basic components

J-Pole Antennas for 2 Meters  ^pop - This paper describes two types of 2 meter J-Pole antennas, one made of copper pipe and a roll-up J-pole made of TV twin lead. The figures give the details of the dimensions, components and construction.

EH Antenna calculator  ^pop - Calculate eh antenna components dimension with this online form

Setting the SWR of Your Antenna - SWR (standing wave ratio), is a measurement of how efficiently your antenna system will radiate the power available from your radio. In simple terms, your radio would like to radiate all of its power, but can only do so if the other components cooperate

AR88 page - This model was introduced in the early 40's to replace or augment the HRO in applications demanding a more onerous duty than basic operational point-to-point communications such as intercepting coded axis radio messages during WWII.

GMRS Consumer Information - The General Mobile Radio Service (GMRS) Is a two way radio service used by families and individuals for personal use. This site provides basic information on this service.

HamStudy.com - Amateur radio courses on-line for Canadian Basic & Advanced amateur radio exams

VU2LFA ham radio in india - This site is basically for the begeners (SWL) of india. This site is supporting to digital communication for hams also.

TX RX Systems Inc - TX RX Systems Inc. manufactures signal boosters, rf antennas, transmitter combiners, cell enhancers, land mobile radios, duplexers, receiver multicouplers, bidirectional amplifiers, bda, rf amplifiers, rf filters, rf cavity filters, rf combiners, rf components, in building rf coverage, repeaters, repeater amplifiers, rf management equipment, rf systems, and rf solutions. TX RX Delivers Reliable Solutions.

James Millen Components - Accessories and parts by James Millens

Credowan - Credowan Ltd, Manufacturer of Waveguide & Microwave Components

International Tower Supply - Manufactures and distributes tower and wireless site components including antenna and sector mounts, site hardware, ice bridge and cable tray. Specializing in custom fabrication of work and equipment platforms; all hot-dipped galvanized.

About AMTOR - Amtor an overview, summary or tutorial about the basics of AmTOR

Weak Signal VHF by Tim Marek - K7XC - A complete guide to operating the weak signal modes on VHF/UHF/Microwaves. VHF Contesting honor role for the western states, rover, eme basics and vhf contesting.

PC FlexNet - An Overview - This document describes the basic concepts behind PC/FlexNet, a DOS based AX.25 stack

Railroad radio communications - Some basic information on ways to use a radio scanner to enhance your enjoyment of the railroad hobby.

Radiocom - Radio electronic and antenna consulting, servicing and buildups of customer supplied components. Transmitter and receiver site work and on line help.

Cables Etc. - Electronic Parts for HAM Radio Operator's and Electronic Hobbists. Amateur radio parts and components. Electronic Parts Distributor accept VISA, DisCover, and MasterCard.

Hamradioindia Shopping - on-line shopping of rf components, ICOM replacement boards, marine modules, kits and more

Pascall Electronics - Pascall's specialist RF & Microwave division specialise in components for radar, EW receivers, navigation & location equipment, communication and marine safety systems.

Small Parts - Small Parts, Inc. has been supplying top quality Materials, Components and Tools to Researchers and Developers since 1963.

URLog - Freeware easy to use amateur radio logging software with basic features.

Morse Code Madness - A freeware windows based Morse Code program written in Visual Basic 6 with source code freely available! The program uses DirectX DirectSound for some features. You may download the source code and/or the executable at the bottom of the page.

Station Lightning Protection - This website outlays the basic knowledge, safe design and installed equipment that are employed in the lightning protection system of a US Coast Guard Auxiliary Radio Facility. This should also be relevant to the Civil Air Patrol, MARS, and Amateur Radio stations who provide emergency communications capability for public safety or the military

Safety: RF awarness guidelines - Although Amateur Radio is basically a safe activity, in recent years there has been considerable discussion and concern about the possible hazards of electromagnetic radiation (EMR), including both RF energy and power frequency (50-60 Hz) electromagnetic fields. This section summarizes what is now known and offers safety precautions based on the research to date.

A 80/40m Direct Conversion HF Receiver with DDS VFO - Juha (OH2NLT) and Matti (OH7SV) have designed JUMA-RX1, an award winning 80/40m direct conversion HF receiver with highly accurate direct digital synthesis VFO. The receiver is very compact, because it constructed using surface mount components. No coils need to be wound to construct this receiver!