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, dipole pattern
- Pool questions
- 11
- Expected on an exam
- 1
- Lessons
- 1
Part of subelement T9 — ANTENNAS AND FEED LINES, which contributes 2 questions to every exam across 2 groups.
Lessons covering this
- Antennas: Polarisation, Length, and Gain11 min
Predict which way a dipole radiates, work out why a 2 metre whip is 19 inches long, and say what antenna gain is actually made of.
Question ids
T9A01 · T9A02 · T9A03 · T9A04 · T9A05 · T9A06 · T9A07 · T9A08 · T9A09 · T9A10 · T9A11