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H4-55: YAMAHA DX7S DIGITAL SYNTHESIZER

Category: H4 Music

Purpose: Demonstrate features of a modern digital synthesizer.

H4-51: MODULATION - AM AND FM

Category: H4 Music

Purpose: Demonstrate AM and FM signal modulation as an introduction to vibrato and tremolo.

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.

L6-42: DISTORTION AND CORRECTION

Category: L6 Lenses

Purpose: Illustrate pincushion and barrel distortion and correction thereof.

L6-40: DISTORTION - PINCUSHION AND BARREL

Category: L6 Lenses

Purpose: Fast and simple way to show pincushion and barrel distortion.

L6-39: DISTORTION - PINCUSHION AND BARREL WITH 2 IRISES

Category: L6 Lenses

Purpose: Show pincushion and barrel distortion.

L6-14: IMAGE OF CONVEX LENS - WITH AND WITHOUT BAFFLE

Category: L6 Lenses

Purpose: Encourage thought regarding how an image is formed.

H3-15: TWIRL-A-TUNE AND VACUUM CLEANER

Purpose: Demonstrate standing wave resonances in an open tube.

G1-74: LISSAJOUS FIGURES - LASER AND LOUDSPEAKER

Purpose: Show Lissajous figures created by music to form a laser show.

G1-58: LOADED PENDULUM

Purpose: Analog to the longitudinal motion of a particle in a particle accelerator driven by a sinusoidal accelerating potential.

G1-16: PENDULUM WITH LARGE OSCILLATION

Purpose: Show the difference between pendula with small amplitude and large amplitude of oscillation, and to show rotational motion where the kinetic energy at the top is much less than the change of potential energy from the top to the bottom of the oscillation.

G2-04: DAMPED OSCILLATIONS

Purpose: Demonstrate damped harmonic oscillations.

G2-02: FORCED HARMONIC MOTION WITH DAMPING - LARGE

Purpose: Demonstrate and graph driven and damped harmonic motion.

D3-06: ROTATING CHAIR - HELICOPTER MODEL

Purpose: Demonstrate conservation of angular momentum.

D2-51: BICYCLE WHEEL PENDULUM

Purpose: Demonstrate the Parallel Axis Theorem.

L3-25: IMAGE LOCATION WITH TV CAMERA - CONCAVE MIRROR

Category: L3 Curved Mirrors

Purpose: Locate the image position for a concave mirror.

L1-22: OPTICAL BOARD - PINHOLE CAMERA

Purpose: Demonstrate how a pinhole "image" is formed.

C4-61: ACCELERATION ON A SCALE

Purpose: Illustrate forces in an accelerating system.

N1-32: ICE CRYSTALS - PAPER MODELS

Purpose: Illustrates how two types of ice crystals formed high in the atmosphere float downward through the air with preferred orientations.
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