Sorry, should have said, its around S7 noise floor - I have that kind of noise floor on all HF bands
On 25/02/2008 10:59, "Brett Howard" <[EMAIL PROTECTED]> sent: > At what S level is this noise that you are hearing? To me that sounds > quite pleasant and noise free. But if that is what you're hearing and > its at S9 then its a completely different story. > > > On Mon, 2008-02-25 at 08:47 +0000, David Ferrington, M0XDF wrote: > >> I'm still having trouble determining if what I hear is noise that NB should >> get rid of. This is because I'm a relatively new Ham without the experience >> to know what I'm hearing. >> >> So I have made a recording on the noise and it is available from >> <http://homepage.mac.com/davidferrington/FileSharing2.html> >> >> I have recorded 3.740MHz in 5 second tracks with a tone between each change >> of NR setting, viz: >> 5 seconds of no NR, 200mS tone @ 700Hz >> 5 seconds of NR F1-1, 100mS tone at 1400Hz >> 5 seconds of NR F1-2, 100mS tone at 1400Hz >> 5 seconds of NR F1-3, 100mS tone at 1400Hz >> 5 seconds of NR F1-4, 200mS tone at 700Hz >> 5 seconds of NR F2-1, 100mS tone at 1400Hz >> etc. >> >> I have found no NB setting that affects this, I can possibly hear a very >> slight change, but it does not cancel the noise. >> I can do the same for the NB settings if people wish. >> >> I would appreciate some feedback on this please, is this just broadband hash >> in my urban neighbourhood from er, broadband and wall warts etc? >> >> Mail me off list if you'd like me to mail you a copy of the file direct. >> >> 73 de M0XDF / K3 #174 >> -- If you have the same ideas as everybody else but have them one week earlier than everyone else then you will be hailed as a visionary. But if you have them five years earlier you will be named a lunatic. -Barry Jones, politician, author (1932- ) _______________________________________________ Elecraft mailing list Post to: [email protected] You must be a subscriber to post to the list. Subscriber Info (Addr. Change, sub, unsub etc.): http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/subscribers.htm Elecraft web page: http://www.elecraft.com
