HF Skywave Propagation

• Frequency↔Wavelength
• Basic radio wave theory
• What is ham radio?
• What are ham bands?
• Monitoring ham activity
• What is HF propagation?
• Common terms explained

📊Current Conditions

Real-time data and current propagation conditions.

• Band conditions now
• Live propagation maps
• Current solar indices
• Solar activity updates
• Today's forecast

🛠️Practical Applications

Apply propagation knowledge to improve your operations.

• 24-hour QSO planner
• Antenna selection
• Frequency planning
• Long term prediction
• DXing tips
• Contest Strategy

📈Charts & Data

Visual representations — historical data and forecasting.

• Forecast band conditions
• Frequency analysis
• Path reliability stats
• Propagation charts
• DX clusters
• Solar index graphs
• Solar cycle

🎓Learn & Understand

Dive into propagation theory and science.

• Skywave fundamentals
• Ionospheric regions
• Monitor→forecast→predict
• Path Calculations
• Global↔Regional effects
• NVIS
• Grayline prop.
• Solar cycle effects
• Solar indices quick guide
• Seasonal variations
• Books and articles
• 🔧 Quick Access Tools

⚡Advanced Topics Advanced

Complex propagation phenomena and modeling.

• Multi-hop propagation
• Scattering
• Propagation modeling
• The LUF-MUF window?
• Geomagnetic activity
• What is plasma?
• What is solar wind?
• Why are bands closed?
• Research & Studies