solar charger constructi

Rotary dipole for 12/17 meters - A home brewed rotary dipole antenna for 12 and 17 meters band with pictures and construction details

VK2ABQ Mini-Beam - A compact beam antenna that can be built At home, construction details for the 20M (14Mhz) version

Balun Construction - Construction and use of broadband transformers

The CobWebb Antenna  ^updated - Building the cobWebb antenna. Construction notes and plans to homebrew a multiband antenna by G0MTD

HexBeam Construction - Pictures and assembling instruction of an home made hexbeam antenna by vk6hz

2 meters copper J-Pole - Plan and list of material needed for construction of a j-pole antenna for 144 mhz

G4IRX Magnetic Loop antenna - Construction notes and design details of a magnetic loop antenna by G4IRX

Soft copper Tube Loops - Air conditioning soft copper tubes are perfect for loop construction. If you want to try a loop you must have an air variable capacitor or a vacuum variable capacitor. Article by PY1AHD

CobWeb antenna construction - A 5 band omni directional antenna original design by g3tpw. Works on 10,12,15,17,20,2,6 m & 70cms.

Horn antenna for AO-40 by AA2TX - These notes provide the directions for constructing a Cardboard-box antenna for receiving the AMSAT OSCAR-40 satellite on 2.4 GHz (S-band.) It is constructed from two cardboard cartons, aluminum foil, and packing tape. No coax, connectors, or soldering is needed.

Ham Radio Tower at NØHR - Ham Radio Tower Project at N0HR. Includes site plan, escavation, tower construction, HF antennas, grounding and lightning protection, coax and more.

W3DZZ antenna project - HA2NON W3DZZ antenna project with pictures and construction details

SolarVolt Power - Solar power products for the true environmentalist Solar energy systems, design engineering Residential and Commercial

Solartech Power Inc - Solartech Power Inc. manufactures, distributes and sells high efficiency solar panels and wind power turbines.

E-Z Tube aluminum - E-Z Tube aluminum tube is a versatile, light duty construction system that offers a cost effective and simple method of constructing aluminum tube frames.

Rhode Island Amateur FM repeater service Priority listing - This website explains coverage and construction for our repeaters. Includes useful links and an insight into the Ham community in Rhode Island

The Repeater Builder's Technical Information - If you want to build a repeater, this is the right place to start. Includes construction projects and reviews of repeater hardware available in the market.

Solar Cycles and Earth's climate - The past and future of the Sun's solar cycle and possible impact on the Earth's climate.

Maunder's Butterfly Diagram - How to understand when a new solar cycle starts. At the beginning of a new solar cycle, sunspots tend to form at high latitudes, but as the cycle reaches a maximum the spots form at lower latitudes.

Wire Free Direct LtD - UK company that's a full-line dealer for wind and solar power systems, plus system design.

Power Port - Handheld Radio Pouches, Power Supplies, Solar Recharging Systems, GPS Navigation Devices and 12V Accessories

Malux - El-Tele-Data - Accessories, Antennas and Battery chargers. Radiators, Repeaters, Yagi, Mag, Car, Tetra, Marine, Multiband, Brackets, Mounting accessories, cables and connectors, radiokits, special cables etc. Based in Finland

CirKits - Solar power DIY kits. Homebrew your own solar power regulator, and power center.

AA Battery Solar Charger - This almost trivial circuit may be used to charge a pair of AA or AAA sized rechargeable battery cells from sunlight.

Free Sun Power - Free basic and advanced system design tutorials for every component and aspect of solar power. Plus system sizing calculators, battery bank calculators and wire size calculators