Description

Reproduces Oersted's 1820 experiment

Pole-gap geometry on this 5

9 x 4 x 4 inch base

this microphone amplifier connects a microphone input to both an integrated speaker and an oscilloscope-driving amplified signal for waveform study

suited to fieldwork in geography units and orientation activities outside the classroom

Vacuum Pump Plate on Aluminum Base with Rubber Seal, 10" Diameter Entomology & Zoology_Zoology Models Reproduces Oersted's 1820 experiment10 inch vacuum pump plate on an aluminum base with a stopcock and rubber seal, sized to accept a bell jar for atmospheric pressure and vacuum demonstrations.

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Vacuum Pump Plate on Aluminum Base with Rubber Seal, 10" Diameter Entomology & Zoology_Zoology Models Reproduces Oersted's 1820 experiment

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