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| To: | rsgb_lf_group@blacksheep.org |
|---|---|
| Subject: | Re: LF: Opera 8 versus 32 SNR |
| From: | Andy Talbot <andy.g4jnt@gmail.com> |
| Date: | Fri, 20 Jan 2012 20:58:35 +0000 |
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| In-reply-to: | <4F19D1ED.2010805@xs4all.nl> |
| References: | <4F1828F5.18343.1167B04@mike.dennison.ntlworld.com> <CAA8k23S0C3eUAFp4rXSQTKQOym_=a5VPs51JnpwDJ-3jJULK6w@mail.gmail.com> <4F197906.15901.E0EA4E@mike.dennison.ntlworld.com> <4F19D1ED.2010805@xs4all.nl> |
| Reply-to: | rsgb_lf_group@blacksheep.org |
| Sender: | owner-rsgb_lf_group@blacksheep.org |
That's more like what we'd expect. So... it looks as if there's something in Mike's suggestion about th way the noise is measured is suspect. and we shouldn't put too much faith into the S/N value shown. ANdy On 20 January 2012 20:43, Albert <westberg@xs4all.nl> wrote: > Mike, Andy > > Food for thought > > TX driver via att 120 dB to SDR RX brick wall filter @ 2.5kHz. > > resulting in: > > 20:30 136 PA0A Op32 +3 dB 0 km @ 000 > 19:54 136 PA0A Op8 +4 dB 0 km @ 000 > > Albert, PA0A > > > > > |
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