frequency step

Broadband receiving antenna matching - This article addresses the subject of obtaining the best signal transfer from an antenna to the typical 50-ohm receiver input over a wide frequency range, with emphasis on medium-wave (500 – 2000 kHz), encompassing the standard AM broadcast band and the 160-m amateur band.

NCDXF/IARU Beacon List - This table gives the minute and second of the start of the first transmission within the hour for each beacon on each frequency.

LX Frequency Plan - Luxembourg Amateur Radio Frequency Plan

ARRL: US Band Plan  ^pop - Includes a downlodable colorfull or b/w US Band Plan in PDF Format

F5NZY Steph - A home page about CW and QRP.

F9HS VHF EME - My hamradio activity : very high frequency communications using the moon as a passive reflector.

Canada's Radio Community - Filled with info about Ham radio and frequency listings as well as great links.

Ham Radio Live from Dallas, Texas  ^pop - An online Ten Tec Pegasus with a schedule of frequencys monitored, by Bob, K5AHT, Bill, K5WGA and Pete, AE5PL.

Valcom Fibreglass Whip Antennas - Manufacturer of Fibreglass Whip Antennas, Low and mediun Frequency, HF and VHF Antennas Specialized in the design and manufacturing of a full range of Beacon (MF), AM Broadcasting 540 - 1700 KHz, HF 1.7 to 30 MHz, VHF 30 to 156 MHz and UHF 200 to 500 MHz antennas.

SteppIR Antennas - 20 meters through 6 meters, antennas

Frequency List  ^pop Priority listing - A comprehensive list of what is on the frequencies between .5 MHz and 5,000 MHz

VOACAP Quick Guide - A Quick Guide to using VOACAP - Point-to-Point High-Frequency Ionospheric Communications Analysis and Prediction Program

Dutch Frequency Database - More then 9000 frequency's about NATO , Police Firebrigades Ambulances Goverment Miletary Navy and Aircrafts.

UK Scanner frequency database  ^pop - Large frequency database of uk counties, includes forums and reviews

ScannerWorld.com - Radio Scanners Uniden Bearcat, Antennas, CB_Radios, Ni-Cad Batteries, Frequency Books, Accessories, Power Supplies and Cords, FM Two Way Radios, and other Related Merchandise

Beacon-Prediction Wizard Priority listing - Specialized interface for the communications-analysis-prediction engine provided by VOACAP, predicts the expected performance of high frequency, HF, radio systems

ACE-HF Propagation Prediction Software - Professional PC software for hams that uses VOACAP and includes area coverage maps animated by time or frequency

WSJT High Speed Meteorscatter - "Software uses four-tone frequency-shift keying for meteor scatter. WSJT stands for ""Weak Signal communications, by K1JT"", and plans call for the program to include more than one communication mode."

RX-PSK31 - Easy to use Audio Spectrum and PSK31 decoding program specially designed for SWL's who don't need TX or for anyone who just like to monitor PSK31 or analyse signals. Adjustable DSP and Spectrum settings for audio and frequency spectrum to set for best decoding of PSK31.

GSpec - Spectrum Analyser for Win9x/2000 and NT, that will display audio input to your sound card in the Frequency and Time domains

DXCluster for iPhone  ^updated - DXCluster let you know in real time who is on the frequencies and where it was listened the last time. It let you create filters to only see which frequency/CQ Zone/ITU Zone and/or Country and after that you can have an alarm corresponding to a specific Zone or a specific country that raise a popup

HI FI Audio in SSB - How to produce great audio using your SSB rig and outboard equipment. Step by Step instructions.

Rogerbirds HR 2510 mods - Rogerbird's Radio Modification Information, HR2510 or Lincoln Frequency Conversion Instructions, Mic Gain Modification, and more

Eliminate That QRM - reduce or completely eliminate interference from almost any local source whilst leaving the wanted signal relatively unaffected, even though it may be on the same frequency

The Radio-Frequency Ground - You were told that your audio was no good, that you had "RF in your audio ? This is also known as RF feedback