solar charger constructi

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

40 Meter Parasitic Delta Loop  ^pop - 40 Meter 2 element full size parasitic delta loop wire beam construction and switchable

VHF-UHF Portable Yagi-Uda - VHF-UHF portable Yagi-Uda antenna design and construction notes by XE1MEX

Simple dipole for your scanner - Construction of a simple dipole antenna suitable for use with a handheld scanner such as the AOR AR8000, and describes some of the benefits of using such an antenna

K0JD's Ham Homebrew Pages - K0JD's home construction projects, featuring the R2/T2 modules by KK7B

GM0VRP Ray - Dx Information, Solar snd Propagation Links

KE6US Amateur Radio Priority listing - Experiences with QRP, SDR, SPICE and Pics. Includes and excellent page on construction tips and test equipments

Ham Radio Community Chapter Priority listing - Ham radio webcam live, solar updates, radio mods, satellite images, audio and video interactive, polls, links, constant events, weather, qrz database, by kd4sai

Energy Maintenance Service - Full service provider of high quality, cost effective products and services to the North American wind industry with an emphasis on Construction, Operations & Maintenance.

F1FLA Home page - The antenna FLA25HV construction

Geomagnetic and Solar Indices - NOAA / Space Weather Prediction Center, Geomagnetic K-indices and Running A-indices, Local Noon Solar Radio Flux, Daily Solar Indices with SSN

Solar Activity Forecast - Solar-activity and Geomagnetic activity forecast from Czech Republic

Solar Glossary - Glossary of solar and terrestrial terms, by the Space Environment Center

How to use geophysical alert broadcasts - User's Guide is primarily based on information made available by the United States National Oceanic and Atmospheric Administration's Space Environment Services Center in Boulder, Colorado.

Solar Flux report - The latest flux report from louisxiv Canada

Monthly solar flux values - K.Schatten's table of predicted monthly solar flux values

Map of solar zenith angles - Global map of Solar Zenith Angles, or angles indicating the elevation of the sun above the horizon

Solar cycles 21, 22 and 23 - Graphics representing solar cycles 21-23 maintained by Jan Alvestad

Sunspot Number - How sunspot numbers are computed

About Sunspot cycles - Theory to explain solar cycles variability proposed by Jean-Pierre Desmoulins

S marks the spot - Forecasting powerful solar explosions several days in advance now be possible

Solar data plot utility - This application was written mainly for Amateur Radio Operators who are interested in the solar cycles and solar data.

9v Battery Charger - Improved 9.6V compact fast charger project by AD5X

Walford Counter Kit Frequency Counter Kit Construction - homebrew a frequency counter by M1HOG

The MultiPig Kit - MultiPig+ CW Transceiver Kit Construction