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Tesla's three-phase motor and blower

Tesla's electric motor system

Tesla's constant current dynamo

Tesla's alternating current machine

Tesla alternating current motor components, 1890s

Tesla oscillator, 1890s

Tesla's radio, 1890s

Tesla oscillator

Tesla oscillator

Tesla transformer

Tesla oscillator and transformer

Tesla transformer, 1890s

Tesla transformer

Tesla's constant current dynamo

Tesla's constant potential dynamo

Tesla mercury-controlled transformer

Tesla mercury-controlled transformer

Tesla mercury-controlled transformer

Tesla mercury-controlled transformer

Westinghouse rotary transformer

Westinghouse three-phase alternator

Westinghouse constant current dynamo

Tesla oscillator

Tesla oscillator

Tesla's radio-controlled boat, 1898

Tesla oscillator-transformer, 1890s

Tesla's wireless energy transmission, 1900s

Tesla's wireless energy transmission, 1890s

Tesla's Wardenclyffe Tower laboratory, 1900s

Tesla's Wardenclyffe Tower laboratory, 1900s

Tesla's Wardenclyffe Tower laboratory, 1900s

Tesla's Wardenclyffe Tower laboratory, 1900s

Equipment at Tesla's Wardenclyffe Tower, 1900s

Equipment at Tesla's Wardenclyffe Tower, 1900s

Generator at Tesla's Wardenclyffe Tower, 1900s

Tesla's East Houston Street laboratory

Tesla's Colorado Springs laboratory equipment

Tesla's Wardenclyffe Tower laboratory, 1900s

Tesla's Wardenclyffe Tower laboratory, 1900s

Tesla's Wardenclyffe Tower laboratory, 1900s

Tesla's Wardenclyffe Tower laboratory, 1900s

Tesla oscillator and wireless lighting

Tesla's radio-controlled boat, 1898

Westinghouse two-phase generator, 1890s

Tesla's Wardenclyffe Tower laboratory, 1900s

Tesla's Wardenclyffe Tower laboratory, 1900s

DC motors

Simple circuit with motor

Tesla's Colorado Springs laboratory

Tesla's Colorado Springs laboratory

Tesla's Colorado Springs laboratory under construction

Tesla incandescent lamps and coil, 1899

Tesla incandescent lamp and coil, circa 1899

DC motor commutator end cap

Porsche Motor

Lovers with gramophone'

Circuit with bulb and switch

Tesla recharging point

Tesla's Colorado Springs laboratory

Recharging an electric car

Power supply label

Meucci's telephone design, illustration

Film badge radiation dosimeter

Film badge radiation dosimeter

Red car with bonnet and door open

Magnetic field strength meter

Magnetic field analyser

Tesla's radio-controlled boat, 1898

Linear potentiometer

Rotary potentiometer

Phase of the Moon, 21 September 1890

Early 20th Century blood pressure gauge

19th Century electricity demonstrator

Trieste bathyscaphe, 1960

First Atlantic telegraph cable, 1858

Magnetic field from an electric current

Early 20th Century copper steriliser

Early 20th Century copper steriliser

Early 20th Century copper steriliser

Vesto Melvin Slipher, American astronomer

Recharging an electric car

Electric charging station

Antimonene based photo electrode structure

Close up of small windmill generator

Close up of small windmill generator

Close up of small windmill generator

Close up of small windmill generator

Transistors

Transistors

Rotary potentiometer

PCB potentiometer

Phase of the Moon, 6 February 1903

ATHENA X-ray space telescope mirror module

Makarov semi-automatic pistol

Bicycle dynamo

Cosmonaut spacesuit gloves

Whitney's cotton gin, historical image

AC/DC Variable Power Supply Unit

Smartphone on White background

Digital tablet on White background

Digital tablet on White background

Smartphone on White background

Digital tablet on White background

Smartphone on White background

Smartphone on White background

Types of resistor

Early 20th century ophthalmoscopy tool

Historical ophthalmoscopy tool

Early 20th century ophthalmoscopy tool

Early 20th century ophthalmoscopy tool

Late 19th century ophthalmoscopy tool

Early 20th century ophthalmoscopy tool

Early 20th century ophthalmoscopy tool

wind turbine models and Laptop PC

wind turbine models and Laptop PC

Fauchard's 'Le Chirurgien Dentiste'

Tesla Company memorandum, 1920s

Henry Blunt's model of craters on the Moon, 1849

19th Century bullseye condenser

Quantum voltage noise source

Giant magnetoresistance in phthalocyanine

Electronic diode

Scanning electron microscope control panel, illustration

Headphones and mp3 player, X-ray

PCB potentiometer

PCB potentiometer

PCB potentiometer

Electrolysis of copper chloride

Soil pH probe

Stepper motor with gearbox

Personal computer fan

Personal computer fan

Personal computer fan

Personal computer fan

Analog multimeter

Electric shaver, X-ray

Microphone, X-ray

Headtorch, X-ray

A power button and a finger

Closed Wooden Bellows Camera

Electric motor

Skull X-ray, 1896

Tesla at his Colorado Springs laboratory

Mayan pyramid, illustration

Phoenician limestone inscription from Cyprus

Crawford Long, US surgeon, medal

Ball-court model, Mexico

Full Moon stereo pictures, 1850s

Dog microchip

Spin-polarized electron gun, 1970s

Keys

Magnetic toy

Artificial rubies

Artificial rubies

Failure analysis test samples

Cross polarized filter

Feet prints on thermochromic film

Feet prints on thermochromic film

Fritz Zwicky, Swiss astronomer

Full Moon, stereoscope card

Child's feet on thermochromic film

X-ray montage of different materials, 1890s

COPD inhaler

Concentrating solar power plant, artwork

Tesla recharging station at Cocoa Beach

Telephone on modern chair, close-up

Tocilizumab immunosuppressive drug

Tocilizumab immunosuppressive drug

The International Space station, close-up

Smartphone and Digital tablet

Tesla bladeless turbine, 1910s

Tesla bladeless turbine, 1910s

Tesla bladeless turbine, 1910s

Burglar alarm photoelectric cell

Burglar alarm photoelectric cell

scanner

scanner

Grote Reber's first radio telescope, 1930s

Burnham's micrometer, 19th century

Man with a chip on his chest, conceptual composite image

Hero steam engine, artwork

Box Brownie

Telephone on white background, close-up

Telephone on white background, close-up

Red landline phone

Movie projector and screen on white background

Instant Camera

Thermoelectric fan

Headphones and mp3 player, X-ray

Hearing aid

1920s test-tube stand

Nobel's oil refinery, artwork

化石

アンモナイト

Egyptian writing board

Sasanian inscription, 6th century

Daniel Bernoulli, Dutch mathematician

Gerhard Hansen, Norwegian physician

Neolithic stone tool

Neolithic stone tool