[digitalradio] OLIVIA Re: Best mode for severe QRN?

2007-04-11 Thread jevacuum
Rick, I have had amazing results on 80M with Olivia 500/16. With QRN crashes to 10 over nine, I was got near perfect print from a station in Florida that normally would run at S 7. True, the speed is a bit slow but a greater speed is provided with Contestia which I have used but have not ye

Re: [digitalradio] OLIVIA Re: Best mode for severe QRN?

2007-04-04 Thread kv9u
I like to use the narrowest possible bandwidth mode possible, but sometimes conditions are so bad, and there are unlikely to be many other stations that going to a wide bandwidth 1000 or even 2000 Hz mode I think it can be justified. So far, the consensus seems to be that Olivia will beat all o

[digitalradio] OLIVIA Re: Best mode for severe QRN?

2007-04-03 Thread expeditionradio
> 1000/32 would blow all the QRN away, methinks > John > VE5MU Hi John, Yes, I agree, Olivia 1000/32 is excellent, it decodes at -13dB SNR. Olivia 500/16 is about 1dB better than 1000/32. Olivia 250/8 is about 2dB better than 1000/32. Here is a chart (courtesy of Patrick F6CTE) http://www.hflin

Re: [digitalradio] OLIVIA Re: Best mode for severe QRN?

2007-04-03 Thread John Bradley
1000/32 would blow all the QRN away, methinks John VE5MU - Original Message - From: expeditionradio To: digitalradio@yahoogroups.com Sent: Tuesday, April 03, 2007 11:04 PM Subject: [digitalradio] OLIVIA Re: Best mode for severe QRN? > Rick KV9U wrote: >

[digitalradio] OLIVIA Re: Best mode for severe QRN?

2007-04-03 Thread expeditionradio
> Rick KV9U wrote: > > Well, tonight my experimenter friend and I got taken out by QRN when > it came to digital modes. We started on MFSK16 and then tried to > go to the ALE 141A mode and no luck with that or FAE. Hi Rick, I'm surprised you didn't try one of the Olivia flavors. Olivia 500/