Tohtsu CX-520D coaxial relay product info from DX Shop 3 December 2025
https://www.astronomy.me.uk/wp-content/uploads/2025/12/Tohtsu-CX-520D-product-info-from-DX-Shop-031225-reduced.pdf
Read moreastronomy.me.uk The Website of Lichfield Radio Astronomy Observatory (LRO)
Astronomy observatory in Staffordshire, England.
astronomy.me.uk The Website of Lichfield Radio Astronomy Observatory (LRO)
Astronomy observatory in Staffordshire, England.
I have installed usbrelay softwate on Ubuntu for my 4 relay control board (which works on Windows). Running the command usbrelay detects device but can’t open it.
I have installed usbrelay softwate on Ubuntu for my 4 relay control board (which works on Windows). Running the command
Read moreBatch file used at LRO to process data Nov 2025
REM Identify data folder structure. REM The folder structure should be LRO folder with sub-folder called data. Save .txt data
Read moreIs it beneficial to have full wavelength sized antennas rather than half wavelength?
In most practical radio-astronomy and communication setups, a full-wavelength antenna is not inherently “better” than a half-wavelength one—they simply behave
Read moreHow does amplification on Nooelec SAWBird H1 vary with voltage on power supply input?
Short answer: the SAWbird H1’s gain is essentially fixed by its RF amplifier bias network and SAW filter — within
Read moreComparing RTL-SDR v3 and v4 software defined radios
Here’s what’s inside — i.e. the chips used: In short: R820T2 tuner + RTL2832U demodulator/ADC. Since you’re already familiar with
Read moreHow to add a shortcut to a folder on Linux Ubuntu Desktop
You can add a folder shortcut to the Ubuntu desktop by holding down Ctrl + Shift while dragging the folder
Read moreHow to close Snap Store Apps to allow SNAP to update in Linux Ubuntu
To update a snap app, first completely close the app by using killall [app-name] in the terminal. Then, use sudo
Read moreGNC Flowcharts from Brett for USRP B210 SDR & Video Training links for GNC (GNU Radio Companion)
Hi Andy, https://www.astronomy.me.uk/wp-content/uploads/2025/11/B210_stats.grc_.txt https://www.astronomy.me.uk/wp-content/uploads/2025/11/baa_seminar_USRP_IF_RF.grc_.txt The BAA seminar flowgraph won’t work without some further modules (created by Marcus Leech). I can
Read more