At one stage, he had the country's only Ceefax-enabled TV set at his home.
The change will also bring an end to Ceefax, after three decades of the text news service.
The digital switchover also spells the end for BBC Ceefax, the world's first teletext service, after nearly four decades.
On Tuesday evening, a series of graphics on Ceefax's front page will mark its 38 years on the BBC.
Ceefax will end its transmissions in October when the digital switchover is completed.
When Ceefax was launched in 1974, he updated all 24 news pages on his own, feeding punch tape into machines.
McIntyre initially updated 24 news pages on his own, feeding punch tape into machines, before recruiting Ceefax's first eight journalists.
In Ceefax's early days he worked regular office hours so the service was not updated in the evenings or at weekends.
It was called Ceefax, simply because viewers would be able to quickly "see the facts" of any story of the day.
This year's FA Cup final on television, radio, and interactively on the web and Ceefax from midday on Saturday 17 May.
The founding editor of the BBC's Ceefax service - the world's first teletext service - has died at the age of 85.
Initially called Ceefax AM and Ceefax In Vision, the Pages From Ceefax "programme" continued for 30 years, being broadcast overnight on BBC Two until this week.
But the real impetus for viewers came when BBC Television decided to use a selection of Ceefax pages, accompanied by music, before the start of programming each day.
Information comparing the different products on offer is widely available - on BBC 2 Ceefax pages 250-259, on the internet (eg the FSA's comparative tables) and in newspapers and magazines.
BBC: There are lots of ways to put some money away for the future.
As the service developed, more unused signal capacity was devoted to it and Ceefax moved into its first permanent home in Room 7059 on the top floor at Television Centre.
More information on the water shortage is available from the NI Water website, or telephone hot line on 08457 440088, on Ceefax page 169 and BBC News Online.
Since the launch of the National Lottery in 1994, dozens of jackpot winners have revealed that they first learned their life had been changed when they checked their numbers on Ceefax.
The audience take-up rate was slow for the first seven years, because of the expense of the decoders needed to broadcast Ceefax onto TV sets, but soon the service expanded year by year.
It proved an invaluable service for the editor who used to alert his wife that he was about to leave Television Centre on his way home by using a back page on Ceefax.
"People with lung disease, particularly asthmatics should keep an eye on ozone forecasts on Ceefax and in the papers so they can double their inhalers if the levels are likely to be high, " he said.
Launched in the days before the internet and 24-hour rolling news, the aim of Ceefax was to give viewers access to the latest news, sports results and weather as soon as it came into the BBC's newsrooms.
Although the process was unwieldy, those who worked on Ceefax during the pioneering days were conscious that they were taking part in an information revolution of some magnitude long before the world wide web arrived on the scene.
Initially the service was a minority interest, with just a handful of Ceefax-capable TVs in the UK, but it slowly started to gain popularity and the engineering team that developed the service was honoured with a Queen's Award for innovation.
When Ceefax launched, it was rumoured that there were only four teletext-capable TV sets in the whole UK - one in the BBC director general's office, one for the director of engineering, one at Kingswood Warren and one in Colin McIntyre's home.
As viewers got a small taste of what Ceefax had to offer, millions of Britons during the 1980s invested in new teletext-enabled TV sets which gave them access to the full Ceefax service, which by now included recipe details for dishes prepared on BBC cookery shows, share prices, music reviews and an annual advent calendar.
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