Subject
Physics
Explore 3D antenna radiation patterns, waveguides, harmonic pendulums and ballistic motion in real time.
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Labs available 11
Experiments
All experiments- Simple pendulumChange length and gravity and measure the period.Open lab
- Projectile motionLaunch a projectile and trace its path for any angle and speed.Open lab
- WavesBuild travelling and standing waves and see interference.
Antennas 8
- CantennaSize a can waveguide antenna: cutoff frequencies, guide wavelength and probe position.Open lab
- Ground planeSize a quarter-wave ground-plane vertical with drooping radials and see the whip, hub, mast and doughnut lobe in 3D.Open lab
- J-poleSize a J-pole antenna and see its long radiator, matching stub, U bend and coax feed taps in 3D.Open lab
- V-dipoleCut the two legs of a V-dipole for 137 MHz weather satellites and see the bent legs, feed point and sky-facing lobe in 3D.Open lab
- YagiSize a DL6WU Yagi-Uda beam antenna and see its elements, boom, feed point and forward lobe in 3D.Open lab
- Quadrifilar helix (QFH) antennaSize a quadrifilar helix antenna for satellite reception and see its two twisted loops in 3D.Open lab
- Parabolic dishSize a prime-focus or offset satellite dish and see its focus, gain and beam in 3D.Open lab
- Turnstile antennaDesign a crossed-dipole circularly polarised satellite antenna with a 90° phasing line.Open lab