Search results

Bobtails are vertical arrays that look like the letter "E" turned 90° clockwise onto its tails. They have 3 quarter wave vertical elements and are one wavelength long. The Half Square is a shortened Bobtail- it has 2 quarter wave vertical elements and is a half wave long.

A very short dipole with a good radiation efficiently plus a respectable bandwidth by S. C. Chuck Smith, WA7RAI

Free internet only Shortwave Broadcast DX newsletter.

Ten-Ten International Net, or 10-10 for short, is an organization of amateur radio operators dedicated to maintaining high levels of amateur radio communications on the 10-meter amateur band (28.0-29.7 MHz).

Italian BCL and shortwave dx club

HF Weather Fax lets you receive marine weather radiofascimile transmissions on your iPad, iPhone and iPod Touch. Just connect it to a shortwave radio tune in a weather fax frequency, and watch the images come in.

Short basic informations on QRP

A short good performing antenna for 70cm

A shortened 20m vertical antenna design made with 4Nec2

A 4 yagi beam VHF antenna made with PVC easy to carry in a backpack for portable operations

Yaesu FT-817 and MFJ-616 speech intelligibility enhancer product review & short takes columns from QST Magazine

The Icom IC-746 is quite a popular HF/VHF multimode transceiver which has one shortcoming in its standard configuration when used to operate modes requiring good medium-term frequency stability.

Flash Movie describing HF (shortwave) radio propagation to beginners. Very helpful aid in understanding.

Shortwave schedules around the world with frequencies in kHz and distance calculator. This web site is an online searchable database of current broadcasting stations. You can search for stations on the air now or for scheduled transmisssion periods and frequencies.

Shortwave Radio Schedules from Eibi/AOKI combined lists. Includes Google maps showing beam directions and long paths.

Mediumwave, shortwave, and amateur bands QSL cards collection

Address and links of many broadcasting stations

Notes on Axial-Mode Helical Antennas in Amateur Service. Helix Basics, Modeling Issues, and Short Helical Antennas Over Perfect Ground

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

Notes and information about G5RV antenna, analysis of short feed lines and relation with SWR

A shortened 160 meters band antenna for hams who do not have 260 ft of space, based on a open-wire-fed short dipoole

Specialists in shortwave radio, scanners, amateur radio, FRS (family radio), CB radio, antennas, accessories and publications since 1995.

A short dipole wire antenna for 40 meters band. It is a folded dipole that do not make use of coils and can be used either in horizontal or inverted V configuration

Shortened vertical antenna for 40 meters band an homebrew project

Basic of shortwave antennas

The GM4JMU Shortened 7Mhz Dipole

BADX is an association of shortwave, mediumwave, and longwave DXers and shortwave radio listeners. Membership is open to all.

Shortwave frequency list and swl links

A blog with loggings and information relating to shortwave pirate radio in Europe.

This short dipole antenna has been described by Nadisha, 4S7NR and may be of interest to anyone wishing to get on 80M (3.5MHz) that have limited space available.

Young Stars Radio Club, is a group consisting the short wave radio listeners' and DXers - having the hobby of radio listening and QSL collection, sharing the experiences and views about international radio broadcasting

Shortwave Monitoring Station in Berlin: DX news, HF propagation, greyline, DRM news, QSL gallery, audio recordings and more

Cobalt Pet is a weblog focusing on shortwave radio. It features shortwave reception reports, product reviews, photos, listening tips, and links. International broadcasters and amateur / ham radio operators are monitored and discussed.

Ebook by Akira Matsuzawa Tokyo Institute of Technology, Building blocks in RF system and basic performances, Device characteristics in RF application , Low noise amplifier design, Mixer design and Oscillator design

A guide on writing reports to broadcasting stations and obtaining QSL cards

VK3YE magnetic loop antenna plan that cover 7 Mhz to 20 Mhz and shortening loop can work on 21 Mhz.

Build an effective dipole antenna that needs much less space by adding two loading coils. This online calculator tells you how.

Mailing list for people interested in building radio and electronics equipment from kits or from scratch. Frequent topics include shortwave radio receivers, construction techniques, and ham radio project.

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

Emits daily 24 hour shortwave radio broadcast from Spain and targets international listeners who wish to find out about Spain and also Spaniards living abroad, who wish to keep abreast of news at home.

The antenna build into this project is made from 2 fishing poles on a fiberglass pole in the center.

This is Wimpey site,a full featured Ham Radio,CB,short wave police scanner and much more ARS KA4PNV

Kurzwelle, shortwave, Radio , DX, broadcasting, QRG, SWL, receiver, Empfnger, BCDX, DX-Clubs, hobby, QSL, schedules, Frequenzen

Pirate radio recordings, addresses, links and QSLs

American shortwave listeners' club

What is an EWE Antenna, comparisons, performance and homebrew plan

The Icom PCR1000 review by GW0KIG

A free radio station that is transmitting world wide on several shortwave frequency 's with loads of pirate and freeradio information.

The ZS6BKW antenna evolved from an optimization of the G5RV antenna. The SWR on 80m is too high and the 40 ft ladder line matching section is a little too long on 17m and a little too short on 10m

A page in french dedicated to the double bazooka antenna, with a short history of this antenna model and main characteristics including a comparison versus the dipole antenna and formulas to determine elements size.