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Verein der Freunde und Förderer 
Technische Sammlung Dr.-Ing. Rudolf Hell 
in Kiel e.V. 
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Technical documents

  • Patents of company Hell

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  • Technical information

  • Hell Technology

Hell Technology in detail

 
 
 
DC_300_Bilddatenfluss_1979_01.jpg
 
Image data flow in the DC 300 scanner
 
DC_300_Laser_Blockschaltbild_Betriebsanleitung_elektronische_Rasterung_1977_09_2.jpg
 
Block diagram of the electronic screening
 
DC_300_Wrapnest_1975_02.jpg
 
Wire-wrap connection:
Cold welding of the signal wire with the signal post
 
 
Here you will find detailed technical explanation about the following items
 
  - Scanner  
 
Scansignal processing  (German)
Scanning Apertures and Detail Contrast (Training documentation)
Color computer
Terms and Definitions
Inside of Scanner technology
 
     
- Recorder  
 
Screen dot exposure in the DC 300 
Screening: Rational or irrational          (German)
Screen dots: Compact Exposing Head 
Kompakt Schreib Kopf    (1985; German)
Introduction to Screening Technology
 
     
- Color
 
 
Color theory
Color Management
Color Management A Little Theory
Testpictures / color originals used for scanner calibration
 

 

 


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