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I tried adding second monopole onto 1420 MHz cantenna at 90 degrees to first monopole in attempt to improve signal,

There are several open-source software tools and libraries for interferometry / correlator / radio astronomy work. Depending on how much of the

Some concrete examples of small-scale / home interferometry projects that use open-source software, so you can see how people have actually

Modelling a 3 m dish at 1420.405 MHz in two ways: You’ll see: Diagrams: •           Unblocked beam 2D: •           Prime-focus

This comes up a lot in both radio astronomy and satellite communication when using prime-focus reflectors. On a prime-focus parabolic

There are several open-source software tools and libraries for interferometry / correlator / radio astronomy work. Depending on how much of

The “loss surface area” from a prime-focus feed is just the blocked (shadowed) aperture from the feed assembly (feed + support

The weight of a 6 ft × 4 ft sheet of plywood depends on its thickness and the wood species/density. Let’s go

Weight of a 5 ft × 5 ft sheet of fine aluminium window screening. Let’s work it out step by

Great 👍 let’s pin down what’s pulling in xterm. On Windows GNU Radio Companion (GRC), that usually comes from a