
Microwaves
24GHz Noise Figure: How Much Does an LNA Really Help on Tropo?
An LNA can cut your 24GHz noise figure significantly — so why did it only buy me 2–3dB of real SNR on tropo? The answer was in the troposphere, not the receiver.

An LNA can cut your 24GHz noise figure significantly — so why did it only buy me 2–3dB of real SNR on tropo? The answer was in the troposphere, not the receiver.

A practical walkthrough for installing the SRTM Path Profile utility, downloading the correct terrain tiles, and generating reliable path plots between two radio sites. Ideal for helping microwave enthusiasts produce accurate terrain profiles

An LNA can cut your 24GHz noise figure significantly — so why did it only buy me 2–3dB of real SNR on tropo? The answer was in the troposphere, not the receiver.

A step-by-step guide to building the G3PHO dual-mode feedhorn for 10GHz using copper plumbing fittings, with the SMA coax-fed version and a calculator to check your dish’s f/D.