Unknown CDC unit , looks like a drum memory ?

[Ed Sharpe]

tape reader on  front  seems reads  5   7 and  8  level paper  tape ... but.... that thing on the   back   ???  not  sure...   Ed
 
In a message dated 5/16/2018 9:13:46 AM US Mountain Standard Time, cctalk at classiccmp.org writes:

 
 Visited an older collector recently, and in his shed he has a strange thing, labeled CDC, that somehow looks like a drum memory, but then again not ( drum looks too small to be usefull )

The controller that goes with is  a transistor based  monster on countless small pluginboards.

Pictures on  ftp://ftp.dreesen.ch/Unknown_CDC_Stuff


Anyone can identify this ?



Jos