Cue Dots
#16
Transmission post_id=29720 time= user_id=1522 Wrote:
Inspector Sands post_id=29715 time= user_id=1003 Wrote:
aaron_scotland post_id=29712 time= user_id=735 Wrote:As part of the line up procedure an OB does they measure the delay and then take that into account when turning the invisidots on and off from what I have seen.
That is also done for cueing an OB in over talkback, at least at the BBC. Playout will do a count and the OB runs their titles when they hear their cue. Playout then note how late the programme started and can then tell the OB at what point in the count to run it for real.

So for example the network director will be counting from 10 to 0 but the OB will run their titles at 3

The delay test we do where I am (where we also don't use cue dots) is that the PA will do a count from 10-0 and they'll cut to a different camera at 5. So for example if it cuts at 4, that's a one-second delay.
I felt for the PA and director the other week where we had a 2 second path delay on top of a 10 second profanity delay. That can't have been a fun one to work out timings for...
#17
There's an old-school style cue dot here, from a Channel 4 1983 re-broadcast of the time Bruce Forysth and Norman Wisdom fronted an entire episode of Sunday Night at the London Palladium in 1961 because of an Equity strike:
https://youtu.be/5H44XXI3E2U?t=3172
(from 52:52)

This one spins obscenely fast and then seems to become a cue rectangle, though I'm not sure if that's an effect of converting it from the original recording to a more modern format? Telerecording?
#18
Still laying about on the internet, is the datasheet for the popular SD-SDI Cue Dot generator that the now defunct( ?) company MicroVideo manufactured

https://www.google.com/url?sa=t&rct=j&q=...jWr9VByar-
#19
Neil Jones post_id=30738 time= user_id=961 Wrote:There's an old-school style cue dot here, from a Channel 4 1983 re-broadcast of the time Bruce Forysth and Norman Wisdom fronted an entire episode of Sunday Night at the London Palladium in 1961 because of an Equity strike:
https://youtu.be/5H44XXI3E2U?t=3172
(from 52:52)

This one spins obscenely fast and then seems to become a cue rectangle, though I'm not sure if that's an effect of converting it from the original recording to a more modern format? Telerecording?

That was because of a strike? Sounds like somebody shot themselves in the foot, Bruce and Norman's special was better than the regular show!

I believe the cue dots spinning around was deliberate to make them noticeable, but the effect was random due to them being non sync?
Write that down in your copybook now
#20
Steve in Pudsey post_id=30758 time= user_id=942 Wrote:I believe the cue dots spinning around was deliberate to make them noticeable, but the effect was random due to them being non sync?


Yes, just a free running square wave generator, (to produce white and black video) left to do its own thing, and keyed into the main video signal had the desired effect. I expect many thought it was a tiny barber's pole! ?
#21
As I've pointed out before, it was never a requirement for the 'ITV' cue dot to be a moving stripe, it could be a stationary stripe.
#22
Bluecortina post_id=30821 time= user_id=1554 Wrote:As I've pointed out before, it was never a requirement for the 'ITV' cue dot to be a moving stripe, it could be a stationary stripe.

Indeed. I think Granada's was just a plain white square for years ?
#23
I remember as a kid often being able to tell which ITV company made a programme just by the cue dot. Central's in particular was quite distinctive and modern looking

That's an art that's been lost in time, there were a few things that made certain companies output distinctive. These were often things you couldn't quite put your finger on - the acoustics or the perspective or the style of direction.
#24
Inspector Sands post_id=30924 time= user_id=1003 Wrote:I remember as a kid often being able to tell which ITV company made a programme just by the cue dot. Central's in particular was quite distinctive and modern looking

That's an art that's been lost in time, there were a few things that made certain companies output distinctive. These were often things you couldn't quite put your finger on - the acoustics or the perspective or the style of direction.

Once I'd spotted "it", it was obvious to me whether what I was watching had been made by Central, there was something about its look that was common, although this may have had more to do with where it was filmed, much like anything filmed at Television Centre with the EMI 2001 cameras all looks the same, from Dad's Army to Fawlty Towers to
#25
Neil Jones post_id=30927 time= user_id=961 Wrote:[quote="Inspector Sands" post_id=30924 time= user_id=1003]
I remember as a kid often being able to tell which ITV company made a programme just by the cue dot. Central's in particular was quite distinctive and modern looking

That's an art that's been lost in time, there were a few things that made certain companies output distinctive. These were often things you couldn't quite put your finger on - the acoustics or the perspective or the style of direction.

Once I'd spotted "it", it was obvious to me whether what I was watching had been made by Central, there was something about its look that was common, although this may have had more to do with where it was filmed, much like anything filmed at Television Centre with the EMI 2001 cameras all looks the same, from Dad's Army to Fawlty Towers to


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