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350 links - and 8 categories

Frame Antenna for 80m - DL1GSJ
A frame antenna for the 80 meters band built to be folded and to be ...

[ Hits: 732 | Votes: 5 | Rating: 8.8 ]

Short Vertical Antennas and Ground Systems - VK1BRH
Relevance of a proper ground systems on short HF vertical antennas with an analysis on ...

[ Hits: 458 | Votes: 0 | Rating: 0 ]

Maine QSO Party - Tim Watson
The Maine QSO Party is designed to encourage Maine stations to expand their knowledge of ...

[ Hits: 148 | Votes: 0 | Rating: 0 ]

ARRL NTS - ARRL
ARRL National Traffic System During disasters or other emergencies radiograms are used to communicate information ...

[ Hits: 275 | Votes: 1 | Rating: 1 ]

HF Bands - RSGB
A review of the HF ham radio bands considere by far the most popular bands ...

[ Hits: 372 | Votes: 1 | Rating: 10 ]

NVIS: Near Vertical Incidence Skywave - WB5UDE
Operating NVIS mode understanding operation frequencies choosing the proper antenna to operate with the Near ...

[ Hits: 385 | Votes: 6 | Rating: 5.58 ]

Real-time OWF, MUF & maximum NVIS frequency for your QTH - Serge Stroobandt, ON4AA
Real time dashboard with 3000km optimal working maximum usable frequency as well as maximum NVIS ...

[ Hits: 703 | Votes: 5 | Rating: 3.6 ]

NVIS Propagation - Electronic Notes
Near Vertical Incidence Skywave propagation is a form of radio wave propagation used on the ...

[ Hits: 446 | Votes: 1 | Rating: 10 ]

What is Radio Propagation - RF propagation - Ian Poole
Discover the key facts about what radio propagation is the different types available and how ...

[ Hits: 199 | Votes: 1 | Rating: 10 ]
An Introduction to HF Propagation - G4UCJ
This article is designed to be an introduction to the terms and basic mechanics of ...

[ Hits: 1124 | Votes: 3 | Rating: 7 ]
Radio Signal Path Loss - radio-electronics.com
Article about the essentials of radio signal path loss its causes and prediction and its ...

[ Hits: 188 | Votes: 0 | Rating: 0 ]

Mod for Acom 1000 amplifier - SM7YEA
The problem originates by improper TXOUT to RF timing RF transmission exists still after a ...

[ Hits: 511 | Votes: 0 | Rating: 0 ]

Ham Radio Deluxe and ICOM IC-7610 - K0PIR
Article about interfacing Ham Radio Deluxe software to Icom IC 7610 transceiver Article explain how ...

[ Hits: 564 | Votes: 0 | Rating: 0 ]

Kenwood TS-590SG USB Setup - WA1ZYX
This page describes some of the settings needed to properly connect the USB port to ...

[ Hits: 412 | Votes: 1 | Rating: 10 ]

IC-7300 and WinLink - YO3HJV
How to properly configure ICOM IC-7300 settings for WinLink and WinMor

[ Hits: 1115 | Votes: 1 | Rating: 8 ]

WSJT-X Download Page - K1JT
WSJT X Weak Signal Communication by K1JT offers specific digital protocols optimized for EME moonbounce ...

[ Hits: 8787 | Votes: 50 | Rating: 7.1 ]

Proppy Online HF Propagation Prediction - James Watson
Proppy: Online HF propagation predictions using the ITU Recommendation P.533-13 Propagation Prediction Application.

[ Hits: 2184 | Votes: 14 | Rating: 9.65 ]

UHF Connector - electronics-notes.com
An overview about the UHF connectors often referred to as the PL259 plug and SO239 ...

[ Hits: 352 | Votes: 0 | Rating: 0 ]

Toroids - Some practical considerations - W1FB
Are you confused when it comes to using toroids The tips given in this article ...

[ Hits: 356 | Votes: 2 | Rating: 10 ]

Low-Cost WSPR with Raspberry Pi and SDR - WB6CXC
Using the Raspberry Pi to operate Weak Signal Propagation Reporter

[ Hits: 1053 | Votes: 4 | Rating: 9.75 ]