| These HamRadioSchool.com articles discuss more advanced topics, suited for those seeking to upgrade to General or Extra License classes. . . . . . . . . . . . | |
| Advanced Operating E8D03 Spread Spectrum G2C06 Zero Beat G9D02 NVIS Antenna T4B09 SSB Receive Filter G2E12 Automatic Repeat Query (ARQ) . Advanced Science & Engineering E6D05 LCDs E7G12 Op Amps G5C06 Transformer Windings G5C16 Transformer Windings Diameters G5A06 Capacitive Reactance Complex Impedance part 1 Complex Impedance part 2 Complex Impedance part 3 G9C02 Yagi Driven Element G9D06 Log Periodic Antenna G5B09 RMS Voltage G7A01 Bleeder Resistors G6B10 Vacuum Tubes G5C04 Series & Parallel Components FM Repeaters Introduction |
Advanced Knowledge Bits G8C08 PSK31 Varicode G9C19 dBi vs dBd G1A09 Band Plan Frequency Limits G1B01 Max Antenna Structure Height G8B06 Carson’s Rule G5B03 Power Calculation G2B10 RACES Restrictions |
