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

Some Aspects of the Balun Problem - Why all the mystery surrounding baluns ? To use or not to use baluns

Gamma Match Article - A working analysis of the gamma-match problem that gives usefull practical results. New light on the question of when it will and when it won't give a perfect match to the coaxial transmission line.

Efficient Feed for Offset Parabolic Antennas for 2.4 GHz - Possible solutions to the problems of efficiently illuminating SAT TV offset parabolic antennas in the use on WLAN frequencies of 2.4 GHz..

Central Ohio Amateur Radio Emergency Service - Our Mission: To provide emergency communications to central Ohio public safety, emergency, health, government and relief agencies in times of disaster.

Choking on RF - The intrepid newcomer encounters common mode problems in a mobile environment. Implementing some common mode chokes will be possible to reduce interferences

Amateur Radio Miniature Rigs - Article abuot Minitature rigs, basics common features and common problems of Icom IC-7000 IC-7200, Yaesu FT-100, ICOM IC-706, Kenwood TS50S, SGC2020, Kenwood TS-480, Yaesu FT-450 by K0BG

Icom IC7000 Tuner Connector Warning! - Problems using the tuner interface in the ICOM IC7000

IC-746PRO TX Problem - The IC-746PRO is a great rig. But it has a few reliability issues, especially with the earlier-production units. This article addresses four problem areas:. IC151 on the RF Unit. Driver circuit on the PA Unit. HRX-muting circuit on the CTRL Unit. Predriver on the PA Unit.

Modifications for the Kenwood TS-570 - Problem width the memories, TS-570 Batteries, MARS/CAP Modification

Kenwood TS570 Battery problem - The lithium battery problem in the Kenwood TS-570

Kenwood TS-570 DGE Mic Gain Slider Problem - HamRadio Deluxe and kenwood ts-570 mic gain slider problem kenwood

Kenwood TS-570 Back-up battery - Battery problem with TS-570

The Orion II A9 Power Distribution Fix - The Orion II A9 Power Distribution Board Problem and Fix by N6IE

Yaesu FT-2000 Review Trouble Problems - A collection of complaints and problems experienced with Yaesu FT-2000 transceiver.

Yaesu VX-8R - Audio Problem Solved - Videos and details on a audio problems of yaesu VX-8R

Northern Connectors Priority listing - Specialist distributor of Electronic Connectors and Components that provide simple solutions for technical problems.

Xperto Antenna Software AN-SOF - XPERTO is a software for the modeling of antennas and 3D arbitrarily shaped wire structures. Xperto computes the electromagnetic response of wire antennas, including radiation and scattering problems.

Power Gride Tubes - Article on tubes and their usage in power amplifiers design. Explain failures of tube in RF power amplifiers, a common problem in the SB-220 SB-221, TL-922 and other amplifiers.

5th order High Pass VHF Filter - Sometimes many VHF-UHF modern transceivers have problems with BROADCAST Interference and CROSS-modulation from FM commercial broadcast stations this article shows a simple Batteworth HI-Pass VHF Filter to reduce this problem

Key Click Correction FT-1000 and FT-1000D - How to correct keyclick problem in ft1000 and ft1000d radios.

Automotive Interference Problems - Installing mobile radios in your new megabucks car can be a frightening proposition - especially if RF from your rig could damage your shiny new roadster

Track down television interference - Nearly half of all reception problems are due to deficiencies or faults in the television receiver, the aerial lead or the aerial. This article will help you to check whether the problem you are having is due to one of these causes.

Television Interference - TVI - VR2XMT article on TVI and how to solve interference problems

A Ham's Guide to RFI, Ferrites, Baluns, and Audio Interfacing - Understanding and solving RF interference problems using ferrite