hf propagation

43AX101 Ben Priority listing - Home page of 43AX101- Ben. Practical informative site for 11-meter operators DX-ing the South Pacific, DIY antennas,propagation & monitor updated daily.

OK DX Club - The home site of OK DX Club. Hot info, propagation, maps, QSL managers, software, links, membership info.

Japan DX Cluster - HF DX Web Cluster from JAPAN

HFDX - French web site for hf dxing

South Eastern Amateur Radio Group - EI2WRC Based in Waterford, Ireland. Resources, Information and Links about Amateur Radio, Propagation, DX, Repeaters, News, Packet etc. Also contains useful charts and maps and a Photo Album of out club.

UHF Associates and WB6ZOD - UHF Associates and the WB6ZOD remote base serve the greater Los Angeles area including Los Angeles, Orange and San Bernardino Counties

F6CRP Denis Priority listing - Site devoted to weak signal traffic SSB/CW V/UHF meteor Scatter,tropo, aurora, fai, ES homebrew

PA5DD Uffe - VHF & microwave web site

Hamtronics, Inc. VHF/UHF FM Receivers - A full line of single-channel synthesized and crystal controlled vhf and uhf fm receivers. Great for repeaters, telemetry, and control applications.

Intek - CB radios, VHF transceivers, scanners antennas and accessories

Hamtronics, Inc. VHF/UHF Repeaters - A full line of repeaters, modules to build repeaters, and accessories.

Ten Tec  ^pop - HF, VHF, transeivers kit's, amplifiers and more.

GB3DM - Dumbarton District's UHF Repeater in Scotland

HF RTTY Stations - ik8enh list of HF stations transmitting in RTTY with Baudot/Schift, frequency and call

Sporadic E - VGF propagation and sporadic E notes

E-layer & Sporadic-E - Two modes of propagation at 50MHz E-layer & Sporadic-E by Ken G4IGO

Sporadic-E - Short notes about sporadic E influence on VHF propagation

Ten Tec Orion II Official page - Orion II HF DSP Transceiver

Scaning The Utilities - Hf, vhf, and uhf utility listening, police frequencies, shuttle, aero, usaf callsigns and many other services

PolarPlot - Freeware antenna software that lets you see what the polar diagram of your rotatable beam actually looks like where it is operating. With PolarPlot you can measure the polar diagram of the antenna and check for abnormalities - compare plots taken before and after changes to the design or location - check the -3dB beamwidth - look at the front to back ratio - see the size and position of the sidelobes.

AirMail - AirMail is a HF radio mail program for sending and receiving messages via Pactor, either via the ham radio system or participating marine or commercial services

Embaycom 2.1 - Baycom modem emulator, EMBAYCOM.ZIP for HF 300 baud Packet EM1200M2.COM - for 1200 VHF Packet Tested with BAYCOM-soft v1.5 and 1.6

FTBasic  ^pop - FTBasic is a CAT control program for Yaesu radios FT100, FT817, FT847, FT1000MP Mark V and FRG100

Pathfinder - A free application that searches more than 100 web-accessible sources to locate QSL information for a callsign that you enter once

Fitting a PL259 to a coaxial cable - Quick and dirty method to fit a common PL259 to coax cable