zetagi hp 202

EH antenna for 14 Mhz - Documentation on how to build your own EH antenna for the 20 meters band by F5SWN

A double dipole for 14 and 21 MHz - A double dipole for the 20 and 15 meters band in french

Off Center Fed Dipole - A K2GXT project documentation of how to homebrew and setup an off-center fed dipole

The Thick Loop - The performance of a small magnetic loop can be improved constructing it larger, thicker or both. The antenna is covering from 12 Megahertz to 32 megahertz and adding a 156 Pico farads ceramic capacitor it resonates on the 40 meters band. by PY1AHD

The Light Loop - A small magnetic loop ready for a hand held walk and talk operation by PY1AHD

Portable satellite antenna - A project for a portable antenna for amateur radio satellite reception, for 2 meters and 70 centimeters bands

Traps for 40/80 m dipole - I6DVX article on hoembrewing traps, using vetrnonite instead of common coax cable.

Orginal multiband antenna - A project of a vertical and wires that generate a multiband antenna for 28 14 10 and 7 Mhz in french

Windom antenna by PU1LHP - Project of a windom multiband antenna for 10 to 80 meters in portuguese

VHF UHF European Beacons - MMMonVHF maintains the data for 6m, 2m, 70cm and 23cm bands in collaboration to LA0BY. This site allow display of a beacon map and latest beacon spots.

ZS1J/B - 28.2025 MHz. 5 Watts output to a half wave, end fed, vertical antenna.

Austin Amateur Radio Club - Austin Area Amateur Radio Club W0AZR is an ARRL affiliated radio club that serves Austin, Minnesota

Hellschreiber frequencies - Suggested frequencies for HELLSCHREIBER operation by the feldhell club

An Introduction to Hellschreiber - Feld-hell club promoting the use of all hellschreiber modes on the amateur radio bands.

Convert a 4 wheels into ham radio station - How to convert a 4 wheels into a multi-band ham radio station in 20 minutes By David F1JXQ

Keplerian Elements - Keplerian elements are the inputs to a standard mathematical model of spacecraft orbits.

Current Ham Radio Satellite Status - AMSAT Operational OSCAR Satellite Status Summary list Operational , semi-operational, non operational and future launch status of all current amateur radio satellite

AO-51 Monthly Schedule

What is NVIS - differences from groundwave propagation

linSmith - Smith chart utlity - A Smith charting program. You can enter either discrete components or transmission lines, see the results on screen and/or generate Postscript output. Component values can be changed numerically or using scrollbars.

HxPI Morse Jabberwocky - A translation of Jabberwocky into Morse Code. The famous nonsense poem Jabberwocky by Lewis Carroll, from Alice Through the Looking Glass, has been translated into many languages. Here it is in Morse Code, as MP3 audio files that can be downloaded. The files are at different speeds (words per minute, wpm) to suit those at different stages of learning morse code.

Voice Keyer - The Voice Keyer is a free Windows based voice keyer. It is very easy to use and it handles up to seven messages. By connecting your computer soundcard to your radio it's possible to just press a button and the computer will CQ for you, to spare your voice. It can also PTT your radio via the LPT port by SM3WMV

Covert a Zetagi Amplifier for 50 Mhz - Schematics and instruction to convert a ZetaGi CB linear amplifier to 50 mhz band

De-soldering - An overview of some of the ways, and the key tips on how electronics soldered joints can be unsoldered or desoldered.

How to solder - Key facts about how to solder, how to solder wire, how to solder pcb's, and including general soldering techniques and the best ways of making good solder joints for electronic circuits and construction. Includes video