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117 links

80m Inverted-L Base-loaded for 160m - M0EZP
80m Inverted L Antenna Base loaded for 160m antenna This antenna is not a good ...

[ Hits: 123 | Votes: 1 | Rating: 10 ]

40m loaded dipole - IZ0GIF
This is an short dipole for 7 MHz Total length of this dipole is just ...

[ Hits: 194 | Votes: 4 | Rating: 8.75 ]

20 / 40 Meter Short Coil Loaded Dipole Antenna - buildthings
Experimenting a 20 40 meter short coil loaded dipole antenna with the goal to keep ...

[ Hits: 353 | Votes: 3 | Rating: 8.67 ]

40m center loaded vertical antenna - VK1NAM
A 5 metre center loaded vertical for 40m combined with a 4 wire ground plane ...

[ Hits: 298 | Votes: 0 | Rating: 0 ]

ADIF Processor Map QSOs with Google Earth - M0NOM
The ADIF Processor is an online application that visualizes amateur radio contacts from an ADIF ...

[ Hits: 405 | Votes: 3 | Rating: 7 ]

Morse code practice - MorseCodeNinja
A comprehensive morse code auduio guide with several youtube movies classified by skill level characters ...

[ Hits: 134 | Votes: 0 | Rating: 0 ]

National Radio Club (NRC) - NRC
The NRC Archives feature past DX News and DX Audio Service publications offering a glimpse ...

[ Hits: 27 | Votes: 0 | Rating: 0 ]

Interlock Monitor - EA4TX
The Interlock Monitor IM program allows you to control and monitor the Interlock device from ...

[ Hits: 70 | Votes: 0 | Rating: 0 ]

Ham Secretary - SP9AUV
The program serves to assist in a ham radio activities secretarial with his hobby such ...

[ Hits: 151 | Votes: 0 | Rating: 0 ]

RF Impedance Matching Calculator - Analog Devices
Calculates the network to match a line to a specific complex load This online tool ...

[ Hits: 195 | Votes: 1 | Rating: 10 ]

Dummy Load Construction - N6DLH
This will document a custom version of the K4EAA Dummy load done using 20 1K ...

[ Hits: 188 | Votes: 1 | Rating: 5 ]
Digital Dummy Load - KC9ON
Check your RF power with an easy to read and build digital display

[ Hits: 105 | Votes: 0 | Rating: 0 ]
QRP Dummy Load - N5ESE
This is another variation on the parallel resistor dummy load It is perfect for QRP ...

[ Hits: 57 | Votes: 0 | Rating: 0 ]
DIY 1KW Dummy Load - F5NPV
F5NPV explores the construction of a cost effective 1KW dummy load for radio enthusiasts Purchasing ...

[ Hits: 123 | Votes: 0 | Rating: 0 ]

A 2 meter band-pass cavity using surplus Heliax - ka7oei
Cavity is often required at a busy site to not only prevent its receiver from ...

[ Hits: 130 | Votes: 2 | Rating: 3 ]

Automatic Roger Beep for VHF/UHF Contests - M1GEO ^new
This project details an automatic roger beep circuit for VHF UHF contests Built around a ...

[ Hits: 33 | Votes: 0 | Rating: 0 ]

Arduino Repeater Controller - AA5OY
This blog article introduces an updated repeater controller project utilizing the Arduino UNO It includes ...

[ Hits: 95 | Votes: 0 | Rating: 0 ]