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559 items

http://omekax.grinnell.edu/PhysicsInstrumentMuseum/files/original/51854e3ca00fbb8d0c0ef36bba53ac8f.JPG image/jpeg thumbnail

Standard Cell

http://omekax.grinnell.edu/PhysicsInstrumentMuseum/files/original/239357deefbb5339b3c215fd567589e9.JPG image/jpeg thumbnail

Oelke Grinnell Potentiometer

Designed by Professor William Oelke, Grinnell College Chemist
http://omekax.grinnell.edu/PhysicsInstrumentMuseum/files/original/e38c5b5515bc4590ca7e3934238c2887.JPG image/jpeg thumbnail

Decade Condenser

Type 219-M
http://omekax.grinnell.edu/PhysicsInstrumentMuseum/files/original/9cad0c6c88ef937c6ffe44d27cfe759b.JPG image/jpeg thumbnail

Radio Condenser

Wm. J. Murdock Co., No. 483
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Discharge Key

http://omekax.grinnell.edu/PhysicsInstrumentMuseum/files/original/4af25764c223b3e5322c339dfcf1df05.JPG image/jpeg thumbnail

Contact Key

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Contact Key

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Discharge Key

http://omekax.grinnell.edu/PhysicsInstrumentMuseum/files/original/3f16e0f5d4b22010ddc7c20d8b288867.JPG image/jpeg thumbnail

Strobe Light

http://omekax.grinnell.edu/PhysicsInstrumentMuseum/files/original/20bb77ee2b1f179daa766f82418b9851.JPG image/jpeg thumbnail

Inductor

http://omekax.grinnell.edu/PhysicsInstrumentMuseum/files/original/35baead5e6a34042fc770b134a921414.JPG image/jpeg thumbnail

Electrostatic Electric Wheel

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Electric Mortar

http://omekax.grinnell.edu/PhysicsInstrumentMuseum/files/original/d4380259ca579632f19edcbde064d671.JPG image/jpeg thumbnail

Electric Torch

http://omekax.grinnell.edu/PhysicsInstrumentMuseum/files/original/2c4ad1fccf04c149787042766d041c46.JPG image/jpeg thumbnail

Galvanometer

A galvanometer is a device for detecting electric current. The galvanometer pointer deflection is from electric current passing through a coil immersed in a magnetic field.
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Resistance Box

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Slide Wire Resistor

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Resistance Box

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Resistance Box

http://omekax.grinnell.edu/PhysicsInstrumentMuseum/files/original/3fe8e3a84d186928922ec340e9686834.JPG image/jpeg thumbnail

Porter Electric Motor No. 7

http://omekax.grinnell.edu/PhysicsInstrumentMuseum/files/original/69a6ac9beb1fcf3f33aaba2f8db5fdc3.JPG image/jpeg thumbnail

Grinnell's First Telephone with Wet Cells

http://omekax.grinnell.edu/PhysicsInstrumentMuseum/files/original/5e5242b144e6f80447f9a60bad2e515d.JPG image/jpeg thumbnail

Stromberg Carlson Name Plate

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Single Box Telephone

http://omekax.grinnell.edu/PhysicsInstrumentMuseum/files/original/ecb31f2bc755816d38b7666de776c7c0.JPG image/jpeg thumbnail

Telephone in Transparent Case

http://omekax.grinnell.edu/PhysicsInstrumentMuseum/files/original/eaf0f77290877d67d4126f93dd07903a.JPG image/jpeg thumbnail

Resistance Box

Made in Berlin. 3694 Int Ohm richtig bei 20 degrees C Manganin. Side plate says U of W 47 A1062.