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astronomy.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.

  • Live feeds at Lichfield Radio Observatory (LRO)
  • Calculators
  • Telescopes & Associated Equipment at Lichfield Radio Observatory
  • History and description of Lichfield Radio Observatory (LRO)
  • Publications & Presentations
  • Links to other observers’ SID monitoring sites
  • SHOOS – SARA Hydrogen-Observing Overall Survey
  • Contact me
NanoVNA

NanoVNAsaver Software Manuals

Admin August 23, 2025 No Comments

https://github.com/NanoVNA-Saver/NanoVNA_Software/blob/main/software_users_manual_r23.pdf https://github.com/NanoVNA-Saver http://www.spencerweb.net/Downloads/NanoVNA/nanovna.html https://new.zs1sci.com/posts/nanovnasaver

Uncategorized

How to move calender from one account to another, when both are Microsoft Outlook accounts.

Admin August 23, 2025 No Comments

You can move or copy a calendar between two Outlook accounts, but the method depends on whether you’re using desktop Outlook (Windows/Mac) or Outlook on the Web. Here are the…

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How to add a Trusted File in McAfee to prevent the antivirus software quarantining it

Admin August 18, 2025 No Comments

Here’s how to add a trusted file (i.e., exclude it from scans) in McAfee — the options vary slightly depending on the version you’re using: Adding a Trusted File to…

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EuCARA 2025 Advertisement (European Conference on Amateur Radio Astronomy), Harwell Campus, UK, September 2025

Admin August 18, 2025 No Comments
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Grafana Dashboard for my pair of UKRAA Cosmicwatch Muon Detectors still shows cyclical variation in levels every few hours

Admin August 17, 2025 No Comments

I moved them away from power sockets and still show this cyclical variation below.

Uncategorized

Magnetometer sensitivity to vibrations & orientation.

Admin August 17, 2025 No Comments

I am currently testing my magnetometer. It is on the same table where my laptop sits and the following screenshot shows just how sensitive magnetometers are to vibrations amd slight…

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If the computer shows “connected to network” but ping fails.

Admin August 17, 2025 No Comments

If the computer shows “connected to network” but ping fails, that usually means the link is established but something is wrong further up the chain. Here’s a step-by-step way to…

Windows

Adding folders to the PATH in Windows 11

Admin August 17, 2025 No Comments

On Windows 11, you can add a folder to your PATH (so its programs/scripts can be run from any terminal) in a couple of ways. Here’s the step-by-step method using…

Windows

How to enable or disable long path lengths in Windows 11

Admin August 17, 2025 No Comments

On Windows 11, long path support is enabled/disabled through a Group Policy or Registry setting. By default, Windows 11 allows paths longer than 260 characters, but sometimes it’s still restricted…

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How to print Microsoft Word A3 document on A4 printer at A3 size

Admin August 16, 2025 No Comments

Yes — you can do that by using “poster” (tiling) printing.Microsoft Word itself doesn’t directly split a single A3 page into two A4 pages, but you can achieve it in…

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Categories

  • ADVISORY NOTICE & DISCLAIMER
  • Aerials & Antennae
  • Astronomy Art
  • Astronomy General Articles
  • Astrophotography
  • Attending & talking at conferences, workshops & societies
  • Aurorae Boreolis
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  • Lichfield Radio Observatory (LRO) & its Equipment
  • Linux for Radio Astronomy
  • LRO-H1 Radio Telescope (86cm x 86cm Ptarmigan Triffid 4×4 Dipole Array)
  • LRO-H2 Radio Telescope (150cm Solar Cooker Dish)
  • LRO-H3 Radio Telescope (Alex Pettit H-Line Yagi)
  • Magnetometer
  • Making own Image Intensified Eyepieces
  • Maser Radio Observations
  • Meteor detection by radio
  • Michel Safir
  • Microscopy
  • MLAstro SHG 700 Spectroheliograph
  • Multimeters
  • Muon Detection
  • My interests in astronomy
  • NanoVNA
  • Night Sky Talks
  • Non-astronomy posts
  • Nooelec SAWBird LNAs
  • Observing Night Sky
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  • RTL-SDR Blog Software-Defined Radios (SDRs)
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  • Seestar S50 Telescope
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  • Solar
  • Solar Cooker 1.5m Parabolic Dish Radio Telescope
  • Spectroscopy
  • Testing radio astronomy equipment
  • The 20 Metre Skynet Radio Dish at Green Bank Observatory
  • Uncategorized
  • USRP B210 Software-Defined Radio
  • Videopad Software
  • VLF Radio Detection of SIDs (Very low Frequency detection of Sudden Ionospheric Disturbances)
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Recent Posts

  • Wind damage to LRO-H3
  • Online interdigital RF cavity filter designer
  • Alex Pettit’s new RFI removal regime in H-Line 3D
  • Tell me what a SID (Sudden Ionospheric Disturbance) is and what range of frequencies are covered when monitoring for SIDs.
  • Are there disadvantages of using SAWBird H1 vs Cavity filter?

Recent Comments

  1. Admin on Signal attenuation (loss) for common coaxial cables at around 1.42 GHz (1420 MHz), relevant for builders of amateur Hydrogen Line radio telescopes.
  2. Alex Pettit on How can a 50 ohm resistor be used to produce reference signal on a radio telescope with 50 ohm impedance?
  3. Alex Pettit on How can a 50 ohm resistor be used to produce reference signal on a radio telescope with 50 ohm impedance?
  4. Bill S.N. on How can a 50 ohm resistor be used to produce reference signal on a radio telescope with 50 ohm impedance?
  5. Stephen Arbogast on How can a 50 ohm resistor be used to produce reference signal on a radio telescope with 50 ohm impedance?

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You missed

Uncategorized

Wind damage to LRO-H3

Uncategorized

Online interdigital RF cavity filter designer

Uncategorized

Alex Pettit’s new RFI removal regime in H-Line 3D

Uncategorized

Tell me what a SID (Sudden Ionospheric Disturbance) is and what range of frequencies are covered when monitoring for SIDs.

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astronomy.me.uk The Website of Lichfield Radio Astronomy Observatory (LRO)

Astronomy observatory in Staffordshire, England.

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