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DC generator

Explore Edison’s ‘Long-legged Mary-Ann’ DC generator! A 1890 masterpiece showcasing early electrical engineering. Unique industrial art for collectors.

Thomas Alva Edison (1847-1931): American inventor of the light bulb, phonograph & motion pictures. Pioneer of industrial research with 1093+ patents. Explore his legacy!

Giclée / Art Print

Museum-quality giclée or canvas print with fast production and flexible finish options. ( Buy Hand Made Painting Switch to Digital Image)

Corner sample of the P118B picture frame: moulded polystyrene, 5 cm wide and 3 cm thick
P118B $10
Corner sample of the P118H picture frame: moulded polystyrene, 5 cm wide and 3 cm thick
P118H $10
Corner sample of the P118W picture frame: moulded polystyrene, 5 cm wide and 3 cm thick
P118W $10
Corner sample of the P438Z picture frame: moulded polystyrene, 5.5 cm wide and 3.5 cm thick
P438Z $10
Corner sample of the P508JH picture frame: moulded polystyrene, 7 cm wide and 3.5 cm thick
P508JH $12
Corner sample of the P508YH picture frame: moulded polystyrene, 7 cm wide and 3.5 cm thick
P508YH $12
Corner sample of the P805H picture frame: moulded polystyrene, 5 cm wide and 3.5 cm thick
P805H $10
Corner sample of the P805Z picture frame: moulded polystyrene, 5 cm wide and 3.5 cm thick
P805Z $10
Corner sample of the P919BZ picture frame: moulded polystyrene, 7 cm wide and 3.5 cm thick
P919BZ $10
Corner sample of the P919G picture frame: moulded polystyrene, 7 cm wide and 3.5 cm thick
P919G $10
Corner sample of the P919XJ picture frame: moulded polystyrene, 7 cm wide and 3.5 cm thick
P919XJ $10
Corner sample of the P959ZH picture frame: moulded polystyrene, 5 cm wide and 3 cm thick
P959ZH $10
Corner sample of the P968JZ picture frame: moulded polystyrene, 6 cm wide and 4 cm thick
P968JZ $12
Corner sample of the W106C picture frame: solid wood, 5 cm wide and 3 cm thick
W106C $8
Corner sample of the W218G picture frame: solid wood, 5 cm wide and 3 cm thick
W218G $10
Corner sample of the W218JH picture frame: solid wood, 5 cm wide and 3 cm thick
W218JH $8
Corner sample of the W218Y picture frame: solid wood, 5 cm wide and 3 cm thick
W218Y $10
Corner sample of the W307PJ picture frame: solid wood, 6 cm wide and 3 cm thick
W307PJ $10
Corner sample of the W316G picture frame: solid wood, 6 cm wide and 3 cm thick
W316G $10
Corner sample of the W316PJ picture frame: solid wood, 6 cm wide and 3 cm thick
W316PJ $8
Corner sample of the W316Y picture frame: solid wood, 6 cm wide and 3 cm thick
W316Y $10
Corner sample of the W398PJ picture frame: solid wood, 5 cm wide and 3 cm thick
W398PJ $8
Corner sample of the W4111J picture frame: solid wood, 6.5 cm wide and 3.5 cm thick
W4111J $10
Corner sample of the W500HY picture frame: solid wood, 7 cm wide and 5 cm thick
W500HY $15
Corner sample of the W500JH picture frame: solid wood, 7 cm wide and 5 cm thick
W500JH $15
Corner sample of the W692G picture frame: solid wood, 8 cm wide and 4 cm thick
W692G $12
Corner sample of the W849H picture frame: solid wood, 5 cm wide and 3 cm thick
W849H $8
Corner sample of the W940BG picture frame: solid wood, 7.5 cm wide and 4.5 cm thick
W940BG $15
Corner sample of the W953PJ picture frame: solid wood, 6 cm wide and 3.5 cm thick
W953PJ $8

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Total Price

$ 63

DC generator

Giclée / Art Print

Reproduction Size

-

Total Price

$ 63

Edison built this DC generator based on his 1878 design. The two long, vertically oriented black cylinders are the field coils that generate the magnetic field in which the rotor turns. The shape of those coils led the lab workers who worked on this design – all of whom were men – to refer it as ‘The Long-legged Mary-Ann’. The rotor is on the bottom, behind an upright lever. The lever controls a switch that can be set so the power generated by the rotor flows through the field coils in a parallel circuit, allowing the generator to create its own field. This type of generator was built in various sizes, and there are versions up to two metres high. Large horizontal versions were used for the world

Questions & Answers

Is "DC generator" available as a fine art print?

"DC generator" is available as a fine art print on cotton canvas or archival canvas paper. Orders are placed on its Fine Art Print page, in the size of your choice.

How harmonious are the colors of "DC generator" by Thomas Alva Edison?

"DC generator" by Thomas Alva Edison displays a discordant palette color harmony.

How does "DC generator" balance light and dark?

The recorded values for "DC generator" by Thomas Alva Edison are: brilliant brightness, bright balance luminance.


Artist Biography

Thomas Alva Edison: A Life of Innovation

Thomas Alva Edison (February 11, 1847 – October 18, 1931) was an American inventor and businessman whose inventions profoundly shaped the modern industrialized world. He is widely considered one of history’s greatest inventors.

Early Life and Education

Born in Milan, Ohio, Edison had a limited formal education due to a hearing impairment and his mother's decision to homeschool him. This early experience fostered his self-reliance and independent learning skills. He began his career as a telegraph operator, which sparked his interest in electrical technology.

Early Inventions & Menlo Park

Edison’s inventive spirit emerged early on. While working as a telegrapher, he developed devices to improve the efficiency of communication systems. In 1876, he established his first industrial research laboratory in Menlo Park, New Jersey – often called his “invention factory.” This marked a turning point, shifting invention from individual effort to organized scientific teamwork.

Major Achievements

  • The Phonograph (1877): Edison’s phonograph was the first machine capable of recording and replaying sound. It revolutionized entertainment and communication.
  • The Incandescent Light Bulb (1879): While not the *first* to invent a light bulb, Edison created a practical, long-lasting incandescent lamp and an entire system for electrical power generation and distribution.
  • Motion Pictures: Edison played a pivotal role in developing motion picture technology, creating both the Kinetoscope (a viewing device) and the Kinetograph (a camera). His Black Maria studio was the first film studio.
  • DC Generator: Edison’s ‘Long-legged Mary-Ann’ DC generator demonstrated his mastery of electrical engineering principles.

Botanical Research & Later Years

Later in life, Edison collaborated with Henry Ford and Harvey Firestone on botanical research at a laboratory in Fort Myers, Florida, seeking alternative sources for rubber production. He continued to innovate until his death, exploring areas like cement manufacturing and ore separation.

Influences & Legacy

Edison was influenced by the scientific advancements of his time and the practical needs he observed around him. He, in turn, profoundly influenced countless inventors and engineers who followed. His emphasis on systematic research and development established a model for modern industrial laboratories.

Historical Significance

Edison’s inventions transformed daily life, ushering in the age of electricity and mass communication. He held over 1,093 US patents (and many more internationally), making him one of the most prolific inventors in history. His work laid the foundation for numerous technologies we rely on today, cementing his place as a legendary figure in American innovation.

Thomas Alva Edison

Thomas Alva Edison

1847 - 1931 , United States of America

Quick Facts

  • Name: Thomas Alva Edison
  • Birth Date: February 11, 1847
  • Death Date: October 18, 1931
  • Birth Place: Milan, United States of America
  • Nationality: American
  • Date Of Birth: 1847
  • Date Of Death: 1931
  • Notable Works:
    • Phonograph
    • Motion picture camera
    • Electric light bulb
  • Place Of Birth: Milan, United States of America
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