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Category: HF

Posted in: Antenna, HF, Technical

What is NVIS?

Written by John Cole March 21, 2022

Posted by Elizabeth Klinc, KE8FMJ on December 21, 2021 at 7:25 pm CLICK FOR NVIS NVIS stands for Near-Vertical Incidence Skywave. It is used for local-to-medium distances on HF. This is the […]

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Posted in: Field Operation, HF, Special Interest

KE4IDW and NE4LS: Boynton Beach Portable

Written by John Cole October 9, 2020October 9, 2020

What follows is a local field experience by John KE4IDW and Nelson NE4LS CLICK for Google 2D Map then zoom out for perspective Hi to all For those who didn’t […]

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Posted in: HF

Propagation – A Index and K Index

Written by John Cole April 21, 2020April 21, 2020

The Earth’s magnetic field is continuously monitored by a network of magnetometers. These readings are converted into the A and K index values. The K index is computed once every […]

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Posted in: HF

SOLAR

Written by John Cole August 18, 2019November 15, 2020
Posted in: HF

HF: 60 meter DX operation

Written by admin October 18, 2018

It’s heartening to see that our new FT8 mode has enlivened the 60 Meter band DX activity, to the extent that more than a few ops have achieved working over […]

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