Showing 281–300 of 1,000 ranked alternatives.
Matthew Miller
Calculate length with a tap
Calculate lengths for 1/4 Wave ground plane, 5/8 Wave Verticals, Dipole, and Inverted Vee types. Input desired TX or RX frequency to determine resonant wire length. Adjust for close resonance without an ATU.
Matthew Krivohlavy
Track navigation and beacon signals
Learn to navigate using a flight simulator with radial interception and non-directional beacon tracking. Perform standard and half-standard rate turns at a fixed airspeed.
NASA
Explore space research and science discoveries
Manage space research funding by selecting projects and tracking their progress. View real-time data from the International Space Station. Access educational content about microgravity experiments and their Earthly applications.
Wayforward Technology, LLC
Learn pre-flight sequences and flight holds
Learn pre-flight procedures for a Hawaii to Los Angeles flight using a full-featured emulator. Practice holds and alternates rarely used in standard training. Simulate cockpit operations and review detailed flight sequences step by step.
Adam Zarn
Explore biblical locations on a map
Explore biblical locations with map integration. Select place names to view their locations. Access King James and World English translations. Use a searchable glossary of over 1000 locations. View virtual tours for trips to Israel.
Heiko Sacher
Explore sea levels and share video updates
Use to view projected sea rise at any U.S. coastal location. Capture AR simulations showing future water levels. Share short videos with others to illustrate local impacts of rising seas.
Jess Taylor
Explore shaking intensity with phone acceleration.
The app explores the relationship between user-imparted phone acceleration and earthquake shaking intensity using the Modified Mercalli Intensity scale. It offers two views: Seismoscope for horizontal shaking and Time Series for 3D acceleration data.
Stephen Mykytyn
Track sunset time and set light alerts
Track sunrise, noon, and sunset times for any location. Set notifications for remaining . Compare locations, create movies, and generate reports. Monitor solar events globally.
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