Admin – Page 2 – astronomy.network The Website of Lichfield Radio Observatory (LRO)

If your “two cables joined in the middle, held aloft on poles with a single feed down the centre” is

British Astronomical Association Hydrogen Line Group (BAA H-Line Group) Meeting 1st September 2025

The video from this meeting is available here:

Ted Cline – N0RQV:secret ezCon command option …………. -ezConAntXTVTLevelL 1.3 -3.2 (multiply all AntXTVT sample values and add) Use

Good question — you’re asking about the heart of radio interferometric imaging: how to take the signals from multiple antenna

Two monopoles at 90 degrees in cantenna One connects to splitter immediately Two connects via coax either 1/4 wavelength or

How do I normalise data from multiple radio telescope systems so I can combine them together? Great question, Andrew. Here’s

https://groups.google.com/g/sara-list/c/o7xGe2hYkHc/m/VnaAH2u9AgAJ

Provides an alternative to the Nooelec SAWBird H1 low noise amplifier and filter for hydrogen line radio astronomy. Currently the

Readily available at cheap prices. The following is one example of many available.

These are readily available covering wide range of frequencies. The one below is presented as an example only.