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120 links

160-meters antenna problems and solutions
Bill Orr W6SAI ham radio techniques Improving ground connection computer analysis of the antenna modelling ...

[ Hits: 3519 | Votes: 6 | Rating: 9.3 ]

Balun construction - problems with iron cores - G8JNJ - Martin
Lots of information and measurements relating to HF baluns and transformers constructed using Iron Powder ...

[ Hits: 2423 | Votes: 2 | Rating: 6 ]
Baluns: What they do and how they do it - W7EL
Article on Baluns and how they works what Problems are Baluns supposed to Solve Causes ...

[ Hits: 1576 | Votes: 3 | Rating: 6.7 ]

Watts Unlimited
Engineering Solutions for Unique Problems Manufacturer of high Voltage high Current high Power Power Supply ...

[ Hits: 1690 | Votes: 3 | Rating: 7 ]

Choking on RF
The intrepid newcomer encounters common mode problems in a mobile environment Implementing some common mode ...

[ Hits: 1130 | Votes: 1 | Rating: 1 ]

Icom 706 Major Defect Found
WA6CDE write about a major problem a design flaw on two Icom 706 caps that ...

[ Hits: 4290 | Votes: 2 | Rating: 5.5 ]

IC-746PRO TX Problem
The IC 746PRO is a great rig But it has a few reliability issues especially ...

[ Hits: 2015 | Votes: 3 | Rating: 9.67 ]

Solution for Yaesu FT1000MP Mark V Field display problem - Ivan Makarov
Solution for FT1000MP MarkV display problem.

[ Hits: 3136 | Votes: 7 | Rating: 3.57 ]

T93Y LogPlus to ADIF
Program which will allow you easy migration from logPlus to another logging software Tested with ...

[ Hits: 982 | Votes: 1 | Rating: 10 ]

SB220 SB221 arcing problems improvements mods
This article explores the claim an amplifier might arc from a parasitic oscillation damaging capacitors ...

[ Hits: 1309 | Votes: 2 | Rating: 10 ]

Power Gride Tubes
Article on tubes and their usage in power amplifiers design Explain failures of tube in ...

[ Hits: 1003 | Votes: 2 | Rating: 6.5 ]

Using ferrite for interference suppression
Excellent guide to using ferrite cores for interference suppression Understanding and Solving RF Interference and ...

[ Hits: 6169 | Votes: 6 | Rating: 9.5 ]
Simple anti-static device
With all the wire you have out you may run into a problem with static ...

[ Hits: 902 | Votes: 1 | Rating: 1 ]

Interferences and filtering
General information on Filter passbands, interferences, TVI and RFI problems

[ Hits: 1173 | Votes: 1 | Rating: 10 ]
Clean Up Your Signals with Band-Pass Filters part 2
Part 2 You re now much closer to saying goodbye to your unwanted signal problems ...

[ Hits: 1365 | Votes: 0 | Rating: 0 ]
5th order High Pass VHF Filter
Sometimes many VHF UHF modern transceivers have problems with BROADCAST Interference and CROSS modulation from ...

[ Hits: 1211 | Votes: 8 | Rating: 6.12 ]

Filters and Ferrites in EMC
This article is about the characteristics and use of various filters and ferrites for solving ...

[ Hits: 906 | Votes: 0 | Rating: 0 ]
How eliminate RFI Interference in Off Grid Solar PV Systems - Mike Thompson
How to solve RFI problems caused by the charge controller which is a PWM type ...

[ Hits: 227 | Votes: 1 | Rating: 5 ]
Automotive Interference Problems
Installing mobile radios in your new megabucks car can be a frightening proposition especially if ...

[ Hits: 763 | Votes: 1 | Rating: 1 ]
Track down television interference
Nearly half of all reception problems are due to deficiencies or faults in the television ...

[ Hits: 403 | Votes: 0 | Rating: 0 ]