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24827

Re: Stanford Research Systems SR760

Hi Bob I too have a sr760 but there is some issue with the analogue board.Where can i get the complete set of schematics? thanks in advance this is santosh de
vu2ski
9:01 AM
#24827
 
24826

Re: Sutton Antenna

Well it all depends what test equipment you have. One possibility is too much gain saturating an amp or the regenerative stage is oscillating, shorted turn on
Alan Melia
Feb 4
#24826
 
24825

Sutton Anrenna

I just finished making the Sutton antenna by wins=ding the coils on a metglas laminated pvc tubing. I then constructed the circuit per the patent schematic.
geosenc
Feb 4
#24825
 
24824

Re: SR760 Schematics

hi bob did you manage to get the schematics? i have the same model but the power to analogue board has some issue the the tantalum caps burns out when power is
vu2ski
Feb 3
#24824
 
24823

Re: Whistler activity

Now WWLLN showing a good storm in the right place for whistlers on vlf6 at Bielefeld, http://wwlln.net/TOGA_network_global_maps.htm and sure enough, plenty of
Paul
Feb 3
#24823
 
24822

Sferics warning system

After several years of searching I've finally found a nearly hum-free location for sferics listening.  An added bonus is it's less than 8 miles from my home.
transistor
Feb 3
#24822
 
24821

Re: Whistler activity

Tks for help Amicalement F6eju ... De : "'Jean-L. RAULT' f6agr@... [VLF_Group]" Envoyé : ‎03/‎02/‎2016 18:09 À :
F6eju
Feb 3
#24821
 
24820

Re: Whistler activity

... Have a look at the WLLN (Worldwide Lightning Location Network): - http://wwlln.net/ for the main site - http://wwlln.net/new/map/lightning_map.html for a
Jean-L. RAULT
Feb 3
#24820
 
24819

Re: Whistler activity

Well, here are the answers to my own questions, after checking the list of participants on the Blitzordnung site: - Two stations are supposed to be running in
Jean-L. RAULT
Feb 3
#24819
 
24818

Re: Whistler activity

In the Blitz web site list of the detectors one would be close to South Africa. A such continent without a lightning looks odd... Is there an other way to know
f6eju
Feb 3
#24818
 
24817

Re: Whistler activity

Hi Jean-Claude Are you sure there are any Blitzordnung lightning detectors running in South Africa ? I don't see any lightnings on Africa at all, or South
Jean-L. RAULT
Feb 3
#24817
 
24816

Re: Whistler activity

Hi. Yes you right. I am watching out for south africa activity but seems to be very flat on Blitzorg. 73 jc f6eju [Non-text portions of this message have been
f6eju
Feb 3
#24816
 
24815

Re: Whistler activity

Hi Wolf , I confirm that the lightning activity is maximally flat over Europe from a long time . Kind regards . Claudio Re ... Questa e-mail è stata
Claudio Re
Feb 2
#24815
 
24814

Whistler activity

.. quite nice at the moment, looking at the spectrogram of the PC feeding 'VLF6'. Didn't check the other online streams yet. All the best, Wolf (hoping the
dl4yhf
Feb 1
#24814
 
24813

Re: Bats are missing

... An interesting notion. To be sure, lower frequencies are attenuated by atmosphere less than higher frequencies so lower might be better for long-range
Tom Becker
Jan 29
#24813
 
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