I would like to start receiving Whistler, chorus, tweeks, risers and hiss. Please provide me information of simple VLF receivers with details such as...
851
Mark Karney
mkarney@...
Oct 1, 2002 1:43 pm
Here's an interesting article from the NASA Science News: NASA Science News for September 23, 2002 Northern autumn began today at 55 minutes past midnight EDT...
852
ashorn2002
Oct 1, 2002 1:44 pm
Just put up a web controlled remote base with VLF RX. It uses an old style Curry Communication Transverter. More information at http://ka3odj.servemp3.com. ...
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Andy Horn
ashorn2002
Oct 1, 2002 1:44 pm
Anyone interested in trying out a web based VLF RX. It is located at http://ka3odj.servemp3.com The instructions on the use of the system are on the web page....
854
vlfkorgan1
Oct 1, 2002 7:11 pm
"STORM WARNING: A strong (G3-class) geomagnetic storm is in progress-- a result of solar wind gusts from a coronal hole buffeting Earth's magnetosphere today....
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Herbert E. Plett
cachureos
Oct 3, 2002 2:16 am
... __________________________________________________ Do you Yahoo!? New DSL Internet Access from SBC & Yahoo! http://sbc.yahoo.com...
856
richg_1998
Oct 3, 2002 2:40 am
Hi Group I am new to VLF and I have been reading about Natural radio and became very interested in it. I live in Easthampton Massachusetts in the north east of...
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Shawn K
vlfkorgan1
Oct 4, 2002 2:23 pm
There was loud chorus occurring this morning in Colorado. The strength was bordering on a full scale S5. Shawn ...
858
richg_1998
Oct 7, 2002 3:39 am
Has anyone any experience with the StormWise SAU-444C receiver? I am considering it for a second receiver for unattended use since it is waterproof. I realize...
859
richg_1998
Oct 8, 2002 3:36 pm
The Radio Shack Mini Echo Mixer kit (990-0239) used in Eric's delay based filter has been dropped by R.S. I can obtain the delay chip but I need a schematic of...
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Shawn K
vlfkorgan1
Oct 9, 2002 4:27 am
Greetings, The following is a copy of an article I have submitted to NASA's INSPIRE project for the next publication of the INSPIRE journal. Several on this...
861
richg_1998
Oct 9, 2002 8:12 pm
If it was April 1st I would have ignored this post. I just tried what Shawn did and it works. I heard what probably are sferics even with some 60hz. It sounds...
862
Robert Hand
bobhand@...
Oct 9, 2002 8:26 pm
Shawn: Just for the record the military used tyrees as emergency antenna during the Korean war I believe. I have the reports that were published on their use....
863
Flavio Gori N.R.R.
gori@...
Oct 9, 2002 8:54 pm
... Very interesting Bob. Some friends and myself have used a tree to get Omega signals in 1992 in a very good shape and I think that Antony Fraser Smith from...
864
spogfrawne
Oct 10, 2002 2:03 pm
Hi everyone, I'm new to this VLF recording. I've tried unsuccessfully to build the McGreevy BBB. I'll probably have to get someone experienced in circuits to...
865
Shawn K
vlfkorgan1
Oct 11, 2002 5:25 am
The online VLF receiver, located in Huntsville, AL at the Marshall Space Flight Center, sounds just fantastic this evening! To listen, plug the following link...
866
richg_1998
Oct 11, 2002 8:34 pm
I am wondering if it is cost effective to use 9V rechargeble batteries as used in VLF receivers. I also have 9V in some pieces of test equipment and I am...
867
John Thompson
rascaljohn
Oct 12, 2002 2:31 pm
I built a BBB-4 about 2 1/2 years ago as my first ever electronics project, and it didn't work for me the first time either. I was fortunate to have a friend...
868
Mike Thompson
mthompson14
Oct 12, 2002 2:31 pm
Indeed, this method does seem to work. I went outside shortly after I read this message and bored a 3 inch screw 6 feet up into an 80 foot pine tree in my...
869
K.Versteeg
nl9222
Oct 12, 2002 2:31 pm
Dear Group.. As a newcomer who did spend the last 2 years on 136 Khz and 73 Khz i wonder what they mean with Alpha and Omega, so i probably make a fool of...
870
Eric Jan van den Boga...
onelist2002
Oct 12, 2002 2:31 pm
I guess GP (NiMH) has/is a good choice with it's own loader range, look for the ones with most mAh the GP batteries are color coded.. ...
871
Eric Jan van den Boga...
onelist2002
Oct 12, 2002 2:31 pm
http://www.gpbatteries.com.hk/catalogues/catalogues.htm ... -- Thanks, Bedankt, Eric Jan....
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Richard Gagnon
richg_1998
Oct 12, 2002 4:03 pm
Thank you for the replies. I found them at http://shop.store.yahoo.com/greenbatteries-store/index.html for very good prices and only a short distance from...
873
Matt
spore242
Oct 12, 2002 5:14 pm
... Hi Ko-- yes, ALPHA is still around, but OMEGA is gone. These are nicknames for the Russian and US VLF navigation systems, respectively. Trond (Jacobsen)...
874
Eric Jan van den Boga...
onelist2002
Oct 12, 2002 6:27 pm
... And i thank you in return ! (for the above link) -- Thanks, Bedankt, Eric Jan....
875
richg_1998
Oct 12, 2002 9:26 pm
The writer of an article in a site I found recommends using "silver mica, metal film or similar" for capacitors if the capacitors are in the signal path in a...
876
davep
oddjob1947
Oct 12, 2002 10:02 pm
... Previous discussion here (or elsewhere?) indicates use of iton or steel nails, avoid brass or copper as its harmful to the tre.... errrrr... antenna. I...
877
spogfrawne
Oct 13, 2002 3:17 am
... electronics Thanks for the help John. Much appreciated. Cheers, Spoggy...
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Trond Jacobsen
trond.jacobsen@...
Oct 13, 2002 9:42 am
Hello Ko You are right, these tones are Alpha signals. The Russian name for the system are RSDN-20. Take a look at www.vlf.it for a more detailed description...
879
percy.jones2@...
Oct 13, 2002 10:04 am
Very interesting on the use of trees as antennae. There has been a lot of attention lately given to fractal antennas which exhibit superior bandwidth. This is...
