Articles in our Antennas category-
- Almost FREE Shortwave Antenna Splitter
- Antenna Reciprocity: Understanding the Fundamental Principle of Electromagnetics
- Best Ham Radio Antenna for Off Road
- Earchi.org antenna is a DX monster!
- Free SWL and ham software
- How Much Does a Ham Radio Tower Cost?
- Is the Comet SS-460SBNMO Mobile Antenna a Game-Changer?
- Long Wire Balun
- My Par End-Fedz Antenna
- The ELAD ASA-15 antenna splitter
In our Antennas category, we include articles about various topics related to the hobby of listening to shortwave radio broadcasts. Some common article topics include:
Antennas are a broad and multifaceted subject in the field of shortwave listening and ham radio. Various topics related to antennas can include:
- Antenna Fundamentals:
- Radiation patterns
- Antenna types (e.g., dipole, monopole, loop, horn, parabolic)
- Antenna gain and directivity
- Polarization (e.g., linear, circular)
- Antenna impedance
- Antenna Design:
- Antenna size and shape optimization
- Matching networks
- Antenna arrays and beamforming
- Multiband and wideband antennas
- Miniaturized and printed antennas
- Antenna materials and fabrication techniques
- Antenna Measurements and Testing:
- Antenna testing chambers
- Radiation efficiency
- Near-field and far-field measurements
- Antenna simulation tools (e.g., CST Microwave Studio, HFSS)
- Antenna Propagation:
- Free-space propagation
- Ground wave and skywave propagation
- Ionospheric effects on antennas
- Multipath and fading in wireless communication
- Antenna Applications:
- Radio communication antennas
- Satellite communication antennas
- Radar antennas
- TV and broadcast antennas
- Mobile and cellular antennas
- Wi-Fi and Bluetooth antennas
- Antenna Integration:
- Antenna integration in electronic devices (e.g., smartphones)
- Antenna co-location and interference
- Antenna placement for optimal performance
- Specialized Antennas:
- RFID antennas
- Antennas for medical devices (e.g., wireless implants)
- Antennas for military and defense applications
- Antennas for space exploration and satellite communication
- Antenna Theory and Mathematics:
- Maxwell’s equations as applied to antennas
- Antenna impedance matching theory
- Antenna design equations (e.g., Friis transmission equation)
- Antenna modeling and simulation techniques
- Emerging Antenna Technologies:
- Metamaterial antennas
- Reconfigurable antennas
- Smart antennas
- Massive MIMO (Multiple-Input, Multiple-Output) systems
- Antenna Regulations and Standards:
- FCC regulations (or equivalent in other countries)
- Electromagnetic compatibility (EMC) standards
- Safety standards for human exposure to RF radiation
- Antenna History and Milestones:
- Key developments and inventors in antenna technology
- Historical evolution of antenna designs
- Cross-Disciplinary Applications:
- Antennas in IoT (Internet of Things)
- Antennas in autonomous vehicles and drones
- Antennas in environmental monitoring and remote sensing