Long distance television

I note you posted some DX results in the AM/FM thread, I was wondering if your reception issues today could be impacted by co-channelling due to ducting?

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It was an attempt at humour - mocked images with faux w/m followed by image of reindeer stuck in antenna :sunglasses:

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I tuned in my parents new TV this morning in Tassie and was surprised to see in the Southern Cross channels that there was ā€œiShop TVā€ there and I thought, I didnā€™t know Southern Cross had put in another shopping channel. Then I noticed ā€œ66 7Flixā€ as well and realised we must have picked up some mainland channels. Sure enough, in the 350 range we had ā€œPrime7 Traralgonā€ and ā€œWIN Gippslandā€. It was a decent quality for 7flix though when it got it, weā€™d get about 5-10 minutes uninterrupted and then lose it for a minute or two and then itā€™d come back.

So the range from memory was:
6 - Southern Cross
60 - Southern Cross HD
61 - Southern Cross SD
62 - 7Two
63 - 7mate
64 - SBN
65? - iShopTV
66 - 7flix
68 - Racing.com

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That is impressive!

Iā€™m assuming your TV antenna is pointed at Mt Barrow meaning you are getting the VIC channels in on the side or the rear of your antenna?

Yep, Mt Barrow with some from Kelsey Tier which is the East Devonport translator too but most places in Devonport have theirs pointed to Mt Barrow.

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Isnā€™t 7flix and ishoptv already available through Southern Cross in Tasmania?

No, itā€™s not.

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iShop is apart of Prime

Gippsland TV coming into Melbourne tonight according to the waveform.

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Given my FM results tonight, I had a go at trying to get the Southern Highlands TV broadcasts on UHF 49 & 50 - being SBS and Nine Wollongong (which is the only semi realistic chance I have at long distance TV these days due to co-channelling).

But no luck.

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Iā€™m getting what looks like Prime7 on 564.5 From Mt Tassie but no luck getting any Service IDā€™s or anything like that.

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Iā€™m getting Nine Newcastle at my home near Campbelltown!! :scream:

This is connected with a VHF/UHF antenna aimed towards Artarmon/Gore Hill/Willoughby.

Update: Iā€™m also getting Prime7 from there too.

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Possibly the best conditions for receiving Newcastle TV in Sydney since September 2011 when I managed to pick up what was then SC10 Newcastle on the old analogue UHF-57 broadcast?

I think Iā€™m getting weak signals from the UHF-35 to 39 block tonight, although unfortunately not strong enough to store on my equipment (let alone decode any video/audio)!

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What makes tonight good conditions to receive Newcastle TV?
Does it depend on the weather?

The weather helps but overall, Iā€™m pretty sure that the reason why TV and radio signals can often be received well outside their usual coverage area has something to do with temperature inversion.

Along with affecting radio & TV signals (interference and/or signals being received well outside their usual intended coverage area), temperature inversion can affect weather radars:

Despite those patterns, there was absolutely no rain in or around the Sydney metropolitan area.

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so if its a hot clear night then say someone in ballarat could get melbourne or even bendigo???

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The channel known by many as NBN right?

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Instructions unclear, got dick stuck in fibre to the node.

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Outside of news and the ā€œNBNā€ watermark additions on the Gold/Central Coast, the station is basically Nine Newcastle (or whatever your local area is) these days.

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It depends on the direction of winds etcā€¦ The whole phenomenon is called tropospheric ducting and there are forecast maps for chances of it here:

http://www.dxinfocentre.com/tropo_aus.html

This is how Tassie can receive mainland TV channels when the conditions are right in summer although things are a lot harder now since digital than it used to be in the analogue days.

Different signals will also work better than others too, lower band signals like VHF will go further than the higher UHF signals and AM radio will always work better than FM radio at travelling distance. AM radio you can also get all sorts of different locations, here in Tassie Iā€™ve had times where Iā€™ve received NSW, Queensland, SA and even WA once or twice depending on how the signals bounce around. Victoria is usually available, I can often listen to 774 quite easily around NW Tassie with no issues.

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