
BELL-PUNCH
PLUS 906
BRUNSVIGA
BRUNSVIGA B
Inside View
BRUNSVIGA 10
BRUNSVIGA 11E
Inside View & "Retro Design"
BRUNSVIGA 13RK
BRUNSVIGA 13RM
Linked Manual
BURROUGHS
Class 1 Model
Inside Views / Snapshots of the Restoration Procedure
Class 3 Model
How to remove the cover & How to make a »B-Key«
Class 5 Model
Class 8 Model
Class 9 Model
Inside Views / Snapshots of the Restoration Procedure
COMPTOMETER
COMPTOMETER Model H
COMPTOMETER Model J
COMPTOMETER Model 99C (Electric!)
CONTEX
CONTEX-A
CONTEX-B
Inside Views
CONTEX-10 ( Snapshot of the Restoration Procedure )
CONTEX-10 ( Newer Version )
CONTEX-30
CONTEX-55
CURTA
CURTA-1
CURTA-2
ELITE
ELITE 100-7/8
FACIT
FACIT EK
FACIT NTK
FACIT C1-13 (older Version)
FACIT C1-13 (newer Version)
Inside Views / FACIT's SPECIAL(Pin-Wheel)SOLUTION
FACIT CM2-16
FACIT CA1-13
Inside Views / Snapshots of the Restoration Procedure
FELIKS
FELIKS ( Vintage )
FELIKS M ("ZINC-PEST")
HAMANN
README - New Definitions / Identifications
HAMANN-MANUS "Model-D" Experiment
HAMANN-MANUS-C
HAMANN-MANUS-D
Inside Views / Snapshots of the Restoration Procedure
HAMANN-MANUS-R
Inside Views / Snapshots of the Restoration Procedure
HAMANN-AUTOMAT-S
Inside Views
Hand-Made "Crank"
HAMANN-AUTOMAT-S (2nd Version)
Snapshots of the Restoration Procedure
HAMANN-AUTOMATIC-500
Inside Views / Snapshots of the Restoration Procedure
KOMET
KOMET TA 8/9
Inside Views / Snapshots of the Restoration Procedure
LIPSIA
LIPSIA 11R
Inside Views / Snapshots of the Restoration Procedure
MADAS
MADAS 20A
MARCHANT
MARCHANT (B) STANDARD
Inside Views / Snapshots of the Restoration Procedure
MARCHANT H9
Inside Views + ADAPTING SEGMENT PRINCIPLE
MELITTA
MELITTA VII/16
MERCEDES
MERCEDES-EUKLID 22
Inside Views / Snapshots of the Restoration Procedure
MERCEDES-EUKLID 29
MERCEDES-EUKLID 38 MS
Inside Views / Snapshots of the Restoration Procedure
CELLATRON R 31
Inside View / Design Procedure for an ACRYLIC COVER ...
THE MILLIONAIRE
THE MILLIONAIRE
Restoration Project: " MAKE ONE-OUT-OF-TWO !"
MONROE
Model LX-160
Model LX-160 (Newer Version)
Model 1
Model 1 (Older Version)
Inside Views / Snapshots of the Restoration Procedure
Model 1 (Newer Version)
Model CSAE-10
Model CAA-10
Inside Views / Snapshots of the Restoration Procedure
Inside Views of the "Basic Status"
MONROmatic 8N-213
Slide Show: "Insight of the Inside"
Manual
Model 811-H4 (Made by OLYMPIA)
How ... Tear-Off Blade is replaced
Text in the MONROE (1965) CATALOG
How the ribbon is spooled
NCR
NATIONAL CASH REGISTER Model 313
Inside Views / Snapshots of the Restoration Procedure
NISA
NISA-K2
NISA-K5 (Plastic) + NISA-K5 (Metal)
NISA PK5
NUMERIA
NUMERIA Model 8213
Inside Views / Snapshots of the Restoration Procedure
ODHNER
ORIGINAL-ODHNER Model 7
Inside Views / Snapshots of the Restoration Procedure
ORIGINAL-ODHNER Model 27
ORIGINAL-ODHNER Model 239
OLIVETTI
SUMMA PRIMA 20
DIVISUMMA-26-GT
Inside Views / Snapshots of the Restoration Procedure
OLYMPIA
OLYMPIA 1182
OLYMPIA RAS-12
PRECISA
PRECISA 128-1-E
PRECISA 208-10
PRECISA 164-12
PRODUX
PRODUX MULTATOR
Inside Views / Snapshots of the Restoration Procedure
PRODUX MULTATOR-4
Inside Views / Snapshots of the Restoration Procedure
REMA
REMA
Inside Views / Snapshots of the Restoration Procedure
REMINGTON-RAND
REMINGTON (Basic Version)
REMINGTON (Visible Counter Version)
PRINTING CALCULATOR 99
RESULTA
RESULTA-BS7
RESULTA-7
RESULTA-7 »Export«
RESULTA-9 »Export«
RESULTA-P7 with Printer
Inside View
RESULTA-P9 with Printer
SCHUBERT
SCHUBERT
Inside Views / Snapshots of the Restoration Procedure
New Problem = BROKEN COGWHEEL ==(!)=>>> 3D-Print !!!
SUMMIRA
SUMMIRA-7
SUMMIRA-7 with Printer
THALES
THALES MEZ
Inside Views / Snapshots of the Restoration Procedure
THALES CE
Prospect from 1938
THALES CER
THALES GEO
T.I.M.
T.I.M. (= "Travel-T.I.M.")
Inside Views / Snapshots of the Restoration Procedure
T.I.M. - Model III
Inside Views / Maintenance Procedure
TORPEDO
TORPEDO
TRIUMPHATOR
TRIUMPHATOR CN1
Inside View / Snapshots of the Restoration Procedure
TRIUMPHATOR CRN1
Inside View / Snapshots of the Restoration Procedure
TRIUMPHATOR CRN2
UNDERWOOD
UNDERWOOD-OLIVETTI
UNDERWOOD Model 782A »ADD-MATE«
UNDERWOOD Model 300R
VICTOR (All with Printers)
Manual Operated Full-Keyboard Models:
OldModel
ArtDeco (6 Digit Model)
ArtDeco (8 Digit Model)
Champion (8 Digit Econo-Model, PLUS-Only )
Manual Operated 10-Block-Keyboard Models:
ArtDeco (OlderVersion)
ArtDeco (NewerVersion)
Tallymaster (7 Digit Econo-Model, PLUS-Only )
Inside Views / Snapshots of the Restoration Procedure
Motorized Full-Keyboard Models:
ArtDeco
Custom
US/GB-NonMetric
Motorized 10-Block-Keyboard Models:
ArtDeco
Custom
Econo-Model
Automatic-73
Automatic-74
McCASKEY / VICTOR CashRegister
Inside Views / Snapshots of the Restoration Procedure
Contemporary VICTOR Advertisements (1930/40)
WALTHER
RK
WSR-160
COMPTESS
DIWA-32
Inside Views / Snapshots of the Restoration Procedure
WARD
MONTGOMERY-WARD 7/8
SMALL ADDING MACHINES
ADDI-7
NON-METRIC ADDOMETER
METRIC ADDOMETER
AS7
REGINA-7
CHADWICK
COMPTATOR
LITTLE GIANT
ADDING MACHINE ( Toy Version of the "LITTLE GIANT" )
GOLDEN GEM
KEN+ADD
LIGHTNING
PASCAL-TYPE
PRECISE
Inside Views / Snapshots of the Restoration Procedure
STAR
SWIFT
THALES »KA« ( Older Version )
Inside Views / Snapshots of the Restoration Procedure
THALES »KA« ( Newer Version )
TRIUMPHATOR »KA«
Inside Views / Snapshots of the Restoration Procedure
TOY ADDING MACHINE
COUNTING SAVING BANKS
UNCLE SAM'S 3-COIN REGISTER BANK
I N S I D E A (2nd) UNCLE SAM'S 3-COIN REGISTER BANK
3-COIN OSWEGO BANK
COUNTERS
Manual Event Counter
Assembly-Line Counter
Telephone Toll Counter
Electro-Mechanical, Resetable Counter
Pulsar-Relais for 1 Hz / 10 Hz Counter
Application: Pulsar + Counter = DIGITAL TIMER
Shopping COUNTER / Calculator »INSTAMATIC«
BATES Numbering Machine
ADDIATORS
How to Use an ADDIATOR
RELIABLE ADDER
VE-PO-AD
TASCO
ADDIATOR PERPLEX
ADDIATOR DUPLEX / Older Version
ADDIATOR DUPLEX / Newer Version
ADDIATOR TRIPLEX
ARITHMA & ADDIATOR-UNIVERSAL
CORRENTATOR
PRODUX-ORIGINAL
EFZET
PRODUX / RECORD
RECORD
UNIS
ADDIFIX-6 & ADDIFIX-9
BABY CALCULATOR ( Black Version )
BABY CALCULATOR ( Silver Version )
MAGIC BRAIN CALCULATORS
OMEGA POCKET ADDING MACHINE
KINGSON Pound/Shilling/Pence Calculator
ADDIATOR HEXADAT
Advertisement & Instruction ( in German )
How to convert DECIMAL-to-DUAL-to-HEXA / 2-COMPLEMENT
SHERADCO Fraction of an Inch Adding Machine
TRICKIES
of Mechanical Calculating
Shortened Method of Multiplication
Shortened Method of Calculating Discount & Net Sum
Multiple Divisions with the same Divisor
Division (Additive Method; Division by Multiplication)
Chain Multiplications with Back-Transfer
Chain Multiplications without Back-Transfer
Multiplication involving Addition of Products
Cubes without Back-Transfer
Calculating Square Roots
1st Method ( Toepler )
2nd Method ( Herrmann )
TEST-PATTERNS ( Link )
"PHOENIX-Zahl"-Experiment ( Link )
DIAGRAMS
of Calculator Mechanisms
Stepped Drum / Staffel-Walze
Stepped Drum Animation
Pin Wheel / Sprossen-Rad
FACIT-Version
Comptometer Section
Split Stepped Drum / Geteilte Staffel-Walze
10s Carry Mechanisms
Split-Stepped Drum / MONROE Type
Pin Wheel / ODHNER Type
Counter Stepping Mechanism
Counter Stepping Animation
Adapting Segment / Stell-Segment
Adapting Segment Animation
Proportional-Lever / Proportional-Hebel
Switching-Latch Wheel / Schalt-Klinke
Linear Segment Mechanism
Caliper / Nonius
Rocking Segment Mechanism
10-Key Adding / Printing Calculators
MILLIONAIRE / "1x1-Koerper"
HISTORY
of Inventors & Calculator Companies
Addiator
Addo
Astra
Bell-Punch
Brunsviga
Burroughs
Comptometer / Felt & Tarrant
Contex
Curta
Facit
Feliks
Hamann
Lipsia
Marchant
Melitta
Mercedes
Monroe
National / NCR
Nisa
Odhner
Olivetti
Olympia
Precisa
Produx
Remington-Rand
Resulta
Rheinmetall
Schubert
Summira
Thales
Torpedo
Triumphator
Victor
Walther
Ward
W O R K S H O P
(A) ACTUAL RESTORATION & REPAIR QUEUE
...
(B) REPAIRS & RESTORATIONS FOR OTHERS
C A L C U L A T O R S ...
ALLEN-WALES_77
BRUNSVIGA-11E
BURROUGHS_CLASS-1 ADDING / BOOKKEEPING MACHINE
Inside View / Snapshots of the Restoration Procedure
BURROUGHS_CLASS-5A
CONTEX-20
CONTEX-30
CURTA-2
FACIT_CM2-16
FELIKS-M
Inside View / Snapshots of the Restoration Procedure
HAMANN-300
HAMANN-MANUS-R
Inside View / Snapshots of the Restoration Procedure
MELITTA_IV/16
MELITTA_VI/16
MILLIONAIRE
MONROE_KA
MONROE-"Model-1"
MONROE_CSA-10
ODHNER-239 (+ INSIDE VIEWS / DETAILS )
OLYMPIA-AE
RESULTA-BS9
RHEINMETALL »MATHEMATON«
Inside View / Snapshots of the Restoration Procedure
TRIUMPHATOR-CN2
Inside View / Snapshots of the Restoration Procedure
VICTOR_ArtDeco
VICTOR NewerVersion
WALTHER_MULTA-GT
Inside View / Snapshots of the Restoration Procedure
N O N - C A L C U L A T O R S ...
Old Pocket Volt-Meter
μA MULTIZET
MONARCH Multimeter (= MONACOR )
MISELCO Multimeter »ELECTROTESTER«
Transistor-Tester ( ??? / 197? )
1907 MAGNETO WALL PHONE
Inside a TOUCH TONE LED-»TRIMLINE«
FABER-CASTELL SlideRule "Disponent" 1/22A with ADDIATOR
FC-POCKET-SlideRule Mod.67/51 = GOSSEN RX-CALCULATOR
SlideRule TRISO-RIETZ / TOVARNA-MERIL / Slovenijales
BENDIX Trophy Flight Computer
JEPPESEN Flight Computer »CSG-9«
1900 SESSIONS Mantel Clock
1850 Baroque Mantel Clock
MINERVA "Split-Hand" STOP-WATCH
SCHATZ Ships Clock ("Royal Mariner")
GOETHE Barometer
Vintage BAROMETER
NATIONAL CASH REGISTER »MODEL-92«
SINGER Sewing Machine
IBM »SELECTRIC«, »SELECTRIC-I«, »SELECTRIC-II«
History of the IBM »SELECTRIC«
(C) UNSUCCESSFUL PROJECTS
ALLEN »95«
MARCHANT »8ADX«
VICTOR »AUTOMATIC-75«
(X) T E A C H I N G PROJECTS
LINK to "Generator/Motor-Project" ...
LINK to "KINDER-FON PROJECT" ...
LINK to "HOW A TELEPHONE DIAL SYSTEM WORKS" ...
LINK to "PULSAR + COUNTER = DIGITAL TIMER" ...
MY ELECTRIC & ELECTRONIC BUILDING-BLOCKS ( English / German )
An EXPERIMENT: Multivibrator-Variations
Resistors, Switches, Keys, Spools, Releys, Loudspeaker, ...
Capacitors, Variable Capacitors, Potentiometers, ...
Ge- & Si-Diodes, ZENER-Diode, LDR, PNP- & NPN-Transistors, ...
ULTRON/KOSMOS-Multimeter, TRANSFORMER in a TEA-CAN, ...
Multi-Purpose Battery/Charger/Power-Supply, ...
my Professional Power Supplies
1st Morse-Trainer
1st Short-Wave-Amateur-Receiver
Grid-Dip-Meter
RIM-Universal-Netzgeraet / My Tube-Experimental-Kit
Ein "LICHT"-EXPERIMENTAL-BAUSTEIN (1963)
Ein "ZEIT"-EXPERIMENTAL-BAUSTEIN (1964)
IC-Technology / Building-Blocks
TRENN-TRAVO / 110 Volt & 220 Volt-Supply in COOKIE-BOX
VARIABLE-TRANSFORMER
...
MULTIMETER RECYCLE PROJECT ( English / German )
TRAFFIC-LIGHTS PROJECT ( English / German )
3-Way- / 4-Way-Switch ( How-To-Do vs. How-To-Know )
MOUNTAIN-BIKE: OPTIMALE KETTENSCHALTUNG ... ( German )
MAX.SONNENHOEHE: Berlin/Germany vs. Monterey/CA. ( German )
ABACUSES
How to Use the Asian Abacus
... as a HEXA-DECIMAL Calculator
China (2+5)*13 Beads
A Paper-Weight Chinese Abacus
A Decorative Chinese Duplex-Abacus
Japan (1+4)*23 Beads
Japan (1+4)*17 Beads, Aluminum-Frame, Resetable
Japan (1+5)*27 Beads
Japan (2+5)*13 Beads
Russia 10*10 Beads
Russia 7*10 + 1*4 + 2*10 Beads
Germany 10*10 Beads
MORE...
NAPIER
NAPIER's BONES / "Sticks" Self-Made
THE S L I D E R U L E COLLECTION
( A Representative Historic Cross-Section )
DOWNLOAD the »COPY,CUT&FOLD« - PAPER SLIDE RULE
The Principle of Slide Rules
C O L L E C T I O N ...
Acu-Math
Aristo
AWF
Breitling
Bruning
Carroll
Citizen
Concise
Denert+Pape
Dietzgen
Diwa
Ecobra
Faber-Castell
Felsenthal
Fowler
Fullerton
Gilson
Graphoplex
Hemmi
Hoehler
Hughes-Owens
IWA
Jeppesen
Keuffel & Esser
Klawun
Koelsch
Lawrence
Loebker
Logarex
Lutz
Mantissa
Meissner
Nestler
Norma
Otis-King
Pickett & Eckel
Post
Reiss
Sanderson
Scientific Instruments
Skala
Staedler
Sterling
Tavernier-Gravet
Troeger
Unis
USSR
Uto
Wichmann
C O N T E N T S :
Introduction
Linear Common Slide Rules
Non-Linear Common Slide Rules
Special Slide Rules & Slide Calculators
Teaching Slide Rules
Use of Special Scales on Common Slide Rules
Common Marks on Cursors
Marks on Slide Rules and their Meaning
History of Slide Rule Inventors
Historical Remarks to Slide Rule Companies
Some Slide Rule Books
MATHEMATICAL TABLES
E.Jahnke & F.Emde
F.G.Gauss
M.Abramowitz & I.A.Stegun
CURVE METERS
ALVIN Curve meter
CHARVOZ Curve Meter
NoName Map Meter
PLANIMETERS
Theory of Planimeters
FOREST SERVICE Planimeter
KEUFFEL & ESSER Planimeter
LASICO Planimeter Model 121-A
WICHMANN Planimeter Nr.1192
WICHMANN Planimeter Nr.90
My ENGINEERING TOOLS from the 60s ...
PANTOGRAPHS
How a PANTOGRAPH (= "StorchSchnabel", MARABU-1) works ...
A "Professional" NESTLER-2490 PANTOGRAPH
PROPORTIONAL DIVIDER
How PROPORTIONAL DIVIDERS work ...
Part One: HAFF Model 195aE
"THE GOLDEN RATIO" = Φ ...
Part Two: BOWEN Model 770 - An Engineering Approach ...
RULERS
Inch vs. Metric / CONVERSIONS
CALIPERS
HELIOS / Nonius ( AEG Unterweisung )
METRIC CALIPER / Circular Scale
DECIMAL-DIVIDED INCH CALIPER / Circular Scale
HEMA / Special Caliper
MICROMETERS
Mechanical Analog & Digital Micrometer
CARL ZEISS Metric ANALOG
MITUTOYO Metric DIGITAL
LUFKIN Inch ANALOG
Mechanical "HYBRID" Micrometer
CRAFTSMAN Metric=DIGITAL / ANALOG=Inches
PEDOMETERS
K&R Pedometers/StepCounters
ARISTO Pedometer/StepCounter
THE S C A L E S COLLECTION
Theory - How mechanical Scales work
Toy Scale + Polygones
Metric Person Scale
USA Person Scale
Metric Kitchen Scale + Metric Weight Box
USA Kitchen Scale + Hydraulic Mini-Jack
Mini Travel / Kitchen Scale
Mini (Spring) Kitchen Scale + 3D-MOEBIUS-RING
Precision Metric Triple-Beam-Balance Scale
Common Letter Scale + KLEINBOTTLE
Bilateral Letter Scale
Travel Letter Scale
Technical Scale to measure the Force of Springs
METTLER »H15« Lab Scale + "How-It-Works"
Inside Views / Snapshots of the Restoration Procedure
THE P O R T A B L E T Y P E W R I T E R COLLECTION
( < 1900 - 1990 / A Representative Historic Cross-Section )
BLICKENSDERFER » NO.5 « ( "luggable" )
HAMMOND » NO.12 « ( "luggable" )
AEG » MIGNON « (Pointing Typewriter) >----- 1st ------+
Inside View |
ADLER » FAVORIT « >---- 1st ----+ |
Inside View | |
STOEWER » ELITE « | |
OLIVER » 9 « | |
Inside View | |
CORONA » 3 « FOLDABLE >-- 1st ----------+ |
CORONA » 3 « FOLDABLE (Newer Version) | v
UNDERWOOD » STANDARD « >---------- 1st --------+ OLYMPIA
Inside View | | | |
GUNDKA » MW « | | | |
GUNDKA » III « | | | |
Inside View | | | |
REMINGTON | | | |
TRIUMPH >-----------------------+ | | |
OLYMPIA » ELITE « | | v ->--+
ROYAL » TOUCH-CONTROL « | | UNDERWOOD |
» RHEINMETALL « | | | |
S&N » ERIKA « | | | |
CONTINENTAL » WANDERER 50 « | | | |
HERMES » BABY « | v | |
SMITH-CORONA » SILENT « | SMITH-CORONA | |
ROYAL » Quiet DeLuxe « | | | |
GROMA » GROMINA « & » KOLIBRI « | | | |
OLIVETTI » LETTERA 22 « | | | |
OLIVETTI » LETTERA 32 « | | | |
K&K » PRINCESS 300 « v | | |
OLYMPIA » DELUXE « TRIUMPH-ADLER | | ->--+
OLYMPIA » SPLENDID 33 « | | | ->--+
OLYMPIA » SPLENDID 66 « | | | ->--+
TRIUMPH » TIPPA « >-------------+ | | |
( GOSSEN » TIPPA « CHASSIS ) | | | |
OLIVETTI » VALENTINE-S « | | | |
SMITH-CORONA » SUPER-G « | ->--+ | |
CONSUL » Mod.231.3 « | | | |
OLYMPIA » DE LUXE 120 « | | | ->--+
OLYMPIA » TRAVELLER « | | | ->--+
SMITH-CORONA » GALAXIE DELUXE « | | | |
SMITH-CORONA » CLASSIC-12 « <-- 60 --+ | |
TRIUMPH » GABRIELE 35 « <-- 60 -+ | |
UNDERWOOD » 16 « <---------------- 60 ---------+ |
BROTHER » 440TR « |
OLYMPIA » TRAVELLER C « <--------- 85 years later ----+
TELEGRAPHY
Make a Telegraph Station out of a WESTON ELECTRIC TEST UNIT
+/-25 mA METER in a Cigar Box
RICHTSTRAHL-ANTENNEN-PEILKARTE / BERLIN
WWII US Army/Navy FIELD TELEGRAPH SET » TG-5-B «
Make a PARTNER STATION for the » TG-5-B «
» TG-5-B « as a MORSE-TRAINER
THE T E L E P H O N E COLLECTION
( 1920 - 1995 / A Representative Historic Cross-Section )
Remarks to the Invention of the Telephone (Engl./Germ.)
»Candlestick« WesternElectric (1920)
»MONOPHONE« AutomaticElectric (1920)
Ringer/Warbler
»MONOPHONE« Model 40 Dial Phone (1937)
Black Dial Phone WesternElectric Model 302 (1949)
Black Dial Phone Kellogg "RedBar" Model D1000 (1949)
Pay Dial Phone AutomaticElectric (1948)
Inside View
Blue Dial Phone AT&T Model 500 (1955)
1960s Advertisement of BlueBELL
Red Dial Phone AutomaticElectric Model 80 (1967)
How to Restore the Dial-Center
Red + Blue Touch Phones Bell/AT&T Models 2500 (1965/1982)
»PRINCESS« Dial Phone WesternElectric (1964)
External Transformer
»PRINCESS« Touch Phone WesternElectric (1965)
Red »TRIMLINE« Dial Phone WesternElectric (1965)
+Black »TRIMLINE« Dial Phone WesternElectric (1968)
Black »TRIMLINE« Touch Phone WesternElectric (1968)
+Red »TRIMLINE« Touch Phone WesternElectric (1968)
»FRENCH-STYLE« Dial Phone US Telephone Co. (1967)
»CONTESSA« Dial Phone US Telephone Co. (1967)
»BAROQUE« Dial Phone WesternElectric (1973)
»PETITE« ITT-OWN-A-PHONE Dial Phone (1970)
»CELEBRITY« WesternElectric Dial Phone (1975)
AIRPLANE Dial Telephone Northern Telecom / Canada (1978)
ERICOFON K7 "Cobra" (1960) blue & red Version
Inside View & WIRE DIAGRAM of the »K7«
Touch Tone Wall Phone WesternElectric Model 2554 (1976)
Inside View & WIRE DIAGRAM of the »2554_BMP«
Italian Marble Dial Telephone
Restoration with German POST 611-2 Parts
Copper Dial Telephone PTT / Holland (1961)
Bakelit ArtDeco Dial Telephone PTT / Holland (1963)
Copper »RTT-56-B« Dial Phone / Belgium (1956)
TESLA Dial Phone / Czechoslovakia (1965)
GDR Field Telephones »FF63M« (1963)
+ Inside View & WIRE DIAGRAM
RFT INDUSTRIAL DIAL WALL-PHONE »IFT/W« (1961)
WIRE DIAGRAM of the »IFT/W«
»W61« RFT (East-)German Dial Phone (1961)
»W61« RFT WIRE DIAGRAM
ANOTHER »W61« WIRE DIAGRAM ( ? STASI Tapping ? )
GDR's »ALPHA« Dial Phone (1987) - A "STASI" Bug !!!
also: GDR's »ALPHA« KEY-PAD Version (1987)
2nd TEST-Unit made
RFT »ANTIQUE« (= Replica of the »W19« )
»ZBSA24« (= ZentralBatterie/SelbstAnschluss-Betrieb_1924 )
SIEMENS & HALSKE »SA28« / »W28« (1928)
++++++++++++++++++++++++++++++++++++++++++++++++++++++
+ "KINDER-FON"-Project ... +
+ with (West-)German DialPhones »W48« , »611-2« +
+ & ELMEG Prueffernsprecher (+ Wire Diagrams ) +
+ "Telephone Plug Converter" & "WESTERN Adapter" +
+ » How A TELEPHONE DIAL SYSTEM WORKS « +
+ A Closer Look ... +
+ & »VOLTCRAFT« POWER SUPPLIES (+ Wire Diagram) +
++++++++++++++++++++++++++++++++++++++++++++++++++++++
KRONE / Germany (1969)
TELEFONBAU + NORMALZEIT Dial Phone »E3« (1971)
Wall Dial Phone (1980) Siemens / Deutsche Bundespost
SEL / Deutsche Bundespost Dial Phone (1980) "Stuttgart"
SIEMENS & HALSKE TROMMEL-WAEHLER-TELEFON (1954)
+ Inside View & WIRE DIAGRAM
SIEMENS & HALSKE Tisch-Telefon »282« (1956)
USA TEST Phone, black (1950)
USA TEST Phone, blue (1975)
German TEST Phone ( Newer Version, 1981)
USA Electronic KEY-PAD TEST Phone, red (1990)
WOODEN KEY-PAD Phone / PTT-TRUB (1986)
PTT-TRUB EXPERIMENT
KEY-PAD Phone / Deutsche Bundespost (1988)
Touch Phone »H1-LX« / Deutsche Telekom (1989)
Touch Phone »Tel-0164« / Deutsche Bundespost (1989)
Touch Phone »SIGNO-2« / Deutsche Telekom (1995)
Picture »SIGNO«
Kid's PIANO Telephone ( w. Pulse/DTMF, China 1991 )
A Dial-Telephone Lock
Mini-AC-Generator ( WWII / Germany )
Scale to measure the force of Relais Contacts
G O O D I E S : »TON-DIALER« + »DIALGIZMO« + »XLINK«
THE A N A L O G M U L T I M E T E R COLLECTION
( 1900 - 1975 / A Representative Historic Cross-Section )
Vintage Pocket-Volt-Meter
Portable Battery Element Tester
GOSSEN ( mA / mV ) MAVOMETER
MultiMeter » EXACTA «
4-Shunts & 4-Serial-Resistors Block
» ULTRON UM-201 E « WIRE DIAGRAM
Field MultiMeter » METRAVO «
Mini-MultiMeter HIOKI » TH-B36 «
Lab S&H low-level DC Ampere-Meter
Zero-Center S&H MicroAmpere Meter
Lab S&H DC Ampere-Meter
Precision S&H DC Milli-Volt-Meter
Precision AEG DC Milli-Volt-Meter
Portable Precision AEG DC Milli-Volt-Meter
Lab V/A-Meters S&H » MULTIZET «
Lab DC-MultiMeter S&H » μA-MULTIZET «
(???) 2x Lab V-A-Ohm Meter SIEMENS » MULTIZET-P «
Zero-Center S&H MicroAmpere Field-Meter
Zero-Center S&H MicroAmpere Control-Board-Meter
Zero-Center MilliAmpere Meter ( in a Tea Can )
Application: DEMO-GENERATOR/MOTOR
Portable JEWELL DC Volt Meter
Portable WESTON AC-METER SET
AC/DC A/Veff-Meter S&H » MULTIZET «
Field MultiMeter » SIMPSON-260 «
Field MultiMeter » MICRONTA 22-210 «
Vacuum-Tube VoltMeter HEATHKIT » IM-11/D «
SolidState MultiMeter » UM-Z2 «
Field MultiMeter ITT-METRIX » MX-202 «
Modification for 1.5 V Battery Replacement
Field MultiMeter CHINAGLIA » CORTINA «
HELIPOT Precision Potentiometers/Resistors
Power-Potentiometer with Nomogramms
R-"DECADES", POWER-"OCTADE" and R/C-"SUBSTITUTION BOXES"
Ohm-Meter GOSSEN » TRIOHM «
Ohm-/μF-Meter/Buzzer METRAWATT » METRAWID-2 «
Ohm-Meter SIEMENS+HALSKE
Ohm-Meter/Leitungspruefer SIMETO
Wheatstone Bridge H&B » PONTAVI «
Inductance/Capacitance Bridge H&B » INKAVI «
MTM MULTIMETER & R-L-C BRIDGE
MTM R-L-C BRIDGE Restoration Details
Portable MicroAmpere-Meter
Portable S&H POST DC/AC Volt/Ampere-Meter
Portable GOSSEN POST V/A-Meter
Portable AEG Volt&Ampere-Meter
Portable WESTON Watt-Meter
Test-Unit for the WESTON Watt-Meter (USA-Version)
Lab Precision S&H Watt-Meter (1900)
Test-Unit for the S&H Watt-Meter (German-Version)
Lab Precision S&H Watt-Meter (1970)
Drehstrom-Drehfeld-Richtungsanzeiger H&B (1970)
KiloWattHour-Meter
How a KWH-Meter works
Inside view of the home-made KWH-Meter Unit
Application = Monitor Charging of an Electric Car
THE C L O C K & W A T C H COLLECTION
"TICK-TACK..." Why & How
WALL CLOCKS ...
Westminster Clock
Hermle "Open-Iron-House"
Howard Miller "Date&Time"
Snapshots of the Restoration Procedure
Seth Thomas (1863)
Insights to Inside & Backside
Schatz Ships Clock
Salem Ships Clock "Neptune"
Chelsea 24 Hour WWII US Military Clocks
Russian Submarine Clock
A German Cuckoos Clock
NeXtime - The Ultimate Simplicity
MANTEL CLOCKS ...
GrandMa's Mantel Clock
The »ATMOS« Clock
How the ATMOS works
Imexal CALENDAR Clock
Hermle GLOCKENSPIEL Clock
Snapshots of the Restoration Procedure
The » Mystery Clock «
Lawson ArtDeco (el.-mech.) DIGITAL Synchron Clock
Tymeter ArtDeco (el.-mech.) DIGITAL Synchron Clock
Hamilton (el.-mech.) DIGITAL Synchron Clock
Kundo (el.-mech.) DIGITAL Synchron Alarm Clock
Garant (el.-mech.) DIGITAL Synchron Alarm Clock
Sankyo (el.-mech.) DIGITAL Synchron Alarm Clock
DESK-TOP CLOCKS ...
Quartz Clock w. World Time Calculator
WORLD TIME CLOCKS ...
Quelle MeisterAnker/LordKing World Time Clocks
(1st) Motor Repair Procedure
(2nd) Mechanical Timer Repair Procedure
Kenwood Ham World Time Clock
Kundo World Time Clock
Kienzle World Time Clock
Seiko World Time Clock
Takane World Time Clock
STOP WATCHES ...
Hanhart / Germany
Breitling / Swiss
Camero [= HANHART / Germany ] / Swiss
Slava / USSR
Junghans / Germany
Hanhart / Germany = REFA-Watch
IBA / Germany = REFA-Watch
PS.: An '80s "Plastic-HANHART"
Waltham CHRONOMETER
Elgin POCKET WATCH
Hamilton 24H Pocket Chronometer
WRIST WATCHES ...
Olma (Radioactive!)
Omega Automatic » Seamaster Cosmic «
Endura » Jump-Hour-Digital «
Swatch Automatic » Irony / Body & Soul «
Citizen's "Navitimer" » Perpetual Calendar Chronograph «
Discussion "Citizen vs. Breitling"
TIMER ...
EggTimer
ReiseWecker ...
... in TEE-DOSE
SAND GLASS
A Clock Riddle
SLOT MACHINES
PACE » DELUXE CHROME BELL « Slot Machine
Inside View / Snapshot of the Restoration Procedure
MILLS » CHERRY BELL, BLUE FRONT « Slot Machine
PostScript: New Problems solved ...
BRYAN » FIVEWIN « PinBall Slot Machine
Slot Machine »BONANZA« Saving Bank
3 BOOKS about Slot Machines / History recommended
Slot Machine »BUCKAROO« Saving Bank
Slot Machine MINI Saving Bank - Version 1
Slot Machine MINI Saving Bank - Version 2
MECHANICAL MUSIC
VICTOROLA Gramophone
MICROSCOPE to TEST the NEEDLES
THORENS MusicBox with Metal Records
Insights to Inside & History
Yet another MusicBox from THORENS
PIANOLA, A Mechanical Player Piano
Inside Views
THE OTHER WORLD
Other Collector Items from the Past
Storm Glass / Robert FitzRoy
Weather Station
Altimeter / Barometer
Kompass-Rose
» GPS-Tools « from the 50s / different Azimuth-Scales
» Civil Engineer's NOTE PAD « from the 60s
Pocket Microscope »TAMI« (= TA_schen MI_kroskop )
Universal Light / Exposure Meter
A Light-Quantum-Mill
Universal All Angle Level
Steam Tractor
LangHolzWagen
Steam Roller
Restoration Procedure
Stirling Engine
Toy Candle Boat
Fresnel Lense
Kalimba
Harmonica
Xylophone
Spinet Toy Piano
Mini-Metronom
Wind Chime
A Vintage Power Insulator as a PaperWeight
Beer Bottles
»LUCHS« MessBecher
Turkish Coffee Mill
Aladin's Oil Lamp
» Tropical Bug «
The Theory behind the DOMINO Game » TRIOMINO «
A MIND GAME: "How many Pieces are in a DOUBLE-x-DOMINO ?"
Puzzle » Tower-Of-Hanoi «
Roulette Game
Roulette Rules
Chess Game
Shattuck Recycled Art
LINKS
to Other Interesting Web Sites
GENERAL ( Information, History & Simulation )
ADDIATOR ( & On-line Simulation )
COMPTOMETER ( & On-line Simulation )
CURTA ( & On-line Simulation )
FACIT ( & On-line Simulation )
NATIONAL CASH REGISTER
MANUALS for OTIS-KING, FOWLER & more
PORTABLE TYPEWRITERS
impressum:
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© C.HAMANN http://public.BHT-Berlin.de/hamann 02/22/24
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