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Need Help: RE Cables and such

  • 29-06-2009 2:33pm
    #1
    Registered Users, Registered Users 2 Posts: 2,942 ✭✭✭


    Hey, first off thanks for reading.

    I'm going to get a Selfsat H21D Quad LNB and a Selfsat Rotor HH90. I presume these should be compatible?
    I'm farily technically minded but I don't have too much knowledge with regards Satellite TV.

    What I need to know is what cable I should be buying, what connectors I need. What safety precautions I need to take. What kit I need to point the dish in the correct direction.

    If you guys can think of any other advice, it would be greatly appreciated.

    Oh I should mention I'm in an apt. Dishes are a no go so a H21D looks discreet enough to get around that.
    I also have a South to SW facing balcony so I think I'm good for location.


Comments

  • Registered Users, Registered Users 2 Posts: 2,711 ✭✭✭fat-tony


    I had a quick look at the specs. If you are going to use it in Ireland, I wouldn't think it would have enough gain to pull in anything except Astra 2 or the more powerful sats. in perfect conditions. I think it's the equivalent of a Zone 1 minidish which would be ok in GB but not here, where you need a Zone 2 dish. For satellite signal quality, size is everything;) Once you get rain, then the signal quality drops off rapidly. You really can't get around the basic physics.
    As regards motorising this, I would suggest that you get in touch with the manufacturer as the geometry of the unit may not be suitable for tracking the Clarke belt with a regular HH motor. "Normal" offset dishes have their LNB skewed automatically by the motor pole as it rotates - I don't know if this would be the same.
    I'm sure someone with experience of these units will come along shortly:) In the meantime, I would suggest you search for reception reviews before you purchase.


  • Closed Accounts Posts: 474 ✭✭Sam Radford


    I agree with fat-tony. The Selfsat hasn't enough gain for reliable reception. I'd use a zone 2 dish and disguise it by putting a bin-liner or similar over it. I wouldn't bother with motorising it yet. One step at a time.


  • Registered Users, Registered Users 2 Posts: 32,417 ✭✭✭✭watty


    80cm to 1.1m for a motorised Diseqc

    36V motor system for 1.1 to 2.5m serious feed dsh.

    36V motor 3.7m dish for C-band.

    Under 80cm is a fixed dish in Ireland. 60cm is fine


  • Registered Users, Registered Users 2 Posts: 2,942 ✭✭✭stesaurus


    Thanks for the replies so far...

    Ideally only really looking to pick up Astra so probably don't need it motorized.

    I don't think any dish would be allowed by our management co. so that's why I was going with the H21D.
    Okay so what If I put a BBQ cover over it? It would look a sight better than a bin bag. And to most would appear to be a BBQ.

    What would I need to avoid cover wise if going this route? Anything which would block a signal?

    Also assuming I'm doing this, what's a good suggestion of a decent dish. Mainly for Astra and definitely HD with Quad LNB.


  • Closed Accounts Posts: 474 ✭✭Sam Radford


    Avoid any material that will degrade the signal. Very thin plastic (not metallised) is OK. Thin cotton or synthetic fibre is OK provided that it's dry.

    Decent dish = zone 2 Sky dish.


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