design j pole

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.

XE1YJS Tower and antenna setup - What is the procedure of a tower and antennas instalation? Pictures and comments of this antenna installation in Mexico

Top Ten Devices - Automatic band decoder, six way antenna relay, band reject coaxial stubs and more

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

IK5BCU Marco - Dedicated to:jnos tcp-ip packet radio

IK1ZOY Giancarlo Priority listing - Collection of telegraph keys homebrew antenna projects links to radio software

US Police Scanner  ^{updated  pop} - Live, 24-hour audio broadcasts of police scanners in major cities around the United States.

K-Com - comprehensive line of products for rejection of Radio Frequency Interference (RFI) to telephone equipment.

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

Radio Adventures - Design and manufacturing of electronic components, kits, and accessories for the amateur and commercial communications. CMOS Keyers, W1AW receivers, PC borads kits

Diamond Antenna  ^pop - Base station and repeater antennas, mobile antennas, ,multi-band HF antennas , handheld transceivers, receiving and scanner antennas, power meters, swr meters, power supplies, coaxial switches

ST2NH Nader - Many satellites homebrew projects from the sudanese amateur radio station ST2NH active on satellites, ISS, HF phone and digital modes.

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

F5EJC QSL printer - QSL printing shop in France

DX Report from Colombia - DX Reports objective is to quickly issue the DXLogs made by Yimber Gaviria in Colombia

4X43141 SWL Info - In this site SWL can find many thing he needs: Contest rules and results, software, awards info and photos, forums, chat and more.

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.

QRPPAL for Windows - Free QRP logging software by WB2QAP

TTYlink - TTYLink is a freeware client chat telnet application designed for packet radio and available for Windows NT 4.0 and Windows 95/98.

Satsoft - Satellite antenna design and systems engineering software for windows

PLL2 - 2nd Order phase locked loop design for passive and active circuits. Bode plot, step response, design parameters

100W HF QRO linear amplifier - Based on Motorola MRF454, schematics and component list

SSB and CW Filter - A pdf file with schematics of an ssb and cw filter AF amplifier