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☀ Solar
SFI 121
SN 93
A 11
K 2 Quiet
X-Ray B8.9
Wind 408.5 km/s
Aurora 3
Updated 04:30 UTC HamQSL · N0NBH
Day 80/40m Fair 30/20m Good 17/15m Fair 12/10m Fair
Night 80/40m Good 30/20m Good 17/15m Fair 12/10m Poor

Callsign Lookup
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Vanity Call Signs Available
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ⓘ Callsign lookups are in real time via the FCC database. Vanity callsign availability is refreshed daily at 6:00 AM CST. The vanity search may be unavailable for a few minutes during this update.
Live DX spots
Live DX Spots — 70cm via PSKReporter · scroll or pinch to zoom
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Mode
Time
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MHz DX Spotter Info
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Ready — select a band to fetch live spots

LMS Intelligence: Electronics & Amateur Radio Courses

Build practical technical knowledge or prepare for your next FCC amateur radio license. Explore five structured learning paths with guided lessons, knowledge checks and course assessments. Choose the program that fits your goals and start learning.

Explore Our Five Courses

Ham Radio Base Electronics Course course cover

General Electronics

Electronics Course

Learn the principles behind modern electronic technology, from voltage, current, resistance and power to AC/DC circuits, semiconductors, analog systems and digital logic. Explore components, test equipment, circuit calculations and troubleshooting through structured lessons, interactive calculators and knowledge checks. Build a strong technical foundation for experimentation, further study and practical electronics applications.

Explore Course →
Ham Radio Base Radio Electronics Course course cover

Radio Electronics

Radio Electronics Course

Connect electronics theory to the circuits and systems used in radio communication. Study radio-frequency signals, resonance, amplifiers, oscillators, filters, transmitters, receivers, antennas and transmission lines. Explore signal measurements and electronic troubleshooting through organized lessons, applicable calculators and assessments. Develop a clearer understanding of how radio equipment generates, processes and receives signals.

Explore Course →
Ham Radio Base Technician Class License course cover

Entry-Level FCC License Preparation

Technician Class License

Begin your amateur radio journey with the knowledge needed for the FCC Technician Class examination. Study electrical fundamentals, radio waves, equipment, antennas, repeaters, operating practices, safety and FCC rules. Follow structured lessons, check your understanding and prepare with questions from the applicable official exam pool. Build the foundation for your first amateur radio license and on-the-air communication.

Explore Course →
Ham Radio Base General Class License course cover

Expanded HF Privileges

General Class License

Take your amateur radio knowledge beyond the Technician level and prepare for the FCC General Class examination. Explore HF communication, propagation, antennas, feed lines, circuits, operating procedures, safety and regulations. Study with organized lessons, knowledge checks and exam preparation using the official question pool. Develop the skills and understanding that support expanded HF operating privileges and long-distance contacts.

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Ham Radio Base Amateur Extra Class License course cover

Highest FCC License Class

Amateur Extra Class License

Prepare for the highest U.S. amateur radio license class with advanced study of electrical principles, RF circuits, signal processing, antennas, propagation, operating practices and FCC regulations. Build on Technician and General knowledge through structured lessons, assessments and practice questions from the official Amateur Extra pool. Strengthen your technical understanding while working toward the broadest amateur radio operating privileges.

Explore Course →

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