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This might be of interest to folks interested in amateur hydrogen line radio astronomy – it is the description of

There are quite a few different Nooelec RTL-SDR dongle versions, and the differences mostly come down to tuner chip, frequency range,

How to run snap update on Ubuntu when says can’t update it as running? Quick answer – summary of discussion

How to Run a Shell Script in Linux From https://www.geeksforgeeks.org/linux-unix/how-to-run-shell-script-in-linux/ (23/11/2025) How to Execute Shell Script in Linux? A shell script is

What is fwupd.conf? Key Configuration Options Some of the important parameters you can set in fwupd.conf (under the [fwupd] section) include: Why It Matters

Extract from SARA Mailing List 20-21/11/2025. https://www.astronomy.me.uk/wp-content/uploads/2025/11/Can-orthogonal-dual-monopoles-reduce-cantenna-signal-strength-Measuring-cross-polarisation-SARA-Mailing-List-20-211125.docx https://www.astronomy.me.uk/wp-content/uploads/2025/11/Can-orthogonal-dual-monopoles-reduce-cantenna-signal-strength-Measuring-cross-polarisation-SARA-Mailing-List-20-211125.pdf MESSAGES BELOW IN REVERSE CHRONOLOGICAL ORDER: From: ‘b alex pettit jr’ via

Radio-SkyPipe II (R-SP) uses a binary proprietary file format for its data files. Here’s a breakdown of the format, based on

In an SDR, three related but distinct concepts often get mixed together: frequency, bandwidth, and sample rate. Here’s how they

Just finished painting it in livery of LRO (silver grey) – previously was white with most of white paint missing!