Coronal canyon faces Earth

A large canyon-shaped hole is bisecting the sun’s atmosphere, spewing a stream of solar wind toward Earth. Continue reading

Advertisements

Bad news from the Bouvet DXpedition team

First let’s start with the following chain of events.

On January 31st, at 0600z, the team announced that they have arrived at Bouvet! There was fog and freezing rain that greeted them. Later that day, at 1500z, Ralph, K0IR, reported: Bouvet Island came into view at about 0600 UTC today. Continue reading

23 CM Homebrew Antenna For SOTA Purposes

I’m enjoying the challenge of 23cm 1296 MHz homebrew antenna construction for SOTA purposes. My 23cm portable antenna collection includes: 12el DL6WU Yagi 12dB gain – lightweight boom construction using a folded dipole; 6el DL6WU Yagi 9 dB gain – ruggedised all brass construction gamma matched, ideal for the Australian scrub bash; and 2el HB9CV […]

via Construction of a 23cm 1296 MHz Bi-Quad Antenna — Get out of the Radio Shack and Live Life

Geomagnetic storm predicted

NOAA forecasters say there is a 50% chance of G1-class geomagnetic storms on Jan. 1st when a high-speed stream of solar wind engulfs Earth’s magnetic field.

G1 storms are relatively minor, having little effect on satellites and power grids. However, they can spark intense auroras around the Arctic Circle and may disorient animals that use magnetic cues for navigation at high latitudes.

Visit Spaceweather.com for more information and updates.

(As seen on Southgate ARC)teur