40 metre beam

Optimised Six-Metre Yagi - Design for a 5 element beam on a 23 foot boom with an unusual combination of performance characteristics

80 meters wire antenna  ^pop - A reduced-size 80-meter antenna designed for small lots, portable use, and a fine companion for QRP

80m 4 element delta loop antenna - A four element delta loop antenna for the 80 meter band providing a forward gain of 6 dBi by F5VKM

80Mt rotating Quad - 2el 40Ft front to back spacing 80 meters Quad antenna

Half-sloper antenna for 40-80 - K9CZB QST article about sloper antenna project for 40 and 80 meters band

Fixed inverted vee antenna for 80m - Infos and plans for an Inverted V wire antenna for 80 meters band

3905 Century Club - The 3905 Century Club operates WAS and DX nets on 20,40,80,and 160 using SSB, CW, RTTY, and PSK modes.

1721 Hf Roundtable Group On 40 Meters! Priority listing - The 1721 HF Roundtable Group meets nightly on 7.261 + - QRM. Just a big ham radio family. Informal QSO'S in a rountable fashion.

ARROW - Ann Arbor's Ham Radio Club - ARROW is Ann Arbor's ham radio club. We operate repeaters on 2m, 220, and 440, as well as conduct ham radio classes, license examinations, and a variety of other activities.

50 Mhz Sounds - Large collection by vk2qf

WebSDR in USA W4MQ  ^{updated  pop} - Internet Remote Base WebSDR radio receive from Reston, Virginia with remote control cover 160 40 and 20 meters band

Gizmotchy Antennas - The Gizmotchy high performance horizontal and vertical beam antenna for 2/6/10/11 meter bands

HEX-BEAM - Traffie Technology - Hex-Beam antennas manufacturer, a new approach to beam design, using hexagonal array style, by Traffie Technology

W3FF Antennas Buddipole - The Buddipole is a hi-tech, take-apart dipole designed for HF portable operations. The antenna uses a multi-band adjustable coil for all bands 40m - 2m.

UK Six Metre Group - UKSMG news, message board, and articles dedicated to encouraging amateur radio on 50MHz around the world.

408 MHz Survey - Survey of galactic synchrotron radiation at 408 MHz in the south of England using a 10 metre dish and a Dicke radiometer

TCM3105 - Updated modem construction info for BAYCOM pgm

9H1LO Stanley - Satellites and Oscar 40, Microwave and ATV

Amateur Radio Propagation Studies - Amateur radio propagation studies (science, research, engineering, operating) and the BeamFinder propagation analysis software

Listening In - A monthly publication of the Ontario DX Association - available in print, tape and email versions.

EasiLOG - Log For the Radio Amateur on all bands from 180 metres to 24GHz by G0MDO

MRP40 Morse Decoder  ^{updated  pop} - Program to receive morse code via sound card, Windows 9x/Me/XP, it allows to transmit morse code from the keyboard. Includes a comfortable Audio Analyzer Display. Successor of known MRP37

Ezp140 - Easy Packet Radio program for TAPR-style TNCs

Trident TR-4000 - Program for PC control of the Trident TR-4000 / Camnis HSC-150 handheld radio scanner

IK3OIL Ham radio homebrewing - A site devoted to Amateur Radio Homebrewing, CW-decoder, CW QRP Transceiver for the 40 & 20 meters band, CMOS reader