rf interference

84 links - and 2 categories

VHF Baluns: Fact and Fancy - GM3SEK
Our ideas about HF baluns have changed dramatically in recent years The focus today is ...

[ Hits: 283 | Votes: 0 | Rating: 0 ]
Baluns and common mode chokes - Dorenberg
Voltage baluns versus Current baluns When to use them differences and typical usage in feeding ...

[ Hits: 402 | Votes: 1 | Rating: 10 ]

Coax Stubs for 20m and 40m - DH1TW
When operating contest in a multi transceiver environment interferences between the 40m and 20m are ...

[ Hits: 243 | Votes: 4 | Rating: 8.5 ]

Variations on a Dipole - AF7NX
Antenna patterns are all about interference Presentation on wire antennas for HF bands Dipoles horizontal ...

[ Hits: 98 | Votes: 0 | Rating: 0 ]

Unearthing VHF Contest Secrets: An In-Depth Analysis - S51FB S51ML S52AA S53WW
In this article authors delve into the inner workings of the IARU R1 VHF contest ...

[ Hits: 71 | Votes: 2 | Rating: 10 ]

Building a VHF Contest Station - W5ZN
Building an amateur station for competitive radiosport involves a number of critical steps regardless of ...

[ Hits: 337 | Votes: 1 | Rating: 4 ]

Operating AMTOR - G4AON
Putting one of those old modems back into use AMTOR is an acronym for AMateur ...

[ Hits: 81 | Votes: 0 | Rating: 0 ]

Soundcard Levels for Digital Modes - KC2RGW
This article aims to help promote the proper configuration for having a clean signal on ...

[ Hits: 282 | Votes: 0 | Rating: 0 ]

Tropospheric Ducting Forecast Europe - dxinfocentre
The areas noted in the forecast have the necessary atmospheric conditions to produce tropospheric bending ...

[ Hits: 157 | Votes: 1 | Rating: 10 ]

IC705 GoBox: A Portable Windows-Based Solution for All-Digital Modes - dl1gkk
This project details the creation of a portable GoBox housing an IC705 Windows 11 PC ...

[ Hits: 97 | Votes: 0 | Rating: 0 ]

MorseExpert for Android - VE3NEA ^updated
Morse Code Decoder for Android based on the algorithms implemented in CW Skimmer Morse Expert ...

[ Hits: 331 | Votes: 6 | Rating: 7.67 ]

Ham Radio and Solar Power Systems - K1KP
Can Home Solar Power and Ham Radio Coexist It is possible with minimal interference from ...

[ Hits: 347 | Votes: 1 | Rating: 9 ]

Band Pass Filters for HF Transceivers - K4VX
If your multiple transceiver station is suffering of intrastation interference this handy and inexpensive band ...

[ Hits: 129 | Votes: 0 | Rating: 0 ]

Grounding HF Transceiver using Coax Cable - 9M2SX
Improper grounding or earthing system can cause several unwanted RF interferences RFI to television sets ...

[ Hits: 1297 | Votes: 4 | Rating: 7.75 ]

How Common Mode Chokes Work - We Online
Examine the function and operation of a common mode choke and the way it reduces ...

[ Hits: 738 | Votes: 2 | Rating: 10 ]

Undestanding TV and Radio interference - W1FB
Ham radio interference to home entertainment devices is a matter we cannot dismiss easily Fortunately ...

[ Hits: 425 | Votes: 0 | Rating: 0 ]
Understanding computer-generated RFI - NU1N
Radio Frequency Interference RFI has always been a source of concern for the Radio Amateur ...

[ Hits: 84 | Votes: 0 | Rating: 0 ]
Stop RFI from Solar PV Systems - WB8ERJ
Stop EMI RFI Interference in Off Grid Solar PV Systems in this article the author ...

[ Hits: 82 | Votes: 0 | Rating: 0 ]
Solar Panel and Ham Radio - K1KP
If you are having problems with RFI from Solar Panels this document from QST provides ...

[ Hits: 88 | Votes: 0 | Rating: 0 ]

Ethernet RFI noise reduction - G7UHN
How to reduce and eliminate the RF interference at VHF caused by the wired network ...

[ Hits: 589 | Votes: 1 | Rating: 7 ]