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5 elements OWA Yagi for 20 meters band Priority listing - Computer Optimized using the very latest techniques. Particle Swarm Optimisation ensures the best balance of bandwidth and performance and you have it in this antenna. An easy build antenna for all

Vertical antenna for 50 MHz - 5/8 vertical groundplane antenna for six meters band

Magnetic Long Wire UnUn 9:1  ^updated - An impedance transformer (9:1) to feed a high impedance long wire (~450 ohm), down to a 50 ohm unbalanced coaxial input.

Tuner Baluns on Input - There is a common perception that placing a balun on the input of a tuner causes the balun to work better. The thought is the balun operates with a matched impedance and that reduces balun losses. It also is thought that moving the balun improves balance.

1:4 Current Balun - This project is intended to aid in tuning a balanced antenna or feedline that has a high impedance 100-600 ohms by N5ESE

Home made dipole antenna - Home made wire dipole on a lenght of 30 meter 98.4 ft by PE1OPM

Antenna current meter - How to measure antenna feed balanced lines currents

Wire Antennas for the Beginner - 1983 - ARRL QST Wire Antennas for the Beginner June 1983

Oscar Papa Priority listing - Orient Pirate Radio Group Founded in 1981

Scouting New Zealand JOTA - JOTA provides an excellent opportunity to meet Scouts and Guides from many countries and other parts of New Zealand.

OH0Z Online Log - Log search for OHZ0Z OG0Z and OF0Z Aland Islands

G0PKT The Martello Tower Group - The Martello Tower Group is an amateur radio group which was originally formed in the late 1980s under the name ClackPak.

Hambleton Amateur Radio Society - Hambleton Amateur Radio Society was formed in 1984.

Kilmarnock and Loudoun Amateur Radio Club - The Kilmarnock and Loudoun Amateur Radio Club was founded in the late summer of 1980

WAØDX Turkey Island DX Club - The club was founded in 1987 when a group of ham operators hauled radio gear, antennas, and a generator to the island by boat to operate portable during ARRL Field Day

Amateur Radio Free and Clear - Amateur radio group of fair and balanced operators based in Kentucky having so much fun that it has to be illegal.

The Frontier Amateur Radio Society Priority listing - Founded in Las Vegas in 1986 The Frontier Amateur Radio Society is celebrating 25 years as an ARRL Affilated Club. FARS is also an ARRL Special Services Club.

ZL Map - New Zealand ham radio map

100watts.com - Bi-monthly hams and cb radio magazine in Thailand, established in 1989.

Home Power Magazine - Independently published since 1987, home power magazine and homepower.com are resources dedicated to small-scale renewable energy and sustainable living technologies.

Troubleshooting Twin Malfunctioning MFJ-989C - Mfj-989c antenna tuner modification

MFJ-989C Manual - MFJ-989C VersaTuner V instruction manual

DTMF reader for iPhone - DTMF reader decodes dtmf tones, it is easy to use and with a log to save codes you like.

The Duet CW RTX - Design for a dual-band CW transceiver using the AD9834 Direct Digital Synthesizer

R.F. Current Meter - This R.F. current meter was developed to assist in measuring line currents in balance feed lines as used in the All Band HF Antenna.