log periodic antenna des

A 146 Mhz J-Pole Antenna  ^pop - A 2 meter (146 Mhz) J-Pole antenna that is inexpensive, and easy to build.

J-Pole antenna design  ^pop - Complete guide to build Jpole antennas with online dimensions calculator.

A magnetic loop antenna  ^pop - Magnetic loop antenna by GM3MXN

RockLoop Antenna  ^pop - A Compact antenna for 10.1, 14 & 21 Mhz Bands. A multiband portable antenna suitable for QRP operations.

SWL home made antennas  ^{updated  pop} - Short guide to home made antennas for shortwave reception, in pdf format

Portable vertical antenna  ^pop - Vertical transportable HF antenna by CT1BYR

161SD012 Mario - Home Page of 161SD012 Mario, member of Special DX'ers Radio Group SD, Poland Vice President & Magazine Editor. QSL Gallery, logs, QSL cards and many more useful informations about DX-ing.

K2 Logger - K2 logging system by WB2QAP, logs ARCI sponsored contests and others with same point system

A.D.R.I. 38 - Ham radio web site of the Association Departementale des Radioamateurs de l'Isere. Many links, forum, technical pages, adds, QSL, F5KGA, Grenoble...

MaCo Antennas - Maco Manufacturing, HF Antennas, gamma matches, cable assemblies, power supply, swr meters, watt meters

Antenne Glomex - Glomex manufactures quality marine antennas distributed world wide.

Hellschreiber beacon project - This web site describes a low power beacon system to be used for propagation and performance tests on the lower bands. The beacon offers CW (on-off keyed) modes and FSK modes; the traditional Morse ID mode, and Feld-Hell, another highly noise immune CW mode.

NGDC data - archives of geomagnetic data to further the understanding of Earth magnetism, includes ionospheric datas

QTH.COM Priority listing - QTH.COM by KA9FOX offer classified swap ads for amateur radio and web design along to evoluted web hosting

Yagi Designer  ^pop - Program that produces antenna radiation patterns and graphs for SWR, forward gain, and F/B ratios

ASAP - A Free general purpose antenna analysis user-oriented software program for numerical electromagnetic antenna design, antenna modeling and antenna analysis.

M1FXY Colin - Ham radio software downloads including sstv, logging and morse code

TACLog - Free format input, User selectable usage of reports, counters for DXCCs, WWL, DOK/UK Counties/CQ/ITU/States/Provinces and more

PROADIKON - Converts your logs into ADIF (Shacklog, EasyLog, PC-Profilog, LogPlus, DXLog, Log-Projekt, QW, UKWTEST, DAS LOG, HAM-LCT, Eurowinlog, StationMaster, Catlog, ARMAP95/98/2000, SPRINT, WinFD32, WAG, Fivenine, Excel Spreadsheet, CSV or TXT file; also ADIF to ASCII, import into RXCLUS DXCC and IOTA database, *.upf import file for IOTAMEM2 and many other features)

LOGvrr - Freeware logging software by Roberto IN3VRR featureing LogBook, CallBook & PacketCluster capabilities

K2PMC Logging System Priority listing - Easy to use flexible system with many features (e.g. multiple logs, file export, print etc.)

QRPPAL for Windows - Free QRP logging software by WB2QAP

Satsoft - Satellite antenna design and systems engineering software for windows

Zelscope  ^pop - Zelscope is a Windows software that converts your PC into a dual-trace storage oscilloscope and spectrum analyzer. It uses your computer's sound card as analog-to-digital converter, presenting a real-time waveform or spectrum of the signal - which can be music, speech, or output from an electronic circuit.

Electronics Symbols - Over 400 electronic symbols explained, in spanish