Spectrum Lab

Analyze the spectrum of an audio signal to generate and decode digital radio amateur communication modes. Edit the color palette of the spectrogram, zoom in or out, seek a position in the audio stream, as well as view the intensity of a signal, azimuth angle, and elevation.

Spectrum Lab 3.1.3 was available to download from the developer's website when we last checked. We cannot confirm if there is a free download of this software available. The most popular versions among Spectrum Lab users are 2.9, 2.8 and 2.7. The software is included in Multimedia Tools.

Also the program is known as "Spectrum Laboratory", "DL4YHF". According to the results of the Google Safe Browsing check, the developer's site is safe. Despite this, we recommend checking the downloaded files with any free antivirus software. This free program is an intellectual property of DL4YHF. The program's installer is commonly called SpecLab.exe. You can set up this free PC software on Windows XP/XP Professional/Vista/7/8/10/11 32-bit.

You may want to check out more software, such as EPractize Test Lab, T-LAB or MultiMedia Lab, which might be similar to Spectrum Lab.