Replay




Replay (Labs)

You tube Replay Lecture 1

You tube Replay Lecture 2

01) When was the first slow motion replay system used?

Ch 12 to answer the question below

02) What does a TBC do?   (Hint)

03) What device allowed TBCs to continually evolve?

04) What is a head clog?

05) What does a servo do?   (Hint)

06) What are the servos in a VTR and what to they control?

07) What are the major tape formats still in use?

08) Explain a few of the differences between them

09) What is the main difference between how analog and digital VTRs lay down information on tape? Hint - page 232

10) What is a hybrid VTR?

11) How has VTR formats influenced file based recording?

12) What is the limiting factor for server IO (inputs/outputs)?

13) Video servers have drives that are devoted to two separate tasks. What are they?

14) What is a meld?

15) What is the difference between linear and non-linear access?

16) What is the difference between star and ring network topology?

17) Why does ring topology often look like star topology?   (Hint)

18) What is SDTI?  (Hint)

19) What is a NAS and a SAN? What are the differences between them?   (Hint)

20) What is a RAID? Why are they essential in the computer server world?   (Hint)

21) What is a video proxy?   (Hint)

22) Why do many super slo-mo cameras also have to record and playback the video and not simply send it to an external recorder?

23) Why do 4K servers combine video playback with digital effects?   (Hint)

24) How is 4K video currently transported over cable or fiber?   (Hint)