20m short

Vertical antenna for 160 meter - This high antenna require a large ground composed by 40 radials. It's not very handy expecially in windy situations but is very powerfull in pile-ups. In italian

Build your own 20m vertical  ^pop - Build your own 50ohm coax fed 20m vertical antenna, so easy a 9 year old can do it, or at least help! And the budget? You may already have the materials on hand, or worse case spend $15 by Andrew Daniel - KI4QFY

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

Buddipole by ZR6KMD - A rotateable dipole specifically for the 20m based on W3FF Buddipole design by ZR6KMD

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 Shortwave Radio Broadcasting - Rhombic antenna for shortwave radio broadcasting, general description and radiation patterns

Antennas for MF and LF - Long Waves, Short Antennas, designing antennas for MF and LF communications

Grundigsw.com - Shortwave Radios from Germany & Worldwide!

Bermuda Contest Rules - Rules for contestants

K6BJ - Santa Cruz Co. Amateur Radio Club - The santa cruz county amateur radio club. activities, the newsletter short skip, events, links and other happenings about amateur radio.

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

Amateur Business CB Radios - Sell 2-Way radios and Accessories. Amateur Radio, Business Radio, CB Radio, FRS & GMRS, MURS, VHF-Marine Radio, Shortwave & Wideband Receivers, Police-Scanners in WA Usa

Free Radio Nova - Free radio nova on Shortwave

Achims Free Radio Desaster Priority listing - European free radio on shortwave and mediumwave.

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

US Shortwave Listener Call Signs - Easily obtain an official call sign identifier for your United States SWL Monitoring Station.

SWLing.com - Your beginner's guide to shortwave radio

Morse Tone Encoder - Generates Morse tones using the Soundcard. A neat tool for sending out short sequences of Morse tones.

Propagation Wizard - Freeware windows application that help in determine the availability of a shortwave link, by Rohde & Schwarz

DTMF encoder - Generates dial tones using the Soundcard. A neat tool for sending out short sequences of DTMF tones.

A 20m monoband Power Amp - The 20m monoband 4-1000 amplifier, by Jelmer (pa5r), Herman (pa0ten) and Frans (pa5ca)

K8RA P2 Iambic Key Review Priority listing - A short review of the K8RA P2 Iambic key, and a few pictures by W4INF

A Power Supply on the Cheap - Need a variable power supply that is short circuit protected and over voltage protected; Here is a good one that can be built cheap by VE3IVJ