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Transmitter
Why Teachers Love It
Makes gravity visible and unforgettable: Students immediately grasp gravity as curvature/attraction instead of a purely mathematical idea
2" trough to contain accidental spills
The series connection becomes the lesson
NexGen Spectrum Tube, Helium PS Wave Properties TransmitterFill Gas Air P2 9900 01 Argon P2 9900 02 Carbon Dioxide P2 9900 03 Helium P2 9900 04 Hydrogen P2 9900 05 Neon P2 9900 06 Nitrogen P2 9900 07 Water Vapor P2 9900 08 Also in this Series NexGen Power Supply P2 9910 $275. 00 Classroom Bundle P2 9902 $639. 00 All 8 Tubes Demonstrate the spectrum of a gas discovered in the sun The NexGen Spectrum Tube, Helium contains helium gas and runs on the NexGen Spectrum Tube Power Supply. It produces a soft yellow
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