#17 - Sound-in-Syncs Part 1: BBC/IBA equipment history, testing and experiments

Описание: Today we dive into the mysterious world of SiS.

CHAPTERS:
00:04 Intro
00:44 Brief technology introduction
01:58 Survey of the equipment we have for this video
04:09 Company intro: PYE TVT
06:22 Company intro: RE Technology
09:09 Reproducing a rather large early problem of UK stereo sound
17:08 Testing the BBC's SiS equipment
29:39 Testing the LDM1904's reframer
30:42 Torture testing the BBC's SiS equipment with the PM5570
35:57 Why TVT DCSIS and RE DSIS are incompatible
39:28 Attempting to record / play back SiS using a consumer VHS recorder
44:20 Wrap-up

I have covered much of what was mentioned in this video:
   • IBA Engineering Announcements - Graham Saw...  
But there is nothing like hearing it from the actual people involved ;-)

DSIS Manuals:
Service manual: https://techmattmillman.s3.amazonaws....
Operators manual: https://techmattmillman.s3.amazonaws....

The only publication I have ever found which talks specifically about PYE/Varian DCSIS:
https://www.bbceng.info/Eng_Inf/eng-i...

The RCA SiS concept is described here (starts page 158):
https://techmattmillman.s3.amazonaws....

Since the PM5534 video I have also located (and scanned) the full PM5570 manual:
https://techmattmillman.s3.amazonaws....