Needs New Photo
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.
-
K2-01 EARTH INDUCTOR
Induces an emf by moving a coil through Earth's magnetic field
Read More
-
K2-02 INDUCTION IN A SINGLE WIRE
Demonstrates magnetic induction
Read More
-
K2-03 FARADAY'S EXPERIMENT ON INDUCTION
Demonstrates the induction between two coils
Read More
-
K2-04 FARADAY'S EXPERIMENT - EME SET - 20, 40, 80 TURN COILS
Shows that the induced current is proportional to the number of turns in the secondary coil
Read More
-
K2-05: FARADAY'S EXPERIMENT - CONCENTRIC COILS
Demonstrate mutual induction Read More
-
K2-11: SELF-INDUCTION
Demonstrate self-induction Read More
-
K2-12: SELF-INDUCTION - DEMOUNTABLE TRANSFORMER
Demonstrate back-EMF in an inductor Read More
-
K2-21: RUHMKORFF INDUCTION COIL
Demonstrate induction of a very high voltage using a small voltage source Read More
-
K2-22 INDUCTION COIL WITH LIGHT BULB
Demonstrates magnetic induction with 110 VAC Read More
-
K2-24: MUTUAL INDUCTION
Demonstrate mutual induction Read More
-
K2-25: MUTUAL INDUCTION - DEMOUNTABLE TRANSFORMER
Demonstrate mutual induction and to show the effect of various core materials Read More
-
K2-26: MUTUAL INDUCTANCE STANDARD
Demonstrate the standard for mutual inductance Read More
-
K2-27: MUTUAL INDUCTION - M12 eq M21 MEASUREMENT
Demonstrate that the mutual inductance between two coils is independent of which one is the primary Read More
-
K2-28: DEMOUNTABLE TRANSFORMER - 10 KV ARC
Demonstrate that a large voltage increase is attainable using a transformer Read More
-
K2-29: COIL AND MAGNET WITH LED SENSOR
Demonstrate that the sign of the induced voltage depends on the direction of the field as well as whether the… Read More
-
K2-40: MAGNETIC ACCELERATOR
Demonstrate magnetic potential energy Read More
-
K2-41: LENZ'S LAW - ROLLING RODS
Demonstrate eddy currents and Lenz's law
Read More
-
K2-42 LENZ'S LAW - MAGNET IN ALUMINUM TUBE
Demonstrates Lenz's law
Read More
-
K2-43: LENZ'S LAW - PERMANENT MAGNET AND COILS
Demonstrates Lenz's law
Read More
-
K2-44 EDDY CURRENT PENDULUM
Shows the damping of pendula due to eddy currents
Read More
-
K2-45: EDDY CURRENTS - MAGNET AND SOFT DRINK CAN
Demonstrate eddy currents and Lenz's law Read More
-
K2-46: MAGNET LEVITATION ABOVE SPINNING DISC
Demonstrate Lenz's law in a dramatic way Read More
-
K2-47: SPEEDOMETER MODEL
Demonstrate operating principle of some speedometers Read More
-
K2-48: EDDY CURRENT MOTOR`
Show the use of eddy currents in producing a motor with few moving parts and no electrical brushes Read More
-
K2-49: MAGNETIC STIRRER
Illustrate how a magnetic stirrer works Read More
-
K2-61 THOMSON'S COIL
Demonstrates a number of concepts in magnetic induction
Read More
-
K2-62 CAN SMASHER - ELECTROMAGNETIC
Blasts a cola can into two pieces using electromagnetism
Read More
-
K2-63: DISPLACEMENT CURRENT MODEL
Illustrate the geometry for displacement current Read More
-
K2-64: UNIPOLAR GENERATOR
Demonstrate unipolar generation of DC voltage, which may involve an explanation other than electromagnetic induction Read More
-
K2-65: INDUCTION AND CAPACITOR FLASHLIGHT
Demonstrate a weird but high-tech method for constructing a flashlight Read More
- 1