How to build a horn antenna at 1420 MHz
Building a horn antenna tuned for the 21 cm (1420.405 MHz) hydrogen line is a popular and effective way to
Read moreAstronomy observatory in Staffordshire, England.
Astronomy observatory in Staffordshire, England.
Building a horn antenna tuned for the 21 cm (1420.405 MHz) hydrogen line is a popular and effective way to
Read moreI asked ChatGPT how to do this, and here is its suggestion:
Read moreWR-650 already covers 1.12–1.70 GHz, so 1.420 GHz sits comfortably in-band—you don’t need to resize the guide. What you do need is a
Read moreThe WR14 waveguide (also known as WH14) is a rectangular waveguide used for millimeter-wave applications in the K-band. Here are the key technical specifications: Parameter Value Designation
Read moreThe WR137 waveguide is a rectangular waveguide commonly used in the C-band frequency range, particularly for radar, satellite communications, and radio astronomy work just below the
Read moreThe WR-90 waveguide is a rectangular waveguide commonly used for microwave signals, particularly in the X-band frequency range. Here’s a quick technical summary: Parameter Value Waveguide
Read moreDownload disc image below – use Active@ Disc Image to install on new PC – install this image on USB
Read moreDo you mean the angular size of the Great Orion Nebula (M42)?
Read moreYes — the RSPduo does include a bias-tee on its Tuner 2 SMA port. (SDRplay) Here are some details and caveats:
Read moreHere’s what I found on the sampling / time resolution (“sample time”) and timing behaviour of the CosmicWatch muon detector: Key
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