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I think I'm right in saying that until 405 switch off, HTV operated what they called a "General Service" as there was no sepearate Wales and West VHF transmissions. I'm not sure how much pan-regional stuff there was after this though - and presuambly anything shared between the two stations was 'networked' in the usual way by booking circuits. As someone mentioned earlier in the thread (which I too agree is the best thing on the forum in ages!) the ITV Contractors were not allowed to operate their own circuits, this had to be done by the Post Office / BT.
There were separate 405 line services for Wales and the Westcountry...both were transmitted from the St Hilary transmitter in South Wales....the Welsh service was on channel 7, the Westcountry service on channel 10. There were also 405 line transmitters for the Welsh service at Presely, Arfon, Moel-y-Parc, Abergavenny, Bala, Brecon, Ffestiniog, Llandovery and Llandrindod Wells. There was a 405 line relay for the West service at Bath.
According to http://www.hhg.org.uk/tech.html Bath VHF ch 7 and St Hilary VHF Ch 10 broadcast the 'HTV General Service'. This was similar to the 'West' service broadcast on UHF except for some differing adverts and the half hour evening news was the first 15 minutes of the West's news followed by the 15 minute English language Wales news programme.
Apparently at one point they use to split programmes for Wales, different ones on UHF colour and VHF black and white! And then there were the north Wales/South Wales splits in the TWW days
Incidently http://www.hhg.org.uk/tech.html has a lot about how HTV and TWW before that worked and handled having two regions
I think I'm right in saying that until 405 switch off, HTV operated what they called a "General Service" as there was no sepearate Wales and West VHF transmissions. I'm not sure how much pan-regional stuff there was after this though - and presuambly anything shared between the two stations was 'networked' in the usual way by booking circuits. As someone mentioned earlier in the thread (which I too agree is the best thing on the forum in ages!) the ITV Contractors were not allowed to operate their own circuits, this had to be done by the Post Office / BT.
There were separate 405 line services for Wales and the Westcountry...both were transmitted from the St Hilary transmitter in South Wales....the Welsh service was on channel 7, the Westcountry service on channel 10. There were also 405 line transmitters for the Welsh service at Presely, Arfon, Moel-y-Parc, Abergavenny, Bala, Brecon, Ffestiniog, Llandovery and Llandrindod Wells. There was a 405 line relay for the West service at Bath.
According to http://www.hhg.org.uk/tech.html Bath VHF ch 7 and St Hilary VHF Ch 10 broadcast the 'HTV General Service'. This was similar to the 'West' service broadcast on UHF except for some differing adverts and the half hour evening news was the first 15 minutes of the West's news followed by the 15 minute English language Wales news programme.
Apparently at one point they use to split programmes for Wales, different ones on UHF colour and VHF black and white! And then there were the north Wales/South Wales splits in the TWW days
Incidently http://www.hhg.org.uk/tech.html has a lot about how HTV and TWW before that worked and handled having two regions
Last edited by Inspector Sands on 24 August 2010 12:55am