Skip to content

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

Astronomy observatory in Staffordshire, England.

  • Calculators
  • Contact me
  • Equipment List at Lichfield Radio Observatory
  • Grafana Dashboard Cosmic Watch Detectors
  • History and description of Lichfield Radio Observatory (LRO)
  • Links to other SID monitoring sites
  • Live data from UKRAA Sudden Ionospheric Disturbance Monitor at LRO (SIDs)
  • Live feed from SuperSID monitor
  • Live feed from UKRAA CosmicWatch Muon Detectors
  • Live feed from UKRAA Magnetometer
  • Live feed from UKRAA PicoMuon Muon Detector
  • Live feeds at Lichfield Radio Observatory (LRO)
  • Live Radio meteor observations and meteor counts
  • Live stream from 1420MHz hydrogen-line 86cm Ptarmigan Triffid Dipole Array
  • Privacy Policy
  • Publications & Presentations
  • SHOOS - SARA Hydrogen-Observing Overall Survey

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

Astronomy observatory in Staffordshire, England.

  • Calculators
  • Contact me
  • Equipment List at Lichfield Radio Observatory
  • Grafana Dashboard Cosmic Watch Detectors
  • History and description of Lichfield Radio Observatory (LRO)
  • Links to other SID monitoring sites
  • Live data from UKRAA Sudden Ionospheric Disturbance Monitor at LRO (SIDs)
  • Live feed from SuperSID monitor
  • Live feed from UKRAA CosmicWatch Muon Detectors
  • Live feed from UKRAA Magnetometer
  • Live feed from UKRAA PicoMuon Muon Detector
  • Live feeds at Lichfield Radio Observatory (LRO)
  • Live Radio meteor observations and meteor counts
  • Live stream from 1420MHz hydrogen-line 86cm Ptarmigan Triffid Dipole Array
  • Privacy Policy
  • Publications & Presentations
  • SHOOS - SARA Hydrogen-Observing Overall Survey
Radio observation in hydrogen line (1420MHz)
October 23, 2023 Admin

Effect of retuning software defined radio to 1420.405MHz on output of ezRA suite software 22-23/10/2023

The following link will download the SDRSharp IFAverage data set from last 24 hours – resulting from retuning the SDR

Read more
Radio observation in hydrogen line (1420MHz)
October 20, 2023 Admin

15 day drift scan Zenith (Cygnus complex) 1420MHz

Using Ptarmigan Triffid array. 15 day drift scan. Andy

Read more
Radio observation in hydrogen line (1420MHz)
October 16, 2023 Admin

Questions I am keen to obtain answers to in order to move forward with my 1420MHz observing of hydrogen by radio in Milky Way 16/10/2023

The following PDF file lists questions I am keen to obtain answers to – please feel free to suggest answers

Read more
Radio observation in hydrogen line (1420MHz)
October 16, 2023 Admin

Video of changing 1420MHz plot over several days drift scan 16/10/2023

This is not a great video – but is my first attempt and shows changes in the plot with time.

Read more
Making own Image Intensified EyepiecesObserving Night Sky
October 16, 2023 Admin

Making an image intensified eyepiece from old generation 1 image intensifier tubes (originally published in 2009)

The document below was originally published in 2009 on www.imageintensifer.org.uk – a website that is no longer extant – note

Read more
Radio observation in hydrogen line (1420MHz)
October 16, 2023 Admin

Nooelec mesh antenna tuned to 1.4GHz for hydrogen line radio observing

This new antenna from Nooelec is tuned to 1.4GHz and designed for radio astronomy – currently not available on amazon.co.uk

Read more
Radio observation in hydrogen line (1420MHz)
October 15, 2023 Admin

10 day data set of 1420MHz (hydrogen) radio data with array 5-15/10/23 from Lichfield Radio Observatory (Lichfield, UK)

Following data set is with Ptarmigan Triffid 86cm x 86cm military radio array pointed at Zenith (Cygnus Complex area of

Read more
Radio observation in hydrogen line (1420MHz)
October 14, 2023 Admin

Two latest data sets from my 1420MHz radio telescope (Ptarmigan array) 14/10/2023

Click on links below to download two latest data sets. To download each data set, right click on link with

Read more
Radio observation in hydrogen line (1420MHz)
October 13, 2023 Admin

Calibrating Ptarmigan array antenna using background sky rather than dummy load

In my previous posts, I calibrated my 1420 MHz radio telescope using a 50 Ohm dummy load. This worked well.

Read more
Radio observation in hydrogen line (1420MHz)
October 13, 2023 Admin

Potential solution to making the military band 3 Ptarmigan radio array that I am using for 1420Mhz radio astronomy moveable in azimuth

I have found an 800mm wide Lazy Susan bearing on ebay, hardened against weather, with 250kg load capacity, and am

Read more
  • ← Previous
  • Next →

Recent Posts

  • Protected: Talk for Walsall Astronomy Club on Proposed Radio Astronomy Projects for Club 13/11/2025
  • How to run on Windows for URSP B210 Software Defined Radios
  • Latest beta ezRA files for RSPduo SDR 12/11/2025
  • Can you recommend calibration noise sources and how would I use these with block diagrams?
  • I would like to buy a 50 ohm terminal load to produce reference samples for 1420 MHz radio astronomy. Am I better off buying one designed for high wattage transmission than cheap small receive-only version?

Recent Comments

  1. Alex Pettit on Compare the performance of 80cm, 90cm, 100cm, 110cm, 110cm, 140cm, 150cm, 180cm, 240cm, 300cm, 500cm, 1000cm dishes for 1420MHz amateur radioastronomy
  2. Admin on What are best specifications for cavity filters for 1420 MHz Hydrogen Line work?
  3. Alex Pettit on What are best specifications for cavity filters for 1420 MHz Hydrogen Line work?
  4. Marcus D. Leech on What are best specifications for cavity filters for 1420 MHz Hydrogen Line work?
  5. Alex Pettit on What are best specifications for cavity filters for 1420 MHz Hydrogen Line work?

Archives

  • November 2025
  • October 2025
  • September 2025
  • August 2025
  • July 2025
  • June 2025
  • May 2025
  • April 2025
  • March 2025
  • February 2025
  • January 2025
  • December 2024
  • November 2024
  • October 2024
  • September 2024
  • August 2024
  • July 2024
  • June 2024
  • May 2024
  • April 2024
  • March 2024
  • February 2024
  • January 2024
  • December 2023
  • November 2023
  • October 2023
  • September 2023
  • June 2019
  • February 2019

Categories

  • 20 Metre Skynet Radio Dish at Green Bank Observatory
  • Aerials & Antennae
  • Astronomy Art
  • Astrophotography
  • Attending & talking at conferences and workshops
  • Aurorae Boreolis
  • Building radio telescopes
  • Cartoons
  • Cloud Chambers
  • Computer equipment for astronomy
  • Frequencies
  • Geoptik Nadirus 2BW Digital Setting Circles
  • GNU Radio
  • Hardware
  • International Space Station (ISS)
  • Introduction
  • KerberosSDR & Raspberry PI
  • Lichfield Radio Observatory (LRO) & its Equipment
  • Linux for Radio Astronomy
  • Magnetometer
  • Making own Image Intensified Eyepieces
  • Maser Radio Observations
  • Meteor detection by radio
  • Michel Safir
  • Microscopy
  • Multimeters
  • Muon Detection
  • My interests in astronomy
  • Night Sky Talks
  • Non-astronomy posts
  • Observing Night Sky
  • Poetry & Songs
  • Radio Astronomy
  • Radio Interferometry
  • Radio observation in hydrogen line (1420MHz)
  • SARA
  • Science Fiction
  • Seestar S50 Telescope
  • Settings Radio Meteor Scatter Experiment
  • Software
  • Solar
  • Solar Cooker 1.5m Parabolic Dish Radio Telescope
  • Spectroscopy
  • Testing radio astronomy equipment
  • Uncategorized
  • VLF Radio Detection of SIDs (Very low Frequency detection of Sudden Ionospheric Disturbances)
  • Website management

All content is provided without any warranty of any kind. Use of the content of this website is entirely at your own risk, and we are not responsible for any injury or damage or loss of data or amenity arising from following advice in this website.

Copyright © 2025 astronomy.me.uk The Website of Lichfield Radio Astronomy Observatory (LRO). Powered by ColorMag and WordPress.