A site for Amateur Radio Operators, by Amateur Radio Operators.





10501- 10520 of 10520 News Items
Cluster spot filter service and webcluster, receive your filtered spots via email or icq.
CE0Y/PG5M Easter Island
Easter Island SA001 holiday style dx-pedition from November 23-28, 2014
DX Summit by OH2AQ
DX Summit Web Cluster, built up and operated by the members of OH9W OH2AQ Radio Club.
FT4TA Online-Log
Tromelin FT4TA log online, search log powered by ClubLog
LU4HB Ham Radio Web Site
Amateur radio information, news and articles from Argentina
New York City Long Island Section
ARRL division New York
San Diego REMCOM
Amateur Radio/Emergency Medical Communications
Grey Line Map
Earth view, with satellite data provided by The Living Earth.
Ham Test Online
Online computer-based training for the amateur radio written exams
Lone Star Amateur Radio Association
Lone Star Amateur Radio Association
K2JJI Tryon Amateur Radio Club
Listen to the K2JJI repeater (146.70- PL 100.00 Hz) located on Fulton Co. NY. Coverage of grids near and around FN23/FN22.
Blue Mountains Amateur Radio Club
Blue Mountains Amateur Radio Club located in the Blue Mountains west of Sydney. Resources and Information for members and all radio amateurs.
ARRL US amateur radio bands
Download this color US ham radio band-plan in PDF format edited by ARRL
The Yagi Antenna - Presentation
A presentation of the Yagi Antennas, and other interesting tid-bits by Brian Mileshosky. This document explains basic concepts of Yagi-Uda antenna theory, influence of reflector and directors on global antenna gain and directivity of radio waves. A simple tape measure antenna project is also included.
Build a twin-lead Lindenblad Antenna for 70cm and 2m
This document contains the detailed instructions to build a homemade lindenblad antenna using a twin-lead as dipole elements. This document contains 9 pages and includes a detailed construction sequence and some drawings to build this antenna for UHF and VHF ham radio bands
The Lindenblad Antenna - Presentation
This is a presentation used at OVARC on the LindenBlad antenna construction. The presentation cover several topics about this antenna, from the basic antenna design, to the guide on how to contruct a custom lindenblad antenna for the 2 meters band and and 70 centimenters band.
How to program Motorola APX P25
Technical Reference/Programming Radio
How to program Motorola APX Series P25 Two-Way Radios for use with the OpenSPOT 2. This document covers some important steps to be followed to upload the correct codeplug to mMtorola P25 radios
Interactive Ham Radio Locator Map
Operating Aids/Grid Squares
This grid locator map uses Google map apis to find your QTH locator by simply clicking on the map. You can either enter your QTH locator and find the calculated distance and bearing between your QTH and another grid square.
XieGu Tech
XieGu Tech manufactures quality amateur radio transceivers and amplifiers designed by BG8HT. Xiegu focus is portable and self contained transceivers perfect for your next SOTA, hiking trip or travel experience.
From Windom Antenna to Multiband OCFD
Operating Aids/History
The Windom antenna, one of the oldest antennas developed for amateur use, has had a complicated history, one as interesting as the theory of the antenna itself.
VP8PJ DX Pedition to South Orkney
DX Resources/DX Peditions/2020 DXpeditions
VP8PJ by The Perseverance DX Group will activate the South Orkney Islands IOTA AN-008 from approximately Feb. 21, 2020 through March 5, 2020
E44RU log online
DX Resources/Logs
Online log for E44RU DXpedition to Palestine 2020
70 MHz 4m Slim Jin Antenna with Ladder Line
An experimental slim jim antenna for 70MHz band made with a wireman slotted line.
IC-R20 by Icom. Wideband Receiver Professional radioreceiver, allow double receiver, from HF to Microwave, digital recorde, DTCS, Memories and 11 hours countinuous reception.
Top Amateur Radio Websites - Issue 1939
Micro24 Cigarette Pack SSB QRP Transceiver for 20m , Moxon Antenna for 7 MHz, 9 Circle RX antenna, A Moxon Antenna for Satellites, Top Band Receive Loop Antenna, A Cheap Portable Mast Support, NanoVNA, Homebrew a High Performance SSB RTX for 14 MHz, NanoVNA Saver , The Micro20 III Pocket Size SSB RTX for 20m
Red Pitaya STEMlab 122.88-16 SDR Kit Basic
SDR Kit Designed for HF+50MHz and RF applications that requires DAQ systems with high precision.
Top Amateur Radio Websites - Issue 1940
80 Meter Shortened Ground Plain Antenna, LogHX freeware logger software, Antenna Calculation Software , Arduino ACCU Keyer , The Arrow Antenna Portable VHF antenna, Anytone Tech Web Site, Frequency counter project, OQRS Hints and Tips Explained, One-turn loop inductance Online Calculator, BKLog - log book and contest program
The Best Amateur Radio Links of 2019
Some of the best amateur radio links we reviewed during the 2019
The SOTABEAMS bandpass filter
New 2 metre filter stops interference
IOTA news from OPDX
Weekly IOTA News - compiled by Tedd Mirgliotta, KB8NW, editor of the Ohio/Penn DX Bulletin
DXCC Country/Entity Report
According to the Amateur Radio Cluster Network for the week of Sunday, 5th/January, through Sunday, 12th/January there were 213 countries active
Amateur Radio Satellite talk in Basingstoke
Noel Matthews G8GTZ will give an introduction to the geostationary satellite QO-100 at the Makerspace in Basingstoke at 7pm on Tuesday, Jan 14, this is a free open evening all are welcome
Sign up now for Morse Classes in Essex
Morse code classes resume at Danbury Village Hall, Essex, at 7pm on Thursday, January 16, complete beginners are most welcome
Ham radio email reflector for the South-West
The RSGB Region 11 Volunteer Team have set up an email reflector to help facilitate cooperation between local radio amateurs and clubs in South Gloucestershire, Somerset, Dorset, Devon and Cornwall
AMSAT-DL announces a new QO-100 down converter V3d
The first version of the AMSAT-DL down converter was built in early 2019, enabling many stations to become active on QO-100 for the first time. Since then, a lot of operating experience and new insights have been gained, which have flowed into the new board V3d


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