DSPIRA Forum
The forum uses GitHub Discussions. Anyone can read the threads, and anyone with a free GitHub account can post.
Pick the room closest to your question, or browse everything from the button at the end. The threads go back to 2020.
The rooms
-
General discussions on GitHub
Questions about the lessons or the program, introductions, and anything that does not belong in one of the other rooms.
-
Antennas discussions on GitHub
Horn telescopes and other antennas: designs, construction, mounts, and how they perform on the sky.
-
Astronomy discussions on GitHub
Explore the astronomy behind observations: neutral hydrogen's 21 cm line, Milky Way rotation, and spectral interpretation.
-
DSP discussions on GitHub
Digital signal processing in general: sampling, the Fourier transform, filters, and how a spectrometer works.
-
Electronics discussions on GitHub
The electronics between the horn and the computer: low-noise amplifiers, filters, software-defined radios, cables and power.
-
GNU Radio discussions on GitHub
GNU Radio and related software-defined radio tools: installing them, the flowgraphs in the lessons, and the gr-radio_astro blocks.