astronomy.network The Website of Lichfield Radio Observatory (LRO)

I decided to see what output came out of the AD8302 phase comparator on my interferometer board – no aerials.

Results of my first mapping exercise of Milky Way at 1420.405Mhz from Lichfield, UK, covering available sky in this area.

RTL-SDR Blog V3 Software Defined Radio Ptarmigan Triffid 86 x 86 ex-military dipole array antenna ezRA software for collection and

“Completed” Radio Interferometer Receiver for 1420.405MHz Hydrogen work……well, I say completed = also needs 2 x coax cables with SAWBird+

I was invited to speak to the British Astronomical Association Radio Astronomy Group on my hydrogen line radio astronomy work

See below for current progress on construction: My interferometer is based on Jan Lustrup’s Simple Digital Interferometer – Schematic below.

Data: http://astronomy.me.uk/wp-content/uploads/2023/11/Processing-ezCol-data-141123.zip Plots:

I gave the talk below to the BAA RAG 13/11/2023. Click on links to download presenation: PDF Version: http://astronomy.me.uk/wp-content/uploads/2023/11/Talk-for-BAA-RAG-meeting-131123a.pdf Powerpoint

ezRA suite has produced a map of arms of Milky Way (colour on plot below) – I have overlaid a