Antennas and Beyond!
The Ham’s Corner
Take your ham radio skills to the next level! This section offers practical tips, tutorials, and project ideas specifically designed for the needs and interests of radio enthusiasts.
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Modeling an Inverted V Antenna for 40 Meters: Design Insights and Ground Effects
The Inverted V antenna is a cornerstone of HF communication, providing a space efficient and single mast supported alternative to the horizontal dipole. This guide examines the critical influence of the antenna height above ground on its radiation pattern. Furthermore, we demonstrate how to use AN-SOF to accurately model the feedpoint at the antenna apex,…
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Understanding the Antenna Near Field: Key Concepts Every Ham Radio Operator Should Know
Learn the essentials of the antenna near field! This guide explains key concepts for ham radio operators, from reactive fields to EMF safety, helping you better understand antenna radiation and ensure compliance. Ideal for both beginners and experienced hams alike!
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Evaluating EMF Compliance – Part 2: Using Near-Field Calculations to Determine Exclusion Zones
In this article, we dive deep into near-field calculations to establish RF exclusion zones. By understanding near-field and far-field regions, occupational vs. public exposure, health impacts, and practical methods, we ensure compliance with EMF guidelines and safeguard human health.
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The Lazy-H Antenna: A 10-Meter Band Design Guide
Build a high-performance Lazy-H antenna for the 10-meter band. Learn to design and simulate your own antenna with this guide. Calculate performance with AN-SOF and discover the benefits of wide bandwidth and excellent gain. Watch the included video tutorial for step-by-step modeling.
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Complete Workflow: Modeling, Feeding, and Tuning a 20m Band Dipole Antenna
Here is a comprehensive guide to modeling, feeding, and tuning half-wave dipoles, offering principles and techniques that can be applied to any antenna system.
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Extended Double Zepp (EDZ): A Phased Array Solution for Directional Antenna Applications
The Extended Double Zepp (EDZ) antenna offers higher gain than a half-wave dipole, but matching to 50-Ohm coax is difficult. This article explores a phased array design using two EDZs for directional radio transmission, achieving good gain and easier impedance matching.
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Evaluating EMF Compliance – Part 1: A Guide to Far-Field RF Exposure Assessments
In today’s wireless world, ensuring Electromagnetic Field (EMF) compliance is crucial for protecting individuals from potential harmful effects of RF exposure. Join us as we explore the influence of antenna configurations, ground planes, and feed lines on far-field EIRP values, ensuring you possess the tools to navigate the complexities of EMF compliance effectively.
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Design Guidelines for Skeleton Slot Antennas: A Simulation-Driven Approach
Dive into the intricacies of Skeleton Slot antennas. Explore optimal designs, balancing geometry parameters, and leveraging simulation tools. Ideal for both engineers and enthusiasts!
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Simple Dual Band Vertical Dipole for the 2m and 70cm Bands
Discover the perfect balance: a simple dual-band vertical dipole, AN-SOF modeling, and real-world results. Elevate your ham radio experience.
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Transmission Line Feeding in Antenna Design: Exploring the Four-Square Array
Explore the Four-Square Array: a phased array using six transmission lines in its feeding system. Perfect for directional control, it combines simplicity and performance for RF engineers, ham operators, and antenna designers.
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Fast Modeling of a Monopole Supported by a Broadcast Tower
Elevate your antenna design game with our latest video tutorial on monopole modeling using AN-SOF.
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Modeling a Super J-Pole: A Look Inside a 5-Element Collinear Antenna
Simulating a Super J-Pole: A 2m Antenna Analysis. This article describes a 5-element collinear antenna design for the 2m band, its radiation pattern, VSWR, and key components for optimal performance.
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Simulating a Multiband Omnidirectional Dipole Antenna Design
Discover the design and simulation of a multiband omnidirectional dipole antenna using AN-SOF. Operating at six key frequencies, this antenna combines closely spaced parallel dipoles into a single feed point. Explore how simulation reveals performance patterns and empowers your antenna experiments.
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The Loop on Ground (LoG) Antenna: A Compact Solution for Directional Reception
The Loop on Ground (LoG) antenna offers a compact solution for directional reception with a cardioid radiation pattern. This article explores its design and highlights the efficiency achieved through the Conformal Method of Moments (CMoM).
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Precision Simulations with AN-SOF for Magnetic Loop Antennas
Explore dual-loop magnetic antenna design and simulation with AN-SOF. Model performance at five frequencies, showcasing radiation patterns, current distributions, and tuning values. Automated bulk simulations streamline the process.
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Efficient NOAA Satellite Signal Reception with the Quadrifilar Helix Antenna
The Quadrifilar Helix antenna (QFH or QHA), with its unique design and circular polarization, ensures efficient NOAA satellite signal reception. This article explores the history, key characteristics, and practical modeling of QFH antennas using AN-SOF, providing valuable insights for RF engineers and enthusiasts.
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Enhancing VHF Performance: The Dual Reflector Moxon Antenna for 145 MHz
Discover the Dual Reflector Moxon Antenna at 145 MHz (2m band): Amplified Gain and Enhanced Performance for VHF Enthusiasts.
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Building a Compact High-Performance UHF Array with AN-SOF: A 4-Element Biquad Design
Need a compact directional antenna for your UHF needs? This 4-element Biquad antenna, designed with AN-SOF, packs a powerful punch in a relatively small space. Perfect for UHF applications where space is at a premium!
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Building a Beam: Modeling a 5-Element 2m Band Quad Array
Want a directional antenna for the 2m band? This article explores modeling a 5-element quad array in AN-SOF, achieving good gain and front-to-back ratio.
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A Closer Look at the HF Skeleton Slot Antenna
Explore the intricacies of the HF Skeleton Slot Antenna – a bi-directional marvel offering versatile HF communication.
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The 5-in-1 J-Pole Antenna Solution for Multiband Communications
Experience versatile communication with this 5-in-1 J-Pole Antenna – your go-to solution for multiband excellence.
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The 17m Band 2-Element Delta Loop Beam: A Compact, High-Gain Antenna for DX Enthusiasts
Conquer the 17-meter band with the 2-element Delta Loop Beam antenna. This compact, high-gain design boasts near-perfect impedance matching, making it perfect for DX enthusiasts. Download the AN-SOF model and unlock its potential!
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The Moxon-Yagi Dual-Band VHF/UHF Antenna for Superior Satellite Link Performance
Elevate your satellite connections with the Moxon-Yagi Dual-Band VHF/UHF Antenna. This innovative design optimizes signal reception for seamless communication.
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Exploring the Spiral Loop Antenna: A Compact Solution for 80m DXing
Discover the spiral loop antenna, a compact alternative for 80 meters band DXing. Explore its challenges and benefits, and learn how AN-SOF enables accurate modeling of its intricate wire geometry for optimal performance.
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