Electromagnetic Radiation
K8-46: Radio Waves & Faraday Cage
Category: K8 Electromagnetic Waves and Sources
Purpose:
Demonstrates that radio waves do not penetrate a Faraday cage
K7-61: TESLA COIL
Category: K7 RLC Circuits
Purpose:
Demonstrate a tesla coil, including how magnetic induction and a resonant RLC circuit is used in the production of high-voltage high-frequency sparks.
K7-45: LOW AND HIGH PASS FILTERS
Category: K7 RLC Circuits
Purpose:
Demonstrate use of a series RL circuit as a low-pass filter and a series RC circuit as a high-pass filter.
K8-52: MICROWAVE MAGNETRON
Category: K8 Electromagnetic Waves and Sources
Purpose:
Show students what the magnetron tube from a typical microwave oven looks like.
K8-51: MICROWAVE OVEN
Category: K8 Electromagnetic Waves and Sources
Purpose:
Demonstrate operation and experimentation with a microwave oven.
K8-44: RADIOWAVES - COUPLING OF WAVES
Category: K8 Electromagnetic Waves and Sources
Purpose:
Illustrate inductive coupling using radio waves.
K8-43: RADIOWAVES - FREQ MEASUREMENT WITH OSCILLOSCOPE
Category: K8 Electromagnetic Waves and Sources
Purpose:
Experimentally determine the frequency of the radiowave transmitter.
K8-41: HERTZIAN DIPOLES
Category: K8 Electromagnetic Waves and Sources
Purpose:
Show the shape and polarization of the radiation field around a dipole antenna.
K8-33: NANOSECOND CABLES
Category: K8 Electromagnetic Waves and Sources
Purpose:
Cables which delay a signal by a fixed time interval.
K8-32: PULSES IN TRANSMISSION LINES
Category: K8 Electromagnetic Waves and Sources
Purpose:
Demonstrate the reflection of pulses in terminated and unterminated transmission lines and to determine the speed of an electromagnetic wave in the transmission line.
K8-31: TRANSMISSION LINE SAMPLE
Category: K8 Electromagnetic Waves and Sources
Purpose:
Show a large coaxial cable transmission line.
K8-22: MICROWAVES - TUBULAR WAVEGUIDE
Category: K8 Electromagnetic Waves and Sources
Purpose:
Demonstrate transmission of microwaves in a tubular "waveguide."
K8-21: MICROWAVES - WAVEGUIDES
Category: K8 Electromagnetic Waves and Sources
Purpose:
See what microwave waveguide components look like and to discuss their functions.
K8-14: RADIOWAVES - STANDING WAVES IN AN ANTENNA
Category: K8 Electromagnetic Waves and Sources
Purpose:
Show standing waves in a dipole antenna.
K8-13: RADIOWAVES - LECHER WIRE STANDING WAVES
Category: K8 Electromagnetic Waves and Sources
Purpose:
Illustrate standing electromagnetic waves in a high-impedance transmission line.
K8-12: RADIOWAVES - STANDING WAVES
Category: K8 Electromagnetic Waves and Sources
Purpose:
Demonstrate standing waves using radio waves.
K8-11: MICROWAVES - STANDING WAVES
Category: K8 Electromagnetic Waves and Sources
Purpose:
Demonstrate microwave standing waves.
K8-05: ELECTROMAGNETIC PLANE WAVE MODEL
Category: K8 Electromagnetic Waves and Sources
Purpose:
Illustrate the geometry of a polarized electromagnetic plane wave.
H4-58: MODULATION - AM RADIO
Category: H4 Music
Purpose:
Show amplitude modulation in in AM radio signals.
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K7-01: RL CIRCUIT - 50 MICROSECOND TIME CONSTANT
Illustrate RL time constant Read More
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K7-02 RL CIRCUIT - L/R TIME CONSTANT
Shows L/R time constant for a slow circuit
Read More
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K7-03 INDUCTOR DELAYING A LAMP
Demonstrates the timing of current in a switched inductor circuit
Read More
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K7-04: RL CIRCUIT - FIELD COLLAPSE WITH FLUORESCENT BULB
Demonstrate the magnitude of induced voltage Read More
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K7-05: SERIES MOTOR AND LIGHT BULB CONUNDRUM
Generate thought about how a motor works Read More
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K7-11 RC CIRCUIT - RC TIME CONSTANT - OSCILLOSCOPE
Observe the shape of the charging and discharging curves. Measures an RC time constant. Read More
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K7-12: RC CIRCUIT - RC TIME CONSTANT - PROJECTION METERS
Measure an RC time constant and to observe the shape of the charging and discharging curves Read More
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K7-14: RC CIRCUIT - 100 MICROSECOND TIME CONSTANT
Demonstrate a reasonably fast RC circuit Read More
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K7-15: CURRENT IN RC CIRCUIT?
Demonstrate charging of a capacitor in a possibly counterintuitive way Read More
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K7-21: RLC CIRCUIT - 10 KHZ - RESONANCE
Demonstrate resonance in an RLC circuit Read More
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K7-22: RLC CIRCUIT - 10 KHZ - DAMPED OSCILLATIONS
Demonstrate damped oscillations in an RLC circuit Read More
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K7-23: RLC CIRCUIT - 60 HZ
Show phase relationship between components of a 60 Hertz RLC circuit Read More
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K7-24: RLC CIRCUIT - 60 HZ WITH LIGHT BULB LOAD
Demonstrate a series RLC circuit in a graphic way Read More
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K7-26: RLC CIRCUIT - 0.3 HZ RESONANCE
Plot a graph of resonance behavior in a very low frequency resonant circuit Read More
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K7-27: RLC CIRCUIT - COMPLETE
Show the phase shift between components in a series RLC circuit Read More
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K7-29: RLC CIRCUIT - 0.6 HZ TRANSIENTS
Demonstrate transients using a circuit with a very long time constant Read More
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K7-30: RLC CIRCUIT - RINGING
Demonstrate ringing in a simple RLC circuit Read More
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K7-31: RLC CIRCUIT - OVER/UNDER/CRITICAL DAMPING
Demonstrate over/under/critical damping in a series RLC circuit Read More
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K7-41: RC CIRCUIT - DIFFERENTIATION AND INTEGRATION
Demonstrate differentiation and integration using RC circuits Read More
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K7-42: BARRICADE FLASHER
Demonstrate a barricade flasher circuit Read More
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K7-43: RELAXATION OSCILLATOR - NEON LAMP
Demonstrate a pulse circuit with different pulse rates Read More
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K7-44: RLC CIRCUIT - 10KHZ - DIFFERENTIATION AND INTEGRATION
Demonstrate differentiation and integration using an RC circuit Read More
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K7-45: LOW AND HIGH PASS FILTERS
Demonstrate use of a series RL circuit as a low-pass filter and a series RC circuit as a high-pass filter Read More
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K7-61: TESLA COIL
Demonstrate a tesla coil, including how magnetic induction and a resonant RLC circuit is used in the production of high-voltage… Read More
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