call sign

Antenna Basics - Article designed to answer basic questions about antennas

Helix Antenna - Design helix antennas with this DOS program by OH0NC

J-pole Design Prg  ^pop - J-pole Design Program V1.1 by WA2ISE

Russian Internet Callbook - Russian Internet Callbook

REF French Callbook - La Nomenclature Fran?aise

OH Callbook - service is courtesy of SRAL and OH2FOO Finnish callbok

Iceland Callbook - Includes also links

Australian Callbook - Register of Radiocommunication Licences

Greece SV Callbook - Need Java ebabled

TA Callbook - TA Callbook Turkish Callsign searching engine

1 X 1 Special Event Calls - A Special Event Call Sign is an amateur station call sign with a one-by-one call sign format that may be reserved for assignment to stations operating in conjunction with these short-term events.

F5LEN Maps - Atlas - Search for call sign and display maps and dxcc info

Russian Oblasts and prefixes - Russian callsign prefix series: RAA-RZZ, UAA-UIZ, includs Amateur callsign system in Russia

9K2HN & 9K9X Logs - Up to date log for 9K2HN & 9K9X (contest call)

W5 Incoming QSL Bureau - Online status checking available for most 5th area calls.

XQ3SA Guillermo - XQ3SA personal website and Chilean Internet Callbook.

Fractus Antennas - Fractal Antennas are a new generation of multiband antennas for wireless communications. Based on a new design concept, fractal technology.

Fractal Antenna Systems - Solution to your OEM needs and can meet your design or vended antenna requirements for antennas from 400MHz to 10 GHz.

N5KDA Gary - Ham Radio, Meteor Scatter,Backscatter Meteors, WSJT, JT65B, weak signal,Vhf Ham Radio, VHF two meter meteor skeds, dx, cw and EME

Ariel 30 - HF wire antenna design program by WB4ZYA for DOS

Discone Antenna Design - Discone antenna deisgn program by K5DKZ

Antenna Log Periodic Design - Log periodic antenna design excel sheet file download, in italian.

Magnetic Loop Designer - Magnetic Loop Antenna Design software by DK1NB

RecAll - AudioCapture recorder software for Windows, Runs in the background, and starts recording when sound is detected from the microphone input.

IZ8BLY Stream - Stream is a software that implements MFSK16 and MFSK8 modes designed by me and Murray Greenman ZL1BPU. It also offers a series of experimental modes based on FEC, interleaving and several modulation techniques (PSK, QPSK, MSK).