modifia al 811 ameritron

Echo Alpha Int. DX Group - Radio group with members all over the world.The group offers free membership including use of the groups PO Box and quality QSL cards.

Alfa Tango Wales Website - 163 Division online, find out about the mambers and country from wales from here.

Taiwan Callbook - Taiwan amateur radio callbook

DX.QSL.NET Log Search Engine - Search for your call in many of the logs hosted online, also contains links to other logs on the internet.

Omiss - OM International sideband society incorporated nets 75M, 40M, and 20M Nets begin one hour earlier during Daylight Savings Time

The National Traffic System - ARRL National Traffic System for routing formal written message traffic

National International Doublers Net - 7.278.6 MHz USA Canada and Mexico

HF Hamtrader Nes - Trader net frequencies

The Northern California Net - Amateur radio traffic nets serving the northern California and Nevada areas

IARC 4U1ITU - International Amateur Radio Club at ITU

The ARRL Foundation, Inc. - The ARRL Foundation is devoted to providing valuable programs to serve the ham community, whether those served are ARRL members or not.

Thames Valley Repeater Group - Thames valley repeater group homepage. information about the group, its activities and its four amatuer radio repeaters in the thames valley area

Ukrainian HF portal - Ukrainian radioamateur on HF: DX News, Contesting, Propagation, Conference, Photo, Radioamateur Map, Online Logs etc.

#CQDX Internet Chat - Information on how to access the IRC #CQDX chat room for DXers. Also contains a live feed of DX spots directly from DX Summit.

Virtual Hamfest - "Virtual hamfest. Everything you would expect to find in a ""brick and mortar"" hamfest. Vendors, forums, fleamarket, etc."

Dynamic greyline map - A greyline map that automatically refreshes every five minutes DX.QSL.NET

Glen Martin Engineering, Inc.  ^pop - Glen Martin manufactures aluminum and steel amateur antenna self-supporting and telescoping towers, mounts, masts, thrust bearings and accessories.

ACOM  ^pop - ACOM international, manufacturer of HF power amplifiers, HF Antennas, Antenna tuners, Switches and Crankup masts

World Time Zone Map - Time zone map by U.S. Naval Observatory Astronomical Applications Department

DX.QSL.NET Propagation - This page contains dynamically updated propagation information.

Radio Magazine - Hellenic technical publication

ROHN / Radian  ^pop - Towers, poles, antenna mounts, accessories and hardware, obstruction lighting, and installation services

RTTY by WF1B - RTTY by WF1B combines features of a terminal program with the features of a contest logging program, support AEA PK-900,MFJ-1278, AMT-1, HAM PCI4000/4100/3000 and many more

Winorbit - Satellite Orbital Prediction and Satellite Tracking

Schematic Database  ^{updated  pop} Priority listing - Schematic database for HAM Radios and CB Radios