G4VXE.COM

Amateur Radio - or at least, my version of it.

Monday, July 24, 2017

50MHz FT8 and aircraft scatter

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Playing with the new FT8 mode on 50MHz, I spotted something interesting on semi-local signals affected by aircraft scatter. On JT65A, I noti...
Sunday, February 22, 2015

70MHz cumulative - and more SSTV from the ISS

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Randomly, I was browsing through Facebook this morning and I noticed Paul G4RRA say that he was about to drive up to the site for the RSGB 7...
3 comments:
Saturday, February 07, 2015

Raspberry Pi2 up and running; DUMP1090, Piaware, GPredict as well as browsing the web

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The Raspberry Pi2 was delivered very quickly - thank you CPC! However, owing to a bit of silliness on my part I didn't get it running un...
3 comments:
Monday, February 02, 2015

Raspberry Pi 2 ordered

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I was excited to see the Raspberry Pi 2 announced today One is on the way. It will be interesting to see how it works out - particularly f...
2 comments:

A little DSTAR activity

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I'd not been on DSTAR for a while. Mostly because the Raspberry Pi that I generally use for the gateway has been busy on ADS-B duty. L...
Sunday, February 01, 2015

Receiving SSTV from the International Space Station

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You might remember that before Christmas, I missed the opportunity to try receiving some SSTV pictures from the ISS. Although I missed it, ...
Sunday, January 25, 2015

First garden portable activity of the year on SO-50

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Yesterday, it was a cold but dry day and I thought it would be fun to go out in the garden and see what I could hear and work on SO-50. I q...
2 comments:
Thursday, January 15, 2015

Bouncing a signal through the NO-44 satellite

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One of my favourite tweeters on radio matters is Patrick WD9EWK  Patrick is a keen member of AMSAT and the wider amateur satellite community...
Saturday, January 03, 2015

What I've been playing with over Christmas and New Year (anyone want a nice FT1000MP?)

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With my return to work on the horizon on Monday, I've been thinking about what a nice holiday I've had. Although I've had to do ...
Monday, December 29, 2014

A taste of remote operation with Justin G4TSH

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It was great to have Justin G4TSH join us for Christmas again this year. In between the the obligatory and very enjoyable Christmassy ac...
Wednesday, December 24, 2014

Merry Christmas: SSTV, ISS Packet, SatPC32 and other stuff

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No posts for the last little while! Like most people, I guess, the run up to Christmas has been busy. But since finishing work on Friday, in...
Sunday, December 14, 2014

An unexpected antenna problem

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Last Friday, I was working from home. I generally have one of the radios on in the background and of late, it has been the revived TS-940S,...
Saturday, November 15, 2014

TS940 back on the bench

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After its' trip to James M1APC, the TS940 arrived back here on Thursday. I had a slight fright when it arrived back, when it needed a r...
Tuesday, November 04, 2014

Resurrecting the TS-940 with the help of James M1APC

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Having enjoyed using the IC-740 over the last few weeks and making some fun HF QSOs, there was another of my old HF rigs that I wanted to ge...
Sunday, November 02, 2014

How had I missed this? The FT-8900 does AM on 28MHz!

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How long have I had my FT-8900? Four, five years, maybe? Of course I knew it received AM on air band and have used it on there from time to ...
Tuesday, October 28, 2014

Exciting news for 70MHz FM enthusiasts: Wouxun and TYT mobile offerings on the way

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Interesting news that I've picked up over the last couple of days is that both Wouxun and TYT will be offering a version of their quadba...
2 comments:
Monday, October 27, 2014

Remembering Julian Moss G4ILO

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It was with much sadness that I read of Julian's death last Friday on Twitter and then on his blog Like many others who have tweeted o...
1 comment:
Sunday, October 19, 2014

The Noble Radio NR4SC 70MHz rig: weak signals

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I was very conscious, having been playing with the rig that I really hadn't put it on any sort of decent antenna. Well, I still haven...
3 comments:
Thursday, October 09, 2014

New version of DSD+ released

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With more digital radio appearing on the bands - I noticed the GB7BS (Bristol DMR) repeater coming on stream last weekend, you might want to...
Tuesday, September 30, 2014

Noble Radio NR4SC update: strong signals

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I had a few minutes to play in the RSGB 70MHz activity contest this evening. Although I was still only using the vertical antenna which is ...
Monday, September 29, 2014

Back to basics with the IC740

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For the last few weeks, the IC-740 which was sitting quietly under the bench had been niggling at me. I had no HF rig on the operating bench...
Saturday, September 27, 2014

First impressions of the Noble Radio NR4SC 70MHz CW/SSB rig

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After my post mentioning the release of the new Noble 70MHz rig, I very quickly had an email from Rob PE9PE. Rob and I operated together on...
1 comment:
Monday, September 15, 2014

A new 70MHz mono-band radio from Noble Radio

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Rob, PE9PE got in touch to let me know about the new 70MHz mono-band rig from Noble Radio The rig produces 10W out - you can see a full ...
Friday, August 22, 2014

Raspberry Pi, RTL-SDR and PiAware - feeding ADS-B spots to the Flightaware network

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Earlier in the week, the nice people from Flightaware got in touch and mentioned they had some software called PiAware. This software run...
Sunday, August 17, 2014

Practical Wireless SOTA VHF weekend 23-25 August 2014

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Just a quick reminder that next weekend is the August Bank Holiday weekend and Practical Wireless are encouraging VHF/UHF operators to opera...
3 comments:
Tuesday, July 22, 2014

Reflections on the passing of VO-52

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Unfortunately, our concerns were well-founded. Yesterday, on the AMSAT bulletin board, the official news of VO-52's passing was announce...
Sunday, July 20, 2014

VO-52 satellite missing in action

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It's been a busy couple of weeks here, all good, but busy. Last weekend, a visit to the shack coincided with a pass of VO-52 according t...
1 comment:
Tuesday, July 08, 2014

VC1T copied in the UK on 144MHz

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I'm indebted to Roger, G3XBM for pointing me at the news that the VC1T expedition was heard in the UK on 144MHz by G4SWX, but unfortunat...

UKube-1 satellite heard on first pass....

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The UKube-1 satellite was launched this evening with the first pass due over the UK at 2014 local time. Coincidentally, supper had finishe...
Friday, June 27, 2014

A day of variety: Legal AM/SSB CB, patchy 50MHz Es and fun on VO-52

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Some would say it was 30 years too late, but here in the UK, today was the day that AM and SSB CB was made legal on the CEPT 'mid' ...
2 comments:
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