Mail Archive Search: <+subject:/^(?:^\s*(re|sv|fwd|fw)[\[\]\d]*[:>-]+\s*)*LF\:\s+Opera\s+RX\s+active\s+24\/7\s+\-\s+de\s+PA1SDB\s*$/>

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References: [ +subject:/^(?:^\s*(re|sv|fwd|fw)[\[\]\d]*[:>-]+\s*)*LF\:\s+Opera\s+RX\s+active\s+24\/7\s+\-\s+de\s+PA1SDB\s*$/: 4 ]

Total 4 documents matching your query.

1. LF: Opera RX active 24/7 - de PA1SDB (score: 1): Author: "PA1SDB, Peter" <[email protected]>; Date: Fri, 27 Dec 2013 14:24:13 +0100; Hello VLF, Opera RX on 8KC, 24/7 now. Also Spectogram available. The frequency band is 8895 - 8925 Hz, right ? www.qsl.net/pa1sdb; /rsgb_lf_group-archives/html/rsgb_lf_group/2013-12/msg00155.html (11,035 bytes)
2. Re: LF: Opera RX active 24/7 - de PA1SDB (score: 1): Author: "Markus Vester" <[email protected]>; Date: Fri, 27 Dec 2013 15:57:57 +0100; Hi Peter, all, Blacksheep seems to be responding again... Hmm, 8.925 kHz would be way out of range of my SpecLab instances. I am currently looking for Opera signals near 8.97 kHz: opds-32: 8968.5 - 8; /rsgb_lf_group-archives/html/rsgb_lf_group/2013-12/msg00633.html (14,019 bytes)
3. Re: LF: Opera RX active 24/7 - de PA1SDB (score: 1): Author: "Graham" <[email protected]>; Date: Fri, 27 Dec 2013 18:22:08 +0100; The Op decoder limits are 8900 Hz > 8922 Hz mid band 8911 Hz There was a change of band some time back , the Op software is correct tx/rx soundcard SDR 73-G, From: Markus Vester Sent: Friday, Decembe; /rsgb_lf_group-archives/html/rsgb_lf_group/2013-12/msg00634.html (14,888 bytes)
4. Re: LF: Opera RX active 24/7 - de PA1SDB (score: 1): Author: Stefan Schäfer <[email protected]>; Date: Fri, 27 Dec 2013 18:52:20 +0100; Hello Peter, No, the frequency is given by the transmitter site, not by the Opera software. The bandwidth of a VLF antenna is usually very small and there is a lot of effort to tune the system to res; /rsgb_lf_group-archives/html/rsgb_lf_group/2013-12/msg00635.html (13,816 bytes)

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