short wave repair

The 160M Homebrew Vertical - The 160M "No Excuses" Homebrew Vertical is a 27 ft. vertical antenna, made from three 10 ft. PVC sections bolted together, and half wavelength of antenna wire helically wound around the PVC sections by K6MM

Dipole for 40 meters - Shortened dipole with traps for 40 meters band in portuguese

Shortened dipole for 80-40 meters - A shortened dipole for 80 and 40 meters band in spansih

Dual Loop 80 and 40 Meter  ^pop - A dual loop antenna, ZZ Wave Net HF Wire Antenna Project by VE6VIS. The antenna is basically a full wave 80 meter loop on top and a 40 meter loop on the bottom all supported from a 64 foot center support

Inverted Vee monoband antenna - This project will enable you to build a monoband long wire inverted vee with 3/4 wave length sides that will have a bit of gain

Better Feedline Loss Measurements with Antenna Analyzers - Various publications through the years have shown how the SWR measured on a shorted (or open) feed line can be used to calculate feed line attenuation

SWL Receiving Antenna Ideas - Shortwave radio receiving antenna experiments, on 30 and 40 meters band with pictures, schematics and descriptions.

Rhombic Antenna for 30m - 6m - Rhombics are high gain directive wire antennas

Wlan antenna Waveguide type - This antenna is constucted only of a cylindrical can and a N connector with centre tap lengthened

The FD4 (FD3) Windom Antenna  ^pop - The 4-band Fritzel model FD4 is a special version of a Windom antenna. It is a half-wave long on the lowest frequency, and is fed from a coax cable through a transformer inserted in the wire at one-third from one end

K8GP Delmarva VHF and Microwave Society - K8GP web site, home of the Grid Pirates Contest Group.

Bermuda Contest Rules - Rules for contestants

GM4CXM Ray - Home page of the Amateur Radio station of GM4CXM located near Glasgow in Scotland. Dedicated to VHF and microwave operations

Local Area Communications - Communications for short distances can be done in VHF or in HF mode, here is explained the differences.

Lowe electronics - UK dealer for pmr audio accessories, batteries and cases, audio accessories and airwave tetra products

HMC Electronics - We offer brand name products including metcal, loctite, weller, hakko, kester, lindstrom, desco, fluke, 3m, xcelite, chemtronics, xuron, tech spray, excelta, intermetro, scc, luxo, ideal, micro care, and scienscope. Products for Electronic Assembly and Repair. MA USA

AVVid - Repair service - Amateur Radio Service Center, quality repair of Kenwood and Some Icom equipment, TX USA

Alpha Amplifier Upgrades - Alpha 77D,DX,SX, Alpha 76, Alpha 78 and 374 repair service and upgrade kits

WA8SAJ Drake repair service - Drake Radio Repairs by Jeff WA8SAJ

WA4GEG Repair Service - HamRadioBug.com the new home for Electronic Equipment Service. Yaesu high-end series SSB/CW transceiver repair

Ham Repair - Ham Radio repair of all major brands and models, located in Carrollton, Texas, which is just north of Dallas, and have been serving the Amateur Radio community for over 20 years.

Burghardt Amateur Center - Yaesu Kenwood Alinco AEA Icom Geochron Phillystran dealer. Offer used products, custom products external relay box, antenna input protector and repair service

Free Radio Nova - Free radio nova on Shortwave

Printable SWL QSL log template - Free printable template for QSL log reports. Mainly for shortwave listening. Pdf file by Mike Chambers

PalmProp - PalmProp is a software for PalmOs dedicated to the forcast of HF radiowave propagation by f5hla