Initial data analysis from third Milky Way mapping exercise with LRO-H1 & LRO-H2 – 15/2/2025.
So far, only 4 elevations on both radio telescopes. Difference between this data and previous data is that each data
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astronomy.network The Website of Lichfield Radio Observatory (LRO)
Andrew Thornett, Lichfield, England, M6THO, andrew (at) thornett (dot) net
Month: February 2025
SKAO Making Hydrogen Line (1420.405 MHz) Radio Telescopes from readily available household materials, seen at Astrofest 6 Feb 2025
I was very impressed with this very well developed project presented by SKAO on their stand at European Astrofest February
Read moreBlock diagram of hydrogen line (1420 MHz) radio telescope
I prepared this diagram of 1420 MHz telescope. Andy
Read moreCake Pan and Aluminium Flashing Design for Making Cantennae
Alex Pettit, of SARA, has recommended a design for making a cantenna based on using aluminium roof flashing wraped in
Read moreCalculating focal point of parabolic mirrors using string method:
click on link below for instructions: https://www.astronomy.me.uk/wp-content/uploads/2025/02/Calculating_patabolic_dish_focal_point_2024.pdf
Read moreAdvice on how to build and test the feed for LRO-H2(SCRT)from SARA Member, Don Latham AJ7LL, on SARA RTOP 2/2/2025, with extra information added from other members:
There have been many expert and knowledgeable comments about cantenna feed design on this group and on the SARA RTOP
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