Needs New Photo
H3-03: REFLECTION OF PULSES IN TUBE
Category: H3 Standing Sound Waves
Purpose:
Demonstrate the phase of pulses reflected from open ends and closed ends of a tube.
H3-02: STANDING SOUND WAVES - REFLECTION
Category: H3 Standing Sound Waves
Purpose:
Demonstrate the origin of standing waves from one source and its reflection.
H3-01: STANDING SOUND WAVES - TWO SOURCES
Category: H3 Standing Sound Waves
Purpose:
Demonstrate the origin of standing waves from two identical sources.
H2-28: FOURIER SYNTHESIZER - ADDITION OF WAVES
Category: H2 Wave Properties of Sound
Purpose:
Demonstrate addition of two sine waves with variable phase difference.
H2-25: QUINCKE'S INTERFERENCE TUBES
Category: H2 Wave Properties of Sound
Purpose:
Demonstrate interference of sound waves in a perhaps surprising way.
H2-24: AUDIBLE YOUNG'S EXPERIMENT - MIC AND SCOPE
Category: H2 Wave Properties of Sound
Purpose:
Demonstrate interference of sound with two coherent sound sources in a quantitative way.
H2-03: ACOUSTIC RADAR
Category: H2 Wave Properties of Sound
Purpose:
Illustrate how RADAR and SONAR work
H2-01: FOCUSING OF SOUND WITH CONCAVE REFLECTORS
Category: H2 Wave Properties of Sound
Purpose:
Demonstrate how sound waves can be focused by concave reflectors.
G3-52: ROPE WAVE GENERATOR - ROPE TENSION VS WAVELENGTH
Category: G3 Mechanical Waves - One Dimensional
Purpose:
Observe the change in wavelength of a vibrating rope as the tension is varied.
G3-42: TORSIONAL WAVES
Category: G3 Mechanical Waves - One Dimensional
Purpose:
Demonstrate wave phenomena such as traveling waves, standing waves, and reflection of waves.
G3-25: SLINKY ON LECTURE TABLE - IMPEDANCE MISMATCH
Category: G3 Mechanical Waves - One Dimensional
Purpose:
Show partial reflections and dependence of wave speed on density of the medium.
G3-23: TRANSVERSE WAVES ON A LONG SPRING - FREE END
Category: G3 Mechanical Waves - One Dimensional
Purpose:
Show reflections at a free end.
G3-11: SHIVE WAVE MACHINE - RESONANCE ABSORPTION
Category: G3 Mechanical Waves - One Dimensional
Purpose:
Demonstrate resonance absorption of wave energy by a mass-on-spring system.
G3-10: SHIVE WAVE MACHINE - BRANCHING
Category: G3 Mechanical Waves - One Dimensional
Purpose:
Demonstrate branching and recombining with two wave machines in parallel.
G3-09: SHIVE WAVE MACHINE - FREQUENCY FILTERING
Category: G3 Mechanical Waves - One Dimensional
Purpose:
Demonstrate frequency filtering through a "filter" consisting of four weighted crossarms and the interference from partial reflections they produce.
G3-08: SHIVE WAVE MACHINE - FABREY-PEROT INTERFEROMETER
Category: G3 Mechanical Waves - One Dimensional
Purpose:
Demonstrate the mechanical analog of the optical Fabrey-Perot interferometer.
G3-07: SHIVE WAVE MACHINE - TAPERED TRANSFORMER
Category: G3 Mechanical Waves - One Dimensional
Purpose:
Useful for obtaining a reasonably good impedance match between the two large segments of the Shive machine.
G3-05: SHIVE WAVE MACHINE - PARTIAL REFLECTIONS
Category: G3 Mechanical Waves - One Dimensional
Purpose:
Show that a wave will be partially reflected at a point where the impedance changes.
G3-06: SHIVE WAVE MACHINE - IMPEDANCE MATCHING
Category: G3 Mechanical Waves - One Dimensional
Purpose:
Show that no reflection occurs when the impedance of the load (absorber at right) matches the impedance of the wave machine.
G3-04: SHIVE WAVE MACHINE - STANDING WAVES
Category: G3 Mechanical Waves - One Dimensional
Purpose:
Demonstrate standing waves.
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K8-01 ELECTROMAGNETIC WAVE - MODEL
Shows the relationship between the electric and magnetic field vectors in a plane-polarized traveling electromagnetic wave
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K8-03 LIGHT NANOSECOND
Shows the distance light travels in one nanosecond
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K8-04: SPEED OF LIGHT
Measure the speed of light Read More
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K8-05: ELECTROMAGNETIC PLANE WAVE MODEL
Illustrate the geometry of a polarized electromagnetic plane wave Read More
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K8-11: MICROWAVES - STANDING WAVES
Demonstrate microwave standing waves Read More
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K8-12: RADIOWAVES - STANDING WAVES
Demonstrate standing waves using radio waves Read More
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K8-13: RADIOWAVES - LECHER WIRE STANDING WAVES
Illustrate standing electromagnetic waves in a high-impedance transmission line Read More
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K8-14: RADIOWAVES - STANDING WAVES IN AN ANTENNA
Show standing waves in a dipole antenna Read More
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K8-21: MICROWAVES - WAVEGUIDES
See what microwave waveguide components look like and to discuss their functions Read More
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K8-22: MICROWAVES - TUBULAR WAVEGUIDE
Demonstrate transmission of microwaves in a tubular "waveguide" Read More
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K8-31: TRANSMISSION LINE SAMPLE
Show a large coaxial cable transmission line Read More
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K8-32: PULSES IN TRANSMISSION LINES
Demonstrate the reflection of pulses in terminated and unterminated transmission lines and to determine the speed of an electromagnetic wave… Read More
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K8-33: NANOSECOND CABLES
Cables which delay a signal by a fixed time interval Read More
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K8-41: HERTZIAN DIPOLES
Show the shape and polarization of the radiation field around a dipole antenna Read More
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K8-42: RADIOWAVES - ENERGY AND DIPOLE PATTERN
Demonstrates transmission of energy in electromagnetic waves. Shows the radiation pattern of the dipole antenna
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K8-43: RADIOWAVES - FREQ MEASUREMENT WITH OSCILLOSCOPE
Experimentally determine the frequency of the radiowave transmitter Read More
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K8-44: RADIOWAVES - COUPLING OF WAVES
Illustrate inductive coupling using radio waves Read More
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K8-45 RADIO WAVES FROM SPARK
Demonstrates that a spark contains radio waves
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K8-46: Radio Waves & Faraday Cage
Demonstrate that a conductive cage blocks transmission of RF waves. Read More
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K8-51: MICROWAVE OVEN
Demonstrate operation and experimentation with a microwave oven Read More
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K8-52: MICROWAVE MAGNETRON
Show students what the magnetron tube from a typical microwave oven looks like Read More
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