#Antenna tuner simulator software
#Antenna tuner simulator code

The next consideration is the power rating. If you need a tuner that covers a wider frequency range, be sure to check the specifications carefully to make sure it will work with your antenna. Most antenna tuners cover amateur radio bands, but there are some that cover a wider range of frequencies. The first step is to determine the frequency coverage you need. Other factors to consider are frequency range, power rating, and portability. The most important consideration is the antenna you will use with the tuner. There are many factors to consider when choosing the best ham radio antenna tuner for your needs. A tuner helps to ensure that the power delivered to the antenna is as efficient as possible. This is necessary because the impedance of an antenna can vary significantly over different frequency bands. The Need for Antenna TunersĪn antenna tuner is a device that matches an antenna’s impedance to a transmission line’s impedance. Another thing is the use of a preselector with a system of loops on the input. More advanced antenna tuner models provide operation with both unbalanced (coaxial) and symmetrical wired transmission lines or single wire antennas.Īs for the effect of the tuner on the reception, practical studies did not give positive results because the system is very broadband. Or to the coaxial cable used as the antenna feeder. Technically speaking, the antenna tuner converts the total resistance of the antenna-feeder device and leads it to the typical value inherent in your transceiver/receiver unit – 50 Ohm or 75 Ohm. The VSW in a particular transmission line depends only on the transmission line itself and the load connected to it. In reality, the antenna tuner has no effect whatsoever on the VSWR in the feeder. The antenna tuner supposedly improves the VSWR.In reality, the antenna tuner doesn’t tune the antenna, but any part of it! The antenna tuner supposedly tunes the antenna.The primary purpose of any ham radio antenna tuner is to match the passport value of the transmitter output impedance to the unknown or mismatched antenna feeder wave impedance on one or more bands to compensate for the reactance that occurs, thus increasing the efficiency of the entire system. These devices are particularly effective when fixing radio antennas and improving radio signals. A radio antenna can be strengthened using a tuner. It is very similar to a radio, but instead of being able to receive a radio station, it can pick up AM or FM signals. Justin G0KSC has videos, drawings, and photos to assist hams homebrewing antennas.The Buyer’s Guide What is an Antenna Tuner?Ī tuner is a device that amplifies the signal of an antenna.

#Antenna tuner simulator software

G4FGQ's Software - A collection of free engineering/modeling programs written by Reg Edwards G4FGQ. YAG files can be converted using the MS-DOS based SCALE.exe program that appears in the YAGIS subdirectory when YW is installed.

To be used with either NEC-4 or Yagi Optimizer modeling programs. Antenna Modeling Software &Other Utility Programs.

#Antenna tuner simulator code

The unofficial Numerical Electromagnetic Code (NEC) ArchivesĪdditional information not found in the NEC-2 manuals.Īntenna analysis program for Windows and Macintosh computers.Author no longer provides support as he has retired. Includes free Mininec based Antenna AnalyzerĮZNEC 7.0 is now a free download. Simplified Nec2 modeling for amateurs and professionals. 4nec2 is a free Windows based antenna modeler and optimizer.