ham radio › AN-SOF Antenna Simulation Software

Lazy-H antenna model in AN-SOF software with 3D radiation pattern and VSWR curve for the 10-meter band.

The Lazy-H Antenna: A 10-Meter Band Design Guide

3D radiation pattern of horizontal half-wave dipole antenna above ground, normalized scale.

Complete Workflow: Modeling, Feeding, and Tuning a 20m Band Dipole Antenna

AN-SOF model of an Extended Double Zepp (EDZ) phased array antenna with key elements highlighted. Red: 600-Ohm transmission line, Purple: Capacitors.

Extended Double Zepp (EDZ): A Phased Array Solution for Directional Antenna Applications

AN-SOF model of the Delta Loop Beam antenna, depicting its radiation pattern and EIRP vs. frequency.

Evaluating EMF Compliance – Part 1: A Guide to Far-Field RF Exposure Assessments

Skeleton Slot Antenna Model in AN-SOF - Radiation Pattern, Script, and Input Impedance vs. Aspect Ratio.

Design Guidelines for Skeleton Slot Antennas: A Simulation-Driven Approach

AN-SOF Model of Dual-Band Vertical Dipole Antenna with 145 MHz and 433 MHz Radiation Patterns.

Simple Dual Band Vertical Dipole for the 2m and 70cm Bands

Image of a Four-Square Array with Radiation Pattern and Transmission Line Settings Window.

Transmission Line Feeding for Antennas: The Four-Square Array

Monopole Antenna Model and Radiation Pattern.

Fast Modeling of a Monopole Supported by a Broadcast Tower

Simulation of a 5-element collinear Super J-Pole antenna for the 2m band. Left: AN-SOF model. Right: 3D radiation pattern (dBi). Bottom right: VSWR curve.

Modeling a Super J-Pole: A Look Inside a 5-Element Collinear Antenna

Animated illustration of multiband dipole antenna with feeding point and changing radiation pattern.

Simulating the Ingenious Multiband Omnidirectional Dipole Antenna Design

Image showcasing the Loop on Ground (LoG) antenna and its radiation patterns with and without grounding.

The Loop on Ground (LoG): A Compact Receiving Antenna with Directional Capabilities

Sequence of images depicting radiation pattern, current distribution, and tuning capacitor values for magnetic loop antenna at 5 resonant frequencies.

Precision Simulations with AN-SOF for Magnetic Loop Antennas

Image displaying Quadrifilar Helix Antenna radiation patterns in free space and with real ground plane.

Efficient NOAA Satellite Signal Reception with the Quadrifilar Helix Antenna

Dual Reflector Moxon Antenna in AN-SOF with Gain Pattern and VSWR Curve.

Enhancing VHF Performance: The Dual Reflector Moxon Antenna for 145 MHz

AN-SOF model of a 4-element Biquad antenna array, 3D radiation pattern showing gain in dBi, VSWR curve, horizontal and vertical radiation patterns as polar plots.

Building a Compact High-Performance UHF Array with AN-SOF: A 4-Element Biquad Design

AN-SOF model of a 5-element quad antenna array for the 2m band with animation showing 3D radiation pattern variation across frequency sweep, VSWR curve, and horizontal and vertical gain polar plots.

Building a Beam: Modeling a 5-Element 2m Band Quad Array

Modeling an Array of Snowflake Quads with AN-SOF.

AN-SOF in Action: Modeling and Understanding the Performance of Fractal Antennas

Modeling a Broadband Directional antenna with AN-SOF.

Broadband Directional Antenna

Simulation of HF Skeleton Slot Antenna with 3D Radiation Pattern and VSWR Curve.

A Closer Look at the HF Skeleton Slot Antenna

Multiband J-Pole Antenna - Current Distribution and Radiation Patterns at Increasing Frequencies.

The 5-in-1 J-Pole Antenna Solution for Multiband Communications

A screenshot of the 2-element Delta Loop Beam model in AN-SOF software. The image shows the antenna geometry, a 3D radiation pattern plot with gain values in dBi varying across frequency, and a VSWR curve as a function of frequency.

The 17m Band 2-Element Delta Loop Beam: A Compact, High-Gain Antenna for DX Enthusiasts

Dual Band VHF/UHF Satellite Antenna modeled with AN-SOF Antenna Simulator.

Enhancing Satellite Links: The Moxon-Yagi Dual Band VHF/UHF Antenna

AN-SOF 80m spiral loop model, 3D radiation pattern, and VSWR curve.

Exploring the Spiral Loop Antenna: A Compact Solution for 80m DXing