Here’s a breakdown of software options (and their pros/cons) for meteor-scatter / forward-scatter / meteor radio detection, along with which operating systems they support (or are known to run on).…
Here are practical, build-ready Moxon dimensions for the two bands. I’m using standard Moxon A-E notation (A = overall width; B = tip gap between element ends; C = feedpoint…
Common Ferrite Types (and Their Useful Range)Ferrite MaterialﾠTypical Trade NameﾠEffective Range (MHz)ﾠTypical Use#31ﾠFair-Rite mix 31ﾠ1 – 300 MHzﾠWideband RFI suppression (HF/VHF)#43ﾠFair-Rite mix 43ﾠ25 – 300 MHzﾠVHF suppression#61ﾠFair-Rite mix 61ﾠ200 –…
Successfully detected Radio 2 with this today. https://www.astronomy.me.uk/wp-content/uploads/2025/10/Working-Simple-display-SDRplay-RSPduo-GRC-File-051025.zip
Releases: WVURAIL/gr-radio_astro gr-radio_astro This package provides GNUradio OOT modules and grc flowgraphs that fascilates Radio Astronomy Observations with software defined radio devices. There are two flavors of this projects: Installing…
There are WordPress plugins that let you raise or effectively remove file‐size limits (up to what your server / storage can handle). But a caveat: even with a plugin, you’ll…
Example at the 21 cm Hydrogen Line For your 12-ft (3.65 m) dish, assuming ideal design efficiency η0=0.7\eta_0 = 0.7η0=0.7: RMS Surface Error (σ)ﾠσ / λﾠEfficiency (η/η₀)ﾠNet η 1 mmﾠ0.005ﾠ0.999ﾠ0.70…
External power from a low-noise amplifier (LNA) can potentially cause problems with an SDR (Software Defined Radio), depending on how the power is supplied and whether the SDR’s RF input…
https://www.astronomy.me.uk/wp-content/uploads/2025/10/gr-radio_astro-main-300925.zip https://www.astronomy.me.uk/wp-content/uploads/2025/10/DSPIRA_128GB_Pendrive_Ubuntu_Radio_Astronomy_Disc_Image_051025.zip https://www.astronomy.me.uk/wp-content/uploads/2025/10/DSPIRA_128GB_Pendrive_Ubuntu_Radio_Astronomy_Disc_Image_051025-1.zip https://www.astronomy.me.uk/wp-content/uploads/2025/10/ubuntu_radio_astro08_2022_2.zip https://www.astronomy.me.uk/wp-content/uploads/2025/10/ubuntu_radio_astro08_2022_2-1.zip
SDRplay’s latest API for Linux is distributed as a self-extracting .run installer. Here’s how to install it cleanly on a typical Linux system (e.g. Ubuntu/Debian, Fedora, or similar): 🧩 1.…
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