Archive for 2019
News for England South-East – 3 November 2019
We start with clubs that have more than one event this week. Burnham Beeches Radio Club has its net this Sunday and next Sunday from 10.30am on 145.500MHz. On Monday there’s a construction evening. Contact Greg, G4EBY, via email to ebytronics@gmail.com. Radio Society of Harrow has its shack open this Sunday, and on Thursday and […]
News for England South-West – 3 November 2019
North Bristol Amateur Radio Club has its net this Sunday and next Sunday from 8pm via GB3AC. Wednesday sees an open net from 8pm via GB3BS. On Friday there’s a general relax-and-chat meeting, then on Saturday there’s a DMR net from 7pm via the SW cluster TG950 slot 2. Details from Mat, G7FBD, via email […]
News for Wales – 3 November 2019
On Monday Cleddau Amateur Radio Society has an EGM from 7pm. Contact Heinz, MW0ECY, on 0774 804 7008. On Monday Dragon Amateur Radio Club has its annual construction competition. Details from Simon, MW0NWM, via email to darc.secretary@gmx.co.uk. On Tuesday Wrexham Amateur Radio Society has an inter-club quiz. Contact Eifion, via email to wrexham.ars@gmail.com. On Wednesday […]
WRC-19 Day-4: Consensus, or Not
WRC-19 takes decisions based on consensus rather than votes. Day 4, Thursday October 31st provided a few examples of the extremes, of when views converge, or not. Wireless Power for electric vehicles (WPT-EV) managed to reach consensus on one of its core regulatory aspects. Subject to finalisation, ‘No Change’ will be made to the ITU […]
WRC-19 Day-3: kHz, MHz and GHz
Amateur radio interests at WRC-19 span an amazing range of frequencies and applications from kHz to GHz. Day-3 saw the start of the Wireless Power Transmission topic. Agenda Item 9.1.6, specifically considers its high power use for charging electric vehicles, termed WPT-EV. Whilst it operates at relatively low frequencies such as 19-21 or 79-90 kHz, […]
RadCom Plus, Vol. 4, No. 1
To read this edition, tap or click cover image Contents 3 VnArduino An Arduino VNA: vector network analyzer 11 The pros and cons of multiband inverted-V antennas Investigates the radiation performance of multiband antennas when deployed in horizontal or inverted-V configurations 16 A single frequency repeater Simultaneous FM Tx + Rx at VHF, as first […]
