air core baluns

A balun tutorial design - A balun tutorial discussing a number of aspects of the design and construction of baluns for the amateur radio design of your next electronic project.

Baluns: What they do and how they do it - Article on Baluns and how they works, by W7EL

Transformer for Ground-Independent Receiving Antennas - Transformers theory and calculator of turns on binocular cores. Comparison with toroid cores.

HF insulation, the pitfalls - Although insulation may seem relatively insignificant in the larger picture, on it depends the quality of your performance on air and how long you will be communicating for.

Antique radio repair - The Antique Radio Repair Center at For Your Listening Pleasure has been providing quality antique radioold zenith, zenith.gif repair and restorations for well over 20 years.

Third Bay Radios - Third Bay Radios specialize in Antique Radio sale and repair.

The Old Radio Shop - Old Radio Shop repairs and restores all types of vintage Tube , Hueytown, Alabama

Ham Radio Contest Maps - US Contesters maps generated based on ARRL online score data by WM5R

SOTA South Africa - Summits on the Air South Africa formed in October 2002 to draw up an Association Reference Manual and compile a list of South African summits that can be activated or contacted for SOTA awards

Summits On The Air - Republic of Ireland - Summits on the air, sota. an exciting new award scheme for radio amateurs. the scheme encourages lightweight portable ham radio operating in mountainous and wilderness areas areas.

SOTA Reflector - The official Summits on the Air discussion group.

Summits on the Air discussion group - Official summits on the Air discussion group

OE5REO - Austrian Amateur Radio Station - Homepage of OE5REO, APRS, SOTA, Summits on the air, Online Log, Geocaching, Free Radio and portable operations

Anteny SP1BKS - Antenna manufacturer from Poland, produce dipole wire antennas, W3DZZ FD4 Windom and long wires, baluns, dealer for toroids and connectors managed by Leszek Mlynarczyk SP1BKS

MFJ Enterprises  ^pop - MFJ manufacturer of ham radio antenna products, antenna tuners, antenna analyzers, morse code & CW, SWR wattmeters, antenna accessories , power supplies, audio filters, TVI filters, baluns, coax switches and more

Wire Harness Assemblies - Printed Circuit Board, Custom Overmold Cable Assembly, Box Build, System Integration, Sheet Metal

How to set up your D-STAR Radio - This guide will help get you get started in understanding how to program your radio and make contacts on the air. By Alabama D-Star

Riding the Airwaves - By KE4WMF Bicycle Mobile Feature Article, CQ VHF February 1998

The TS-850S Repair Page - This page is dedicated to helping 850 owners keep their radios on the air

TK5EP Kenwood TS-850 page - Documentation, modifications , repairing and addons for the kenwood TS-850

Frequenzdatenbank.de - Frequency database for Germany. Emergency services, aircrafts, radio and paging system with over 2000 frequencies from all over Germany.

Adur Communications - Specialist in the design and supply of Radio Communications Equipment and Systems. West Sussex England. Antennas, traps and baluns inline isolators, Outbacker Antennas, Mobile Mounts and Accessories

DM CB Radio Products - Full service and cheapest prices on CB Radio repairs located in Indian Head, Maryland. Ship-in repairs & services available for those who don't have access to a local CB repair shop.

Universal Score Uploader - A free Windows application which allows you to post ham radio contest scores to getscores.org portal

On Air CW Practice Program - This program is designed to send code practice lessons over the air. You can schedule sessions in advance, and the program will automatically begin at a scheduled time and ID automatically. Freeware