air core capacitors

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.

Zenith Transistor Radio Repairs - This site is devoted to the repair of zenith transistor radios

Oren Elliott Products - Variable capacitors - The largest domestic manufacturer ofair-dielectric variable capacitors located in edgerton, ohio.

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.

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

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.

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.

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

AirLink Express - AirLink Express is a user friendly digital mode software package for the Amateur Radio Operator. The software is compatible with Microsoft Windows XP and Microsoft Windows Vista. It offers PSK, MFSK and RTTY digital modes with logging and macro capabilities. If you have ever used the Digipan software you will be immediately familiar with Airlink Express. The user interface is almost identical by Alex Krist, KR1ST

FreqLoader: iPhone companion for the mobile ham - FreqLoader is the perfect iPhone/iPod Touch companion for amateur radio operators, monitoring enthusiasts, shortwave listeners and anyone with an interest in the air waves. Whether you're an active licensed ham or an avid scanner listener, FreqLoader will allow you to find what you're looking for, keep track of your stations, maintain complete logs and share your finds with friends, groups and the world.

KENWOOD TL-922 Modifications - Allow 9 bands and 1300 Watt output on the TL-922 amplifier with this document by PA0FRI

Antenna Selector - This project was built to be able to experience with more of an antenna and also in turn to be able to have a system that offers security to the receivers, carrying out the discharge to ground of the antennas

Coil Inductance Calculator - Calculate the inductance of a single-layer, air-core coil.