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PostHeaderIcon EME 2018 Conference

Clicca sull’immagine per informazioni, aggiornamenti, programmi e registrazioni

 

PostHeaderIcon UBA 70 Hits The Airwaves

The Belgian IARU society UBA celebrates its 70th birthday. To celebrate the event, 59 special event stations will be active during the month of May 2018.

These callsigns will be: 
OT70ACC, OT70ALT, OT70ARA, OT70AST, OT70ATH, OT70ATO, OT70BDX, OT70BFA, OT70BSE, OT70BTS, OT70BXE, OT70CRD, OT70CLR, OT70CPN, OT70DIG, OT70DST, OT70EKO, OT70ERA, OT70GBN, OT70GDV, OT70GNT, OT70GTM, OT70HCC, OT70HRT, OT70KTK, OT70LGE, OT70LIR, OT70LLV, OT70LUS, OT70LVN, OT70MCL, OT70MLB, OT70NBT, OT70NLB, OT70NNV, OT70NOL, OT70ODE, OT70ONZ, OT70ORA, OT70OSA, OT70OSB, OT70OST, OT70PHI, OT70RAM, OT70RAT, OT70RCA, OT70RSX, OT70SNW, OT70THN, OT70TLS, OT70TRA, OT70TWS, OT70UBA, OT70WLD, OT70WRA, OT70WRC, OT70WTO, OT70YLC and OT70ZTM.
The suffix of these callsigns represent the local UBA club divisions, i.e. OT70BXE stands for Brussels East.
QSL will be available via OQRS on Clublog.

A commemorative award is available in three classes for working resp. 10, 20 and 30 different OT70 stations

Logsearch and award will be presented at no cost via the webpage 70.uba.be

Fonte: UBA

 

PostHeaderIcon WWSA Contest

The GACW (Argentinian Group of Radiotelegraphy - Grupo Argentino de CW) have the pleasure to invite you to a new edition of WWSA Contest (World Wide South America Contest).
This is a CW only contest, held every second weekend of June, during 24 hours. We count with your participation, it is very important for us.
For more information visit: http://contest.com.ar/gacw-wwsa
Best regards,

Andres, LU3HO
on behalf of GACW

 

PostHeaderIcon A Remote Controlled WiFi Antenna Switch

Introduction

This article describes the design and construction of a remote WiFi Antenna Switch for HF that is an order of magnitude more economical than any wireless remote switch available today. It is limited in its power handling and frequency bandwidth, but I believe it is of great use for most of ham radio operators.

 

Leggi tutto...

 

PostHeaderIcon Low-Cost 2,4 GHz Duplex Telemetry

by Reinhardt Weber, DC5ZM

The idee of this project was the wish puting my sat-rotor YAESU G-5600 in the attic avoidung two heavy control cables. This requires a radio controlled duplex telemetry connection for sending the key status and get back the analog values of meters for azimuth and elevation.

The project schown is an universal implementation with 4 digital und 4 analog channels for general apllications and is not restricted to rotors.

 

Click here to read all in PDF

Click here to construction of PCB's

 
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