SDRplay RSPduo and bias tee
Yes — the RSPduo does include a bias-tee on its Tuner 2 SMA port. (SDRplay) Here are some details and caveats:
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.
Sampling / time resolution (“sample time”) and timing behaviour of the CosmicWatch muon detector.
Here’s what I found on the sampling / time resolution (“sample time”) and timing behaviour of the CosmicWatch muon detector: Key
Read moreHow does the flat sides of a corner reflector effectively channel the radio signal onto the waveguide?
That’s a neat question — it sounds a bit counter-intuitive at first! https://www.astronomy.me.uk/wp-content/uploads/2025/10/1000036614-161025.png Here’s why a corner reflector antenna doesn’t just
Read moreDimensions of horn antenna for hydrogen line radio astronomy
Yes — the dimensions of a horn antenna really matter for hydrogen line (1420 MHz, λ ≈ 21 cm) observing. The
Read moreGNU Radio Companion GRC file used for test of alternative to ezCol with SDRplay RSPduo for data collection for later analysis by ezRA on LRO-H2 radio telescope 16/10/2025
I am just about to use the following file on the Solar Cooker Radio Telescope (LRO-H2) as part of a
Read moreDraft process for getting URSP B210 Software-Defined Radio to work on Windows version of GNU Radio.
This is a draft document, and I cannot confirm it works – you also use it at your own risk!
Read moreWith the non-calibrated Spectrum Y scales of ezRA / GNU radio,, how can hardware performance be compared and changes evaluated ?
That is the plus for the SDR Sharp > IF Average Plug-in for SDR Sharp > H-Line 3D software sequence,
Read moreUsing USRP B210 SDR with GNU Radio Win10 revised 14/10/2025
Collated document I have put together, which I think might tell people how to do this……no promises! I got it
Read moreFirst output from SDRplay RSPduo GNU Radio based on modified DSPIRA GRC using small handheld Moxon aerial on aerial input 1 of 2 — 15/10/2025
This will not be Milky Way as inside and Doppler shift on the 1420 MHz line too big – about
Read moreComputer Monitors and 1420 MHz Radio Frequency Interference (RFI)
The short answer is: most computer monitors do not directly emit significant power at 1420 MHz, but they can produce
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