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K1-11: CATHODE RAY TUBE - DEFLECTION BY CURRENT
Category: K1 Forces on Moving Particles
Purpose:
Demonstrate visually the force between two parallel currents.
K1-04: FORCE ON CURRENT IN MAGNETIC FIELD - PORTABLE
Category: K1 Forces on Moving Particles
Purpose:
Demonstrate the force on a current-carrying wire in a magnetic field.
H6-01: FOURIER ANALYSIS OF VOICE
Category: H6 The Voice
Purpose:
Determine the Fourier spectrum of various steady-state spoken and sung vocal (vowel) sounds.
H4-55: YAMAHA DX7S DIGITAL SYNTHESIZER
Category: H4 Music
Purpose:
Demonstrate features of a modern digital synthesizer.
H4-52: SPECTRUM ANALYSIS OF MODULATION
Category: H4 Music
Purpose:
Compare and analyze the frequency spectra of various modulated sounds such as tremolo, vibrato, and beats.
J1-02: TRIBOELECTRICITY - WATER JET IN AIR
Category: J1 Electrostatic Charge and Force
Purpose:
Illustrate triboelectricity.
H5-31: DIPLACUSIS AND BINAURAL BEATS
Category: H5 The Ear
Purpose:
Demonstrate individually the phenomena of binaural beats and diplacusis.
H5-19: SUM AND DIFFERENCE TONES
Category: H5 The Ear
Purpose:
Quantitatively demonstrate sum and difference tones.
H5-17: WAVETEKS AND AUDIO CART - QUALITY BEATS
Category: H5 The Ear
Purpose:
Demonstrate second order or quality beats.
H5-15: EFFECT OF HARMONIC CONTENT ON TONE QUALITY
Category: H5 The Ear
Purpose:
Illustrate Ohm's Law of Hearing, and to hear the sounds of complex waves produced by the Fourier Synthesizer.
H5-12: WAVETEKS AND AUDIO CART - CRITICAL BAND
Category: H5 The Ear
Purpose:
Demonstrate the effect of the critical band on the sound of two simultaneous sine waves.
H5-11: WAVETEK AND AUDIOCART - FREQUENCY RANGE OF HEARING
Category: H5 The Ear
Purpose:
Demonstrate the approximate frequency range of human hearing.
L6-42: DISTORTION AND CORRECTION
Category: L6 Lenses
Purpose:
Illustrate pincushion and barrel distortion and correction thereof.
L6-35: CHROMATIC ABERRATION - POINT SOURCE AND 20 CM LENS
Category: L6 Lenses
Purpose:
Show the effect of chromatic aberration in a lens.
L6-14: IMAGE OF CONVEX LENS - WITH AND WITHOUT BAFFLE
Category: L6 Lenses
Purpose:
Encourage thought regarding how an image is formed.
L6-08: REAL IMAGE OF CONVERGING LENS - LIGHT BULB
Category: L6 Lenses
Purpose:
Show the real image of a converging lens.
L6-07: MICROWAVES - LENS
Category: L6 Lenses
Purpose:
Demonstrate that a paraffin lens can focus microwaves.
H1-44: ULTRASONIC MOTION DETECTOR WAVE FORM
Category: H1 Nature of Sound
Purpose:
Show the wave form of the ultrasonic signal created by the ultrasonic motion detector.
H1-31: SOUND LEVEL METER
Category: H1 Nature of Sound
Purpose:
Demonstrate use of a sound level meter.
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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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