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Amateur radio propagation studies
Science, research, engineering, operating; 50 MHz, 144 MHz, Sporadic-E, Aurora, FAI, EME, the 'BeamFinder' analysis software by DF5AI.
http://www.df5ai.net/
VHF Weak Signal Solutions by SM5BSZ
Designing and building equipment for VHF long distance communication by SM5BSZ, founder of famous Linux Based VHF Radio
http://www.g7rau.co.uk/sm5bsz/default.asp
EI4IX's VHF Website
Dedicated to 50MHz and 144MHz in EI. Real audio clips of Aurora,Tropo,Meteor Scatter,F2,Sporadic E and TEP propagation.Search Online logs.
http://www.qsl.net/ei4ix/
PE1OGF
John's New VHF Home Page
http://home.iae.nl/users/pe1ogf/
Todd Emslie's TV FM DX page
Australian page featuring 45-108 MHz VHF DX via Es, multi-hop sporadic E, TEP, and F2 propagation.
http://www.geocities.com/toddemslie/index.html
USA VHF/UHF Standings
VHF/UHF/Microwave/EME Standings, a Who's Who on top in USA
http://www.arrl.org/qst/worldabove/standings.html
OZ4VV's VHF Dx`ers Website
News - Links - Scandinavian Chatpage - Top Lists. All about VHF dxing from Scandinavia by OZ4VV.
http://www.oz4vv.dk/
WB5APD vhf/uhf/weak signal and meteor scatter web site
Weak Signal VHF/UHF. High speed cw meteor scatter (HSMS) plus digi-modes. Software links and downloads available.
http://www.qsl.net/wb5apd/
VK5KK's VHF+ Projects
Microwave DX from Down Under
http://www.ozemail.com.au/~tecknolt/
Online VHF-DX Database
Online VHF-DX Database with information on more than 43000 members.
http://vhf-dx.scam.de/index.htm
KC6WFS's Ham Radio Home Page
KC6WFS's home page
http://www.nitrophotos.com/hamradio.html
Calicut Radio Society
Live propagation and VHF repeater information in India.
http://geocities.com/calicuthams
DK5YA VHF: The World of DX Above 50 Mhz
50 and 144 Mhz news, Aurora information, clubs and groups, moonbouncing, expeditions, hardware, forum, meteorscatter, satellites, software, solar and tropo weather news.
http://www.dk5ya.de/
PA5DD - VHF and Microwave
Station description, logbook, and technical corner resources.
http://home.tiscali.nl/~nouchavw/
KB2VGH's VHF+ Homepage
Jeff, KB2VGH's Home page. Currently on 6m, 2m, 70cm FM, 23cm, 3cm (10GHz), 1.25cm (24GHz) and Laser.
http://www.qsl.net/kb2vgh/
KQ6BS Jim Bridge Home Page
VHF weak signal and railroads in Southern California, USA.
http://www.qsl.net/kq6bs/
Ham Radio USA
VHF/UHF mailing list, district 7 Skywarn for Northeast Tennessee, and links. Free downloads.
http://www.hamradiousa.net
144MHz News Bulletin
144MHz News Bulletin - Updated nearly Daily or when new articles are found.
http://www.144mhz.co.uk/
VHFOnline
Everything needed for the VHF and UHF enthusiast. Propogation information, webboard, chatroom, callsign lookup, repeater lookup, and net schedules.
http://www.vhfonline.com/index.html
VA3RR
VHF from Canada
http://www.qsl.net/va3rr/
VHF AND UP
by IW9CER and IT9IPQ, vy fine
http://www.fortunecity.com/littleitaly/dechirico/19/index.html
VE2PIJ VHF & weak signal site
Grid Square List, VHF - UHF Contest Calendar, Rules, Results, Forms, Certificates, Log
http://www.qsl.net/ve2pij/index.html
VHF/SHF Amplifier Manufacturer
Amateur Radio Solidstate Amplifiers for VHF - SHF by G8MBI and F5FLN. 10GHz Solidstate amplifiers 144MHz High Power Solidstate amplifiers.
http://www.rfham.com/
WA1OUB 50 MHz Es/E/F2 propagation
This page represents 50 MHz Es/E/F2 propagation analysis with Europe and N. Africa to WA1OUB.
http://www.conknet.com/~b_mobile/
W3SE Home Page
HF/UHF/VHF, Weak Signal, HSMS, DXing, Contesting, VE Testing
http://www.qsl.net/w3se/
WG3E/VHF Test Contest Program
Offers freeware DOS-based VHF contesting program for rover and single-op classes that runs on very low-end PC hardware. Includes screen-capture program tour and scores and photos from users of the software.
http://www.op.net/~ahuber/
Web-Cluster
OH2BUA Web Cluster 144 MHz
http://oh2aq.kolumbus.com/dxs/144.html?
I3LGP home page
Description of Giulianos VHF activity.
http://www.math.unipd.it/~artico/i3lgp.html
K9SE E-Layer Propagation Assessment Page
K9SE (ex-K0BI, Jim Roop) provides e-layer propagation assessment software for the VHF radio amateur.
http://home.netcom.com/~wb9qiu/
G7RAU's Homepage
With VHF Hamradio Software
http://www.g7rau.freeserve.co.uk/
GM4JJJ - Moonbouncing and Ham software
GM4JJJ, David with EME on 144 MHz and Astronomy. MoonSked Software for Moontracking for Macintosh, Windows and Palm Pilot.
http://www.qsl.net/gm4jjj/
G0GJV
Author of VHF contest logging software. Intended for the British RSGB VHF contest rules, but may be useful elsewhere.
http://www.mjgoodey.connectfree.co.uk/
PA3CEG
Different topics, pictures, and constructions from 144 Hz up to 76 GHz.
http://www.qsl.net/pa3ceg/
N0NMC's Ham Radio VHF/UHF Page
VHF and Amateur Radio Ring site. Software for Radio Amateur's. N0NMC's Ham Calculator. Call sign lookup. VHF (50 MHz.) propagation link.
http://www.qsl.net/n0nmc/
OZ1IEP Denmark
Amateur radio operator profile and information on VHF/UHF contest, DX, log of activities, and contacts.
http://home1.inet.tele.dk/chalkier/
OZ1ALS
Homepage of radio club oz1als, contest results, and pictures.
http://www.qsl.net/oz1als/
OZ1RH homepage
Troposcatter, 50 MHz meteor scatter, ground gain for eme, radiation angle: OZ1RH homepage.
http://www.qsl.net/oz1rh/
ON1CAU
A great page for space OP's
http://users.skynet.be/on1cau/
The Four Metres Web Site
Information about the 4m or 70MHz band. This band is allocated in the UK, ZB2, 5B4 and S5 and is also good for cross band to 6m.
http://www.70mhz.org/
VHF & UHF QRP operation
Contains 2m, 70cm and 23cm logs, PIC guidance and details of Sheffield's sewer gas destructor lamps.
http://www.yorks8128.free-online.co.uk/G/3YJR.htm
G4YYB
Amateur Radio And Internet Linking
http://www.qsl.net/g4yyb/index.html
The G7ORR and GW7ORR VHF DX Site
The G7ORR and GW7ORR VHF DX and contest website.
http://www.g7orr.pwp.blueyonder.co.uk/
EB5GSM
Pagina personal de eb5gsm radio amateur. VHF from Spain.
http://www.turiadesigns.com.es/eb5gsm
DF9IC
German VHF - UHF operator presents operational and technical information, map grids and photos.
http://www.df9ic.de
Toplist 50MHz - 241GHz
Toplist for UHF/VHF 50MHz to 241GHz, worked grids, DXCC, WAS, and EME initial Toplists.
http://www.vhf-dx.net/
OZ9AAR
EME, Amplifiers and projects by Carsten, OZ9AAR
http://www.moonbounce.dk/
Amateur Radio Repeater Websearch
Database collection from plain text and repeater listings over the internet.
http://rptr.amateur-radio.net/arn/rptr/index.html
OH5RAC and OH5SHF beacons
Description of 28, 50, 432 and 1296 MHz beacons in KP30HV with photos of equipment and antennas, etc.
http://www.kolumbus.fi/oh5iy/beacons/Beacons.html
VHF UHF Amateur Radio Website by VE3DSS
VE3DSS Website - VHF UHF Propagation Information for VUCC and WAS Awards. Information for Canadians, VE3ONT history, audio clips of VHF UHF Signals on six metres and above. VE3VHF links.
http://www.qsl.net/ve3dss
SV1BSX's Web page
VHF - Homebrewing, VHF Live Cluster, Antennas VHF, AO-40 satellite pages
http://www.qsl.net/sv1bsx
G4RRA Web Pages
G4RRAs VHF/UHF Site, station details and information
http://mysite.freeserve.com/4rra
gb3bo repeater
web site for 2mtr amateur radio repeater station in Bolton Lancashire on 145.775 and internet linked via Echolink
http://www.gb3bw.com
RepeaterLink
user-updated database search for Linked & Stand alone Repeaters by area, and Repeater Systems that Link two cities together
http://www.repeaterlink.org
DF6NA
Special emphasis on VHF/UHF/SHF, EME, Meteor-Scatter, Rain-Scatter, Aurora, 10GHz, 24GHz.
http://www.df6na.de
IRLP Node 8200 - Tokyo, Japan
Technical information and photographs of the first IRLP node in Asia.
http://tvtokyo.com/irlp.html
KE4HTM
Lists calling frequencies for the different modes on the Amateur VHF - UHF bands
http://www.geocities.com/lordbane/hamcall.htm
G3UTS
Home Page for G3UTS
http://www.qsl.net/g3uts/
NF2G Scannist Pages - Upstate NY
Scannist Pages for Upstate NY
http://www.nf2g.com/scannist/index.html
PE1LCH
Home Page of PE1LCH
http://www.qsl.net/pe1lch/
OH8K Radio Club MS-expeditions
Tales about ARC OH8K's MS-peditions to rare and semirare grids in the Northern part of Finland. Antennas and towers, equipment at KP44HE in Sotkamo.
http://www.qsl.net/oh8k
KH6FOO
Hawaii-Californian Tropo ducting reports
http://hiloweb.com/kh6foo/
VHF in Ireland
Lots of EI related VHF information. Also includes an EI callbook, EI e-mail listings, and EI web sites.
http://www.qsl.net/ei7gl/
EI5FK's VHF Ham Radio Website
Ham Amateur radio of EI5FK in Ireland, 60 foot tilt over tower construction, profiles of other Irish amateurs, Meteor scatter and more VHF information Who is "active" on VHF in EI, Solar Auroral and Tropo information, Vhf logs and maps, Vhf links in EI and elsewhere, meteor scatter information, and panoramic views.
http://www.qsl.net/ei5fk/
WB8ERJ
Amateur SSTV from MIR, a 2 meter antenna for bicycles, working the AO-27 satellite portable, and photographs.
http://www.qsl.net/wb8erj/
49MHz Hobbyists Reflector
An email reflector and website for radio amateurs who enjoy or are interested in the unlicensed 49MHz QRP band.
http://groups.yahoo.com/group/49megahertz/
My VHF by KG4BMH
Weak signal and contesting on 144mhz. With contest rumoured scores and soapbox.
http://www.geocities.com/kg4bmh/kg4bmh.html
Shelby Amateur Radio Club's VHF Emergency Net
Shelby amateur radio club's VHF emergency net is open to all within the repeater's coverage area. 146.880 and 147.345 are the repeater frequencies. Shelby Radio Club is the sponsor of the Shelby hamfest.
http://sondancer.net/sarc/sarcnet.htm
HB9CAU Transponder
HB9MPU Transponder and Beacons. The complex at HB9MPU (JN47HD, 1000m ASL) consists of a set of microwave beacons and a very sophisticated transponder system in Switzerland.
http://www.qsl.net/hb9cau/
SM5DCX
Lars on 144 MHz with EME from Northern EU, Sweden.
http://home.swipnet.se/sm5dcx/index1.htm
HB9G RV58 Repeater French-Swiss Radio Amateur
French-Swiss Radio Amateur Repeater, located in Switzerland, at 1628 meters. Frequency 145725 Mhz VHF
http://www.glutte.ch/
G4CCH EME 1296Mhz
News of latest radio activity, initial contacts list, recordings of EME signals, information about station, and overview of latest projects.
http://www.qsl.net/g4cch/
K3PGP Experimenter's Corner
Covers experimental work from VLF through laser by K3PGP, one of the EME pioneers.
http://www.k3pgp.org/
WA1MBA
Devoted to Amateur Radio Microwaves, including the microwave reflector, rainscatter, and various information. Primarily for 903 MHz and above.
http://www.wa1mba.org/
Azimuthal Equidistant Projection
Online map creation using AZ_PROJ v1.1.6.
http://www.wm7d.net/azproj.shtml
G3PHO Amateur Radio Station
Peter Day, Sheffield, England station guide to microwaves features articles, league tables, and microwavers' email list.
http://www.g3pho.free-online.co.uk/microwaves/ghz.htm
Amateur Radio Satellite Activity by KH6RH
My logbook of current amateur radio satellite activity, along with 50 mhz activity and satellite antenna projects from Hawaii.
http://home.hawaii.rr.com/kh6rh
K1UHF
K1UHF VHF an above weak siganl site.
http://www.qsl.net/k1uhf/
YO3DMU Home Page
The YO3DMU VHF Home Page. Provides some information abouth the YO VHF activity.
http://www.qsl.net/yo3dmu/index.html
CN2DX - VHF activity from Kingdom of Morocco
Activity VHF from Morocco, CN2DX aka HB9HLM
http://radioamateurs.eicn.ch/cn2dx
John's Radio Homepage, G6AZV/M5AHQ
Amateur radio activities (particularly contest) for John (M5AHQ / G6AZV). Particular interests in VHF / Microwave contesting and 6m sporadic E operating.
http://www.g6azv.freeserve.co.uk/radio/radio.htm
VHF UHF Contesters
W9ICE Indianapolis Carmel Experimenters. VHF UHF contest group from EN60.
http://www.w9ice.com/
WB2REM I-Link Boards
WB2REM-G4CDY I-LINK Boards are available through this site. Provides information about I-Link including help files.
http://www.ilinkboards.com
PA0CIS VHF-Homepage from the Netherlands
Its mainly dedicated to VHF equipment. You will find schematics and pictures of various VHF amplifiers
http://www.pa0cis.mine.nu/
LNA Technologies
Preamps: low noise preamps; cavity preamps; power dividers.
http://www.lnatechnology.com/
CQdx Dutch Hamsite
CQDX Dutch Hamsite with MUF-Info, Hamstart, and Hamsale. Origin: Netherlands
http://www.cqdx.nl/
OZ1PIF, Peter Frenning
Peter's VHF-Page, Member of OX2K Greenland Moonbounce Gang
http://hjem.get2net.dk/oz1pif/
PA3CSG
This site contains information for the radio amateur involved in serious VHF/UHF SHF work. It presents some descriptions of equipment build by me.
http://www.qsl.net/pa3csg/
QEX: Forum for Communications Experimenters
The purpose of QEX is to: 1) provide a medium for the exchange of ideas and information among Amateur Radio experimenters 2) document advanced technical work in the Amateur Radio field, and 3) support efforts to advance the state of the Amateur Radio art.
http://www.arrl.org/qex/
TK5JJ - JJ Filippi - Ajaccio
EME, MS, and Tropo from the island of Corsica.
http://www.qsl.net/tk5jj/
RMCWEB
Information on the UK amateur radio repeater networks.
http://www.coldal.org.uk/repeater.htm
S55AW Home Page
Meteorscatter, Tropo, Es
http://www.qsl.net/s55aw/
Space Environment Laboratory
NOAA's Radio Users' Page
http://www.sel.noaa.gov/radio/radio.html
SaltgrassLinkSystem
Amateur Radio Repeater System information.
http://www.members.tripod.com/saltgrasslink/
OM7AQ VHF and UHF pages
VHF, UHF,satellites, EME - ants, coax. cable datas, LNA, and PA.
http://www.om7aq.host.sk/
ND2X - QRO via Russia + Mobile Ops
Data about surplus Russian tubes and examples of PA's which use them from HAMs around the world. Also, depiction of my personal (primarily) VHF mobile station/operations.
http://www.nd2x.net/
LA0BY, Stefan from Norway
VHF from Scandinavia, EME, Tropo, Aurora and expeditions.
http://www.qsl.net/la0by/
G0RUZ VHF, UHF & SHF DX
G0RUZ Weak-signal DX on 50,144,432 and 1296 Mhz for the Radio Amateur
http://www.g0ruz.net/
An Amateur Radio miscellany at G1OGY.com
Activities and interests of G1OGY; V/U/SHF Contesting and associated projects.
http://www.g1ogy.com/
DG5CST - Private VHF homepage
Homepage of Sebastian Schumann, DG5CST, from Zwickau, JO60ds
http://www.vhf-dx.de/
Practical Wireless 144MHz QRP Contest
This contest, with a 3W power limit, is held in the UK every June. Here are rules, results, stationery, online entry submission and other info.
http://www.contest.org.uk/
GM-23 Scotland 1296 MHz scene
A resource centre linked to the GM-23 group of 23cm enthusiasts based in Scotland and the Northern half of the UK.
http://www.qsl.net/gm4wll/23/23index.htm
I4XCC 144 Mhx DX
DX on 2m band - short technical articles by Italian Ham I4XCC
http://www.geocities.com/i4xcc
The KA5TJI Homepage
Amateur Radio and Personal Homepage by Paul from Kingwood, Texas
http://pturman.home.texas.net/homepage.htm
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