AP 4
Designed by ÚVR.It was manufactured from 1961 (development d 1960) by Tesla Pardubice (závod Opočínek).
Parts of this topic may be machine translated.
electronic computer
References
https://www.historiepocitacu.cz/analogove-a-hybridni-pocitace.html
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WebArchive
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http://prog-story.technicalmuseum.cz/index.php/b-pocitace-a-dalsi-technika/analogove-a-hybridni-pocitace/3035-1951-1980-ceskoslovenske-analogove-pocitace
(
WebArchive
)