VNAR3 3.0 is available as a free download on our software library. The following versions: 3.3 and 3.0 are the most frequently downloaded ones by the program users. The actual developer of the free program is TAPR. The program lies within Education Tools, more precisely Science Tools. The latest installer takes up 2.1 MB on disk. The program's installer is commonly called VNAR3.exe. Our built-in antivirus scanned this download and rated it as virus free.
From the developer:
The vnar performs measurements on one port or two port networks. The vnar is capable to make 4 measurements. The detectors in vnar are somewhat temperature sensitive. The vnar does not measure absolute signal magnitude or phase delay. It takes all measurements relatively.
You may want to check out more software, such as StatPlus 2007, Adding Machine or GenScn, which might be similar to VNAR3.