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From: | Marcus Leech |
Subject: | Re: [Discuss-gnuradio] DBS Dish Feeds |
Date: | Wed, 07 Dec 2005 11:26:02 -0500 |
User-agent: | Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.4.3) Gecko/20040803 |
David I. Emery wrote:
As pointed out in my previous e-mail, you can get them without registering orThis is something called DiSEqC control and is documented in various ETSI specs available on the web (you have to register an account with ETSI to get copies) There are several generations of this protocol in use, all of which use superimposed 22 khz tones on the 13 or 18 volt power supply to the LNB or LNBF. A quick check shows that EN 61319-1 is one of the controlling specs with several implementation levels specified. I think I remember there are a couple of others involved as well.
paying, from Eutelsat. -- Marcus Leech Mail: Dept 1A12, M/S: 04352P16 Security Standards Advisor Phone: (ESN) 393-9145 +1 613 763 9145 Strategic Standards Nortel Networks address@hidden
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