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- Northern Electrical Manufacturing Company Motor, 1907-1915 - Electric motors began to revolutionize manufacturing in the late 1800s. Motors, driving groups of machines, began to free production from the tangle of belts, pulleys and line shafts previously used to power equipment. Factory space became open and flexible, safety improved, and production increased. Northern Electrical Manufacturing Company, founded in 1895 in Madison, Wisconsin, specialized in factory motors, generators, and other machinery.

- 1907-1915
- Collections - Artifact
Northern Electrical Manufacturing Company Motor, 1907-1915
Electric motors began to revolutionize manufacturing in the late 1800s. Motors, driving groups of machines, began to free production from the tangle of belts, pulleys and line shafts previously used to power equipment. Factory space became open and flexible, safety improved, and production increased. Northern Electrical Manufacturing Company, founded in 1895 in Madison, Wisconsin, specialized in factory motors, generators, and other machinery.
- Westinghouse Transformer and Style 1750 Fuse Block, 1893-1910 - Transformers increase or decrease voltage and are essential to alternating current (AC) power systems. In the late 1800s, with the help of transformers, AC power systems proved more efficient and economical than their direct current competitors. Transformers helped convert electricity to high voltage for transmission across long distances, then reduced it to lower, safer voltages for use in homes and factories.

- 1893-1910
- Collections - Artifact
Westinghouse Transformer and Style 1750 Fuse Block, 1893-1910
Transformers increase or decrease voltage and are essential to alternating current (AC) power systems. In the late 1800s, with the help of transformers, AC power systems proved more efficient and economical than their direct current competitors. Transformers helped convert electricity to high voltage for transmission across long distances, then reduced it to lower, safer voltages for use in homes and factories.
- Westinghouse Type CS Transformer and Style 1750 Fuse Block, 1893-1910 - Transformers increase or decrease voltage and are essential to alternating current (AC) power systems. In the late 1800s, with the help of transformers, AC power systems proved more efficient and economical than their direct current competitors. Transformers helped convert electricity to high voltage for transmission across long distances, then reduced it to lower, safer voltages for use in homes and factories.

- 1893-1910
- Collections - Artifact
Westinghouse Type CS Transformer and Style 1750 Fuse Block, 1893-1910
Transformers increase or decrease voltage and are essential to alternating current (AC) power systems. In the late 1800s, with the help of transformers, AC power systems proved more efficient and economical than their direct current competitors. Transformers helped convert electricity to high voltage for transmission across long distances, then reduced it to lower, safer voltages for use in homes and factories.
- Westinghouse Type CS Transformer, 1897-1915 - Transformers increase or decrease voltage and are essential to alternating current (AC) power systems. In the late 1800s, with the help of transformers, AC power systems proved more efficient and economical than their direct current competitors. Transformers helped convert electricity to high voltage for transmission across long distances, then reduced it to lower, safer voltages for use in homes and factories.

- 1897-1915
- Collections - Artifact
Westinghouse Type CS Transformer, 1897-1915
Transformers increase or decrease voltage and are essential to alternating current (AC) power systems. In the late 1800s, with the help of transformers, AC power systems proved more efficient and economical than their direct current competitors. Transformers helped convert electricity to high voltage for transmission across long distances, then reduced it to lower, safer voltages for use in homes and factories.
- Westinghouse Transformer, 1900-1910 - Transformers increase or decrease voltage and are essential to alternating current (AC) power systems. In the late 1800s, with the help of transformers, AC power systems proved more efficient and economical than their direct current competitors. Transformers helped convert electricity to high voltage for transmission across long distances, then reduced it to lower, safer voltages for use in homes and factories.

- 1900-1910
- Collections - Artifact
Westinghouse Transformer, 1900-1910
Transformers increase or decrease voltage and are essential to alternating current (AC) power systems. In the late 1800s, with the help of transformers, AC power systems proved more efficient and economical than their direct current competitors. Transformers helped convert electricity to high voltage for transmission across long distances, then reduced it to lower, safer voltages for use in homes and factories.
- Cutout -

- 1887
- Collections - Artifact
Cutout
- Westinghouse Type DC Wattmeter, 1908 -

- 1908
- Collections - Artifact
Westinghouse Type DC Wattmeter, 1908
- Westinghouse Type C Wattmeter, 1906 - In the late 1800s, companies that supplied electricity to consumers needed a way to measure how much customers used -- and then charge them accordingly. Inventive electrical engineers developed various methods to measure electric power. Induction meters that employed magnetic fields to rotate a disc or cylinder to register energy usage would become the standard. Continued improvements made these wattmeters more compact and reliable.

- 1906
- Collections - Artifact
Westinghouse Type C Wattmeter, 1906
In the late 1800s, companies that supplied electricity to consumers needed a way to measure how much customers used -- and then charge them accordingly. Inventive electrical engineers developed various methods to measure electric power. Induction meters that employed magnetic fields to rotate a disc or cylinder to register energy usage would become the standard. Continued improvements made these wattmeters more compact and reliable.
- Westinghouse Type F Frequency Meter, circa 1910 -

- circa 1910
- Collections - Artifact
Westinghouse Type F Frequency Meter, circa 1910
- Westinghouse Induction Motor, 1889-1895 - Nikola Tesla's name is inseparable from the development of alternating current electricity--particularly with regard to polyphase transmission, but especially with regard to the induction motor. His motor, patented in 1888, was the first practical AC motor. George Westinghouse licensed Tesla's motor patents that same year--enabling the Westinghouse AC lighting system to become a real competitor with direct current systems.

- 1889-1895
- Collections - Artifact
Westinghouse Induction Motor, 1889-1895
Nikola Tesla's name is inseparable from the development of alternating current electricity--particularly with regard to polyphase transmission, but especially with regard to the induction motor. His motor, patented in 1888, was the first practical AC motor. George Westinghouse licensed Tesla's motor patents that same year--enabling the Westinghouse AC lighting system to become a real competitor with direct current systems.