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Ham College 138 - Technician Exam Questions Part 25
T9A – Antennas: vertical and horizontal polarization, concept of antenna gain, definition and types of beam antennas, antenna loading, common portable and mobile antennas, relationships between resonant length and freque...
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Ham College 138 - Technician Exam Questions Part 25 is an episode from AmateurLogic.TV by Tommy Martin. T9A – Antennas: vertical and horizontal polarization, concept of antenna gain, definition and types of beam antennas, antenna loading, c...
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Published Apr 11, 2026, audio available.
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What is Ham College 138 - Technician Exam Questions Part 25 about?
T9A – Antennas: vertical and horizontal polarization, concept of antenna gain, definition and types of beam antennas, antenna loading, common portable and mobile antennas, relationships between resonant length and frequency, and dipole pattern. T9B – Feed lines: types, attenuation vs frequency, selecting. SWR concepts, Antenna tuners (couplers), RF Connector selecting and weather protection. 59:17
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Ham College 138 - Technician Exam Questions Part 25 is an episode from AmateurLogic.TV by Tommy Martin.
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This episode was published on Apr 11, 2026.
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Where can I listen to Ham College 138 - Technician Exam Questions Part 25?
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Which podcast is this episode from?
Ham College 138 - Technician Exam Questions Part 25 is from AmateurLogic.TV by Tommy Martin.
What are the episode details?
Published Apr 11, 2026