NOTE COMMAND LINE INSTRUCTION BELOW REQUIRED IF WINDOWS SAYS BITLOCKER NOT BEING USED AND UBUNTU INSTALLATION SAYS AT SAME TIME THAT SSD ENCRYTED WITH BITLOCKER Here’s how to turn off…
You can rename your Ubuntu PC (i.e. change the hostname) in a few simple steps. Here’s how, depending on your Ubuntu version and whether you want to do it temporarily…
Good question — changing a username in Ubuntu is possible, but it needs care to avoid breaking permissions or SSH keys. Below is the safe, step-by-step method for renaming a…
Here’s how to switch your Linux keyboard layout to US (United States), either temporarily or permanently. 🧩 Option 1 – Temporary switch (immediate effect) Run this in a terminal: That…
Here’s a comparison of the SDRplay RSPdx vs RSPduo (and notes about the newer RSPdx-R2), aimed at how they differ for radio astronomy, HF/VLF/LF work, and general SDR use. If…
The following is an extract from the WVURAIL/gr-radio-astro Github repository giving installing instructions for this important pre-requisite needed to use DSPIRA GNU Radio GRC flow-graphs. I have also included instructions…
I am experiencing errors when I try to tun DSPIRA GRC (GNU Radio Companion) flow-graphs due to missing gr-radio_astro out-of-tree (OOT) module in my Windows GNU Radio installation. What is…
A stressed dish (or stressed-skin parabolic reflector) is a lightweight reflector design where the parabolic surface is formed by tension and stress in the materials, rather than machining a rigid…
https://www.astronomy.me.uk/wp-content/uploads/2025/10/rspduo_interferometer_full_block_diagram_annotated_251004_172229.pdf https://www.astronomy.me.uk/wp-content/uploads/2025/10/rspduo_interferometer_simplified_block_diagram_251004_171113.pdf
Here’s a detailed comparison between the RTL‑SDR Blog V3 and RTL‑SDR Blog V4, along with practical implications (especially for your antenna-wire setup). If you like, I can summarise a “which…
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