Showing posts with label dreamers band. Show all posts
Showing posts with label dreamers band. Show all posts
1 Feb 2018

Sub 9kHz amateur radio

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Although far from perfect, I try to keep up with the latest news about amateur radio below 9kHz. Quite a lot is happening. Surprisingly,...
14 Dec 2017

Dreamer's Band (sub 9kHz amateur radio)

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This is the new frontier. As Paul Nicholson pointed out, it is inexpensive and fun. It is much easier than many think. "Perhaps the p...
27 Jun 2013

Continuing radiated tests on VLF from Holland

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Henny PA3CPM continues to fire up his VLF system on  8.270kHz from time to time. Henny has a very small antenna, just a top loaded 14m lon...
22 Feb 2013

More VLF activity from Germany

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DJ8WX has been experimenting with a new GPS locked frequency source and is trying to put a signal out on 8.9700000kHz.  The signal has been...
24 Jan 2013

Amateur activity on VLF in the last few days

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Several amateurs in Europe have reported strong signals on 8970.022Hz VLF, a frequency used in the past by DJ8WX near Hamburg. It is some m...
27 Nov 2011

Busy amateur VLF weekend

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G3ZJO's reception of DK7FC on 8.97kHz Yesterday's test by DK7FC from his fixed location was a resounding success with receptio...
4 Jun 2011

Amateur VLF transmissions this week

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G3XIZ as received at 45km 4.6.11 Both Marcus DF6NM and Chris G3XIZ have been active on VLF this last few days. G3XIZ was a good signal ...
2 comments:
6 Mar 2011

A busy VLF amateur band (8-9kHz)

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DK7FC's 8.97kHz grabber showing 4 stations active! This screen shot from DK7FC's grabber shows just how busy this band is now be...
5 Mar 2011

VLF Dreamer's Band video

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For those interested, I've made a short video showing my current VLF receiving set-up for 8.7-9.1kHz (antenna, matching, preamp, PC) u...
3 comments:
21 Jan 2011

Austrian VLF tests this weekend

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Gerhard OE3GHB hopes to be transmitting on VLF this Saturday (Jan 22nd) on 8.96995kHz (+/- 0.03Hz) starting between 0800-0900z. Although th...
20 Jan 2011

Dreamer's Band activity around 8.97kHz

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In the last few days OE3GHB and OE5ODL have been testing close to 8.97kHz with their signals (from home QTHs) being received at considerab...
13 Jan 2011

A 4th UK station with VLF NoV

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Just received this from Gary G4WGT : "Today I received my SRP from Ofcom to carry out research and experiments on the 9kHz band. The ...
28 Dec 2010

Diurnal Variation in Dreamer's Band Noise

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Over the next 24 hours I am doing a test to measure the change in VLF noise floor between 0-24kHz. DK7FC has let me have a suitable .usr fil...
27 Dec 2010

G3XIZ on 8.97kHz today

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Chris, G3XIZ was testing on the Dreamer's Band again today and I was monitoring some 34km to the east. Unfortunately, this attempt was a...
7 Dec 2010

DK7FC's report on his 9th VLF experiment

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DK7FC with his VLF loading coil Stefan has summarised the results of his latest tests on VLF . This is well worth reading with best DX 28...
1 comment:
1 Dec 2010

8.76kHz field testing in the snow at 1.5km

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With a temperature around 0 deg C I did a field trip today TXing on 8.76kHz VLF to test two things: (1) to check the rebuilt 4-5W TX based...
22 Nov 2010

Looking for G3XIZ on VLF this evening

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G3XIZ is transmitting with 20W to his Marconi vertical on 8.9719kHz this evening from 2000-2200z. I am looking out for his signal with my l...
1 comment:
21 Nov 2010

VLF Grabber operational capturing 8-9kHz in JO02dg

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I'm setting up a VLF grabber at my home QTH to take periodic screenshots of the 8-9kHz Dreamers Band and make these available online. ...
3 Nov 2010

UK first transmission on the Dreamer's Band (8.760kHz)

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Signal received at 5.1km from home QTH on 8.760kHz VLF This morning 0915-1115 GMT I transmitted a QRSS3 beacon signal on 8.760kHz under t...
2 comments:
1 Nov 2010

Preparations for Dreamer's Band Tests

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This evening I modified my loop antenna and VLF preamp to better optimise them for use at 8-9kHz and also modified my E-field probe antenna....