building rotors

M3FVB 2 meter quad - Photos and building procedure for a home brew 2 elements Quad for 144 mhz.

80 Meters EH Antenna plan  ^pop - Building this antenna is very easy and inexpensive, 6 Foot EH Antenna

Build a 2.4GHz Vertical antenna  ^pop - Building a 2.4GHz vertical collinear omnidirectional antenna

Eh antenna notes by IK5IIR - Original eh antenna building reccomendations by IK5IIR Stefano.

Luisteramateur NL-10145 EH Antenna - Calculate EH Antenna, 20m 40 80m. Fotos, Original eh antenna building.

Antenna Transmatch Tips - Tips on tuning antennas using Antenna Tuning Units also called ATU. This article explains the functions and ills of tuners, along with some guide- lines for building an ATU.

Yagi Element Mounting Considerations - One of the most important considerations when designing and building a Yagi antenna is the method used to attach the elements to a boom. This is true because the boom influences the electrical length of the elements. In this article JH Reisert explain with drawings techniques on mounting yagi antenna elements to a boom

Plumbers Delight J Pole Antenna Project - This article was reprinted to assist new hams at building their own 2 metre antenna. This design is very rugged and can be built for a few dollars with most of the parts available at your local Home Depot.

Building the J-Pole Antenna - They're tricky, but they're worth it! By KA1FSB

Copper J-Pole Antennas - Conejo Valley Amateur Radio Club, article edited by Rory Eikland, KG6HCU and Ken Larson, KJ6RZ, they have had excellent experience building and using J-Pole antennas, and share their experience on planning VHF and UHF Jpole antennas.

Ladder line J-Pole - Building a VHF or UHF Ladder Line J-Pole Antenna

Antennas for 136kHz - A very long and exaustive documentation on building antennas for 136 khz. Includes links to antenna design software for longwave

N3KNZ Loop designs - Inspired by his first magnetic loop featured on this site, John takes loop building by the horns, and comes up with some excellent designs

How to Construct a Dipole - Basic and illustrated article on building wire dipole antennas. This page is about "how to build a dipole antenna"

Building a 2.4GHz 10 Element Brass Yagi  ^{updated  pop} - Build this home made yagi antenna for your 2.4ghz wireless ethernet.

TX RX Systems Inc - TX RX Systems Inc. manufactures signal boosters, rf antennas, transmitter combiners, cell enhancers, land mobile radios, duplexers, receiver multicouplers, bidirectional amplifiers, bda, rf amplifiers, rf filters, rf cavity filters, rf combiners, rf components, in building rf coverage, repeaters, repeater amplifiers, rf management equipment, rf systems, and rf solutions. TX RX Delivers Reliable Solutions.

Electronic Construction Tutorial - Everything you wanted to know about building stuff but were afraid to ask." This series was originally published in "73 Amateur Radio" between November 1997 and February 1998

VLF Loop Antenna - A project on building a VLF loop antenna

Icom IC-718 vs. FT-990 or IC-781 - Forum thread about IC-718 compared vs Yaesu FT 990 and Icom IC-781

Norm's Rotor Service - Norm's Rotor Service specializes in sales, service and parts for ham radio antenna rotators, antenna rotator, antenna rotors

Rebuilt Power Vacuum Tubes - ECONCO has been rebuilding vacuum tubes for more than 30 years. Our commitment to quality, and concern for the environment has won us the acclaim of clients worldwide.

Colboth - Antique and ham radio repair - Repair and restoration of not just antique tubed radios, but also new solid-state Amateur Radio products also!! Also, electronic kit building and troubleshooting, antenna grounding kits and products.

N4ATS.com - N4ATS - Devoted to the Yaesu FL-7000 Amplifier. I have been rebuilding, repairing, and applying modifications to the Yaesu FL-7000 amplifier for 15 years. Over 200 units completed and counting!

50MHz frequency counter, V-meter - Circuit schematic PCB and photo documentation on building a 50 Mhz frequency counter

6m SSB/CW transceiver - Building a SSB & CW QRP transceiver for 50 Mhz