TitleRCA Solectron Memory Vacuum Tube
DescriptionB&W image of RCA 501 Solectron memory tube. This was used in first version of Johnaic computer.
Curator note: " Selective Electrostatic Storage Tube Manufacturer: RCA
Source: The Computer Museum Negative Number: R101-21A
Description: " This was used in the JOHNIAC as a primary memory device. It was developed for high speed registry and read-out of digital information"
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