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SeeVU
08-01-2009, 04:42 PM
Problem: Sky HDi disables LNB?

I have the Sky HDi box and another receiver connected to the Sky Sharp Dual LNB pointed at 156E and 160E (Optus C1 and D1) via a splitter. Without the Sky box connected I can get the 'Tune 156E' channel without problems (and several encoded AU channels). The moment I connect the Sky box, the Tune and other channels on 156E are gone.

As it is a Dual LNB and I have the 22kHz switch in the 'on' position for 156E. I think that the Sky box is somehow interfering with this 22kHz. Or maybe there is something else?

(Sky works ok, Freeview works ok).
Is there a way to get into the setup of the Sky HDi box (LNBs / switches etc are not reachable for the 'normal' end user).

thanks very much - suggestions welcome!

Injuised
08-01-2009, 05:24 PM
Your problem is not the 22Khz
C1 transponder is vertical or 13 volts
D1 Sky/ Freeview is horizontal 18 volts
if your sky box is connected there will be 18 volts going up the spout
18 volts = horizontal
your solution would be a multiswitch

SeeVU
08-01-2009, 06:13 PM
Aha, that could well be it!

Forgive me my ignorance, but does this not mean I will never be able to use this (dual) LNB simultaneously with 2 receivers (1 Sky or even Freeview) and 1 Optus C1 receiver? Ideally I would have both receivers active at the same time.

thanks again

Injuised
08-01-2009, 09:13 PM
that is correct

Sky thought they were being clever by using C1 for extra bandwidth or backup satellite

They totally forgot about multi dwelling units and 2nd decoders

Thats why early in this year you will see sky change their LNBs again to a dual throat dual output LNB

You may have noticed sky are running siamese cables allready

The HDi has a multiswitch built into it

krs
09-01-2009, 07:44 AM
Injuised is it possible to change the LO back to 11300 on the HDi boxes?

Apsattv
09-01-2009, 04:48 PM
that is correct

Sky thought they were being clever by using C1 for extra bandwidth or backup satellite

They totally forgot about multi dwelling units and 2nd decoders

Thats why early in this year you will see sky change their LNBs again to a dual throat dual output LNB

You may have noticed sky are running siamese cables allready

The HDi has a multiswitch built into it


Never tested one but, is the Sky dual a universal? D3 will need a universal

allstarnz
09-01-2009, 11:52 PM
will it? I thought a 10750 LNB would do it, and only the 11300 LNB's would have the problem?

back on topic... an HDi has the LNB test channel, which I thought would chuck it over onto C1, but it seems not. I tried it and it didn't work. 999 I think is the channel, but if not, it's another of those triple digit ones.

kiwisteve
10-01-2009, 08:33 AM
Why should 11,300 have a problem on 156 E ??

allstarnz
10-01-2009, 08:18 PM
i'm not 100% certain, but I understand it doesn't have the same frequency range as the 10750 LNB, someone like Cyril might have a better idea.

:edit: I am talking about future proofing, when D3 will be co-located with C1, not right now. D3 will run at a different range, which a 11300 LNB can't pick up.

kiwisteve
11-01-2009, 08:18 AM
I suspect they were thinking that the new D3 will use the upper 11ghz range
but from what I have heard that will be on the Australian Beam only .

So may be no benefit to NZ . But I suspect the dual lnbfs they want may not be available in 11300 or through quantity for Europe may be cheaper
with the 10750

We will have to wait for the official transponder plan for D3 !!
:D:D:D:D

allstarnz
11-01-2009, 02:25 PM
yes, that could be for the Australian beams only, as it was there I read it :)

Apsattv
11-01-2009, 04:59 PM
Think about it,

C1 doesnt broadcast to NZ on H pol, if they were to use 12ghz from C1 it would need to be dual beam on the Vertical. Which cause a problem due to the screwup with D1 Sky which is using H pol.

I expect on D3 11 ghz either the Vertical or the H can serve on a dual beam the same as with D2.

kiwisteve
11-01-2009, 05:11 PM
There should be no need for 11ghz to NZ from 156E as the new D3 will
have Horz and Vert on the NZ beam

Also upper 11ghz is used here for terrestial linking

Apsattv
11-01-2009, 08:06 PM
Yes D3 will do h and V on NZ beam but not in 12250-12750 right?

I think SKy will be wanting to stick to the same polarity as they use on D1

kiwisteve
11-01-2009, 09:31 PM
I hear it will do both POL on NZ Beam on the 12250 12750 range ,
basically same as D1 and D2

If its all used will be another matter

Sounds like the 11ghz range must be for AUS only

Apsattv
12-01-2009, 04:07 PM
SAT Tpndr CF (MHz) Polarity l.o 10700 11300

D3 T01 D3T01 11720.5 V 1020.5 420.5
D3 T02 D3T02 11762.0 V 1062.0 462.0
D3 T03 D3T03 11803.5 V 1103.5 503.5
D3 T04 D3T04 11845.0 V 1145.0 545.0
D3 T05 D3T05 11886.5 V 1186.5 586.5
D3 T06 D3T06 11928.0 V 1228.0 628.0
D3 T07 D3T07 11969.5 V 1269.5 669.5
D3 T08 D3T08 12011.0 V 1311.0 711.0
D3 T09 D3T09 12052.5 V 1352.5 752.5
D3 T10 D3T10 12094.0 V 1394.0 794.0
D3 T11 D3T11 12135.5 V 1435.5 835.5
D3 T12 D3T12 12177.0 V 1477.0 877.0
D3 T13 D3T13 11720.5 H 1020.5 420.5
D3 T14 D3T14 11762.0 H 1062.0 462.0
D3 T15 D3T15 11803.5 H 1103.5 503.5
D3 T16 D3T16 11845.0 H 1145.0 545.0
D3 T17 D3T17 11886.5 H 1186.5 586.5
D3 T18 D3T18 11928.0 H 1228.0 628.0
D3 T19 D3T19 11969.5 H 1269.5 669.5
D3 T20 D3T20 12011.0 H 1311.0 711.0
D3 T21 D3T21 12052.5 H 1352.5 752.5
D3 T22 D3T22 12094.0 H 1394.0 794.0
D3 T23 D3T23 12135.5 H 1435.5 835.5
D3 T24 D3T24 12177.0 H 1477.0 877.0
C1 T01 C1T01 12287.0 V 1587.0 987.0
C1 T02 C1T02 12367.0 V 1667.0 1067.0
C1 T03 C1T03 12407.0 V 1707.0 1107.0
C1 T04 C1T04 12447.0 V 1747.0 1147.0
C1 T05 C1T05 12487.0 V 1787.0 1187.0
C1 T06 C1T06 12527.0 V 1827.0 1227.0
C1 T07 C1T07 12567.0 V 1867.0 1267.0
C1 T08 C1T08 12607.0 V 1907.0 1307.0
C1 T09 C1T09 12647.0 V 1947.0 1347.0
C1 T10 C1T10 12692.5 V 1992.5 1392.5
C1 T11 C1T11 12305.0 H 1605.0 1005.0
C1 T12 C1T12 12358.0 H 1658.0 1058.0
C1 T13 C1T13 12398.0 H 1698.0 1098.0
C1 T14 C1T14 12438.0 H 1738.0 1138.0
C1 T15 C1T15 12478.0 H 1778.0 1178.0
C1 T16 C1T16 12518.0 H 1818.0 1218.0
C1 T17 C1T17 12558.0 H 1858.0 1258.0
C1 T18 C1T18 12598.0 H 1898.0 1298.0
C1 T19 C1T19 12638.0 H 1938.0 1338.0
C1 T20 C1T20 12689.0 H 1989.0 1389.0

kiwisteve
12-01-2009, 06:53 PM
Both Countries or just AUS ?

Apsattv
12-01-2009, 09:52 PM
Sames beams that d1 can do

but the Optus page for D3 says FSS band for NZ? 12250-127500

cyril
14-01-2009, 09:36 AM
I was of the understanding (from a reliable source) that Sky have wont be using Vpol on D3 only Hpol as per D1, time will tell.

Cyril

kiwisteve
14-01-2009, 02:10 PM
I was not so much interested in Polarity but if 11ghz was going to be on the NZ Spot beam again time will tell

wiilliiss
21-01-2009, 11:54 PM
as d3 will be 11.7--12.24 ghz a 10700 or 10750 or 10600 will work provided it gets enougth signal.

those dual throat lnb s dead loss for a system. use a dual out lnb for each sat thru a tone switch just for the sky box 7 A MULTISWITCH FOR EVERYTHING ELSE.

Rusty
23-04-2010, 09:15 PM
as d3 will be 11.7--12.24 ghz a 10700 or 10750 or 10600 will work provided it gets enougth signal.

those dual throat lnb s dead loss for a system. use a dual out lnb for each sat thru a tone switch just for the sky box 7 A MULTISWITCH FOR EVERYTHING ELSE.

They are using Quad output dual lnbs now with a built in multiswitch.:D