SpecFive Radio University
Your comprehensive guide to radio technologies, mesh networks, and off-grid communications
Featured Interactive Tools
Radio Wave Simulator
Explore how radio waves work by adjusting frequency, amplitude, and wave type in real-time.
Try It NowMesh Network Builder
Build and simulate your own mesh network to understand how devices connect and communicate.
Try It NowFrequency Explorer
Visualize the radio spectrum and learn about different frequency bands and their applications.
Try It NowTry Our Interactive Tools
Radio Wave Simulator
This simulator demonstrates how radio waves oscillate at different frequencies and amplitudes.
Higher frequency means more oscillations per second (measured in Hertz).
Different wave types are used for various radio applications and modulation techniques.
Radio Frequency Spectrum Explorer
This interactive tool helps you explore the radio frequency spectrum and understand how different bands are allocated and used.
Click on any band to see detailed information about its characteristics and applications.
Course Modules
Radio Basics
Learn the fundamental principles of radio technology, how radio waves work, and the history of radio.
Start ModuleRadio Spectrum
Explore frequency bands, FCC licensing requirements, and how the radio spectrum is allocated.
Start ModuleMesh Networks
Discover mesh networking protocols like Meshtastic, Reticulum, HyperMesh, and MeshCore.
Start ModuleEmergency Communications
Learn how radio technologies enable resilient communications during disasters and emergencies.
Start ModuleSatellite & HAM Radio
Explore advanced radio technologies including satellite communications and amateur radio.
Start ModuleBusiness Applications
Discover entrepreneurship opportunities and business applications with radio technology.
Start ModuleFeatured SpecFive Products
Discover our range of mesh network radio devices designed for off-grid communication, emergency preparedness, and outdoor adventures.
SpecFive Trekker
Compact, lightweight mesh network radio for hikers, campers, and outdoor enthusiasts.
- Long battery life
- Waterproof design
- GPS tracking
- Mesh networking
SpecFive Ranger
Advanced mesh radio with extended range for remote expeditions and professional use.
- 10+ mile range
- Solar charging
- Encrypted messaging
- Weather alerts
SpecFive Relay
Stationary mesh network node that extends your network coverage and reliability.
- Permanent installation
- External antenna support
- Power backup
- Network management
Ready to Test Your Knowledge?
Take our comprehensive quiz and earn your certification in radio technology principles.
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