![A printed-circuit logic card with germanium diodes and alloy-junction... | Download Scientific Diagram A printed-circuit logic card with germanium diodes and alloy-junction... | Download Scientific Diagram](https://www.researchgate.net/profile/R-Garner/publication/224111701/figure/fig2/AS:302848492490753@1449216115276/Restoration-volunteer-Ronald-Williams-and-the-1401-processor-main-frame-unit-which_Q320.jpg)
A printed-circuit logic card with germanium diodes and alloy-junction... | Download Scientific Diagram
![Brian Roemmele on Twitter: "The first transistor calculator released today in 1954 is the IBM 608 Transistor Calculator contained ~3,000 germanium transistors on boards https://t.co/gm4B4g1frL" / Twitter Brian Roemmele on Twitter: "The first transistor calculator released today in 1954 is the IBM 608 Transistor Calculator contained ~3,000 germanium transistors on boards https://t.co/gm4B4g1frL" / Twitter](https://pbs.twimg.com/media/DLioQd7V4AAzlMh.jpg)
Brian Roemmele on Twitter: "The first transistor calculator released today in 1954 is the IBM 608 Transistor Calculator contained ~3,000 germanium transistors on boards https://t.co/gm4B4g1frL" / Twitter
![A printed-circuit logic card with germanium diodes and alloy-junction... | Download Scientific Diagram A printed-circuit logic card with germanium diodes and alloy-junction... | Download Scientific Diagram](https://www.researchgate.net/profile/R-Garner/publication/224111701/figure/fig8/AS:668615665807372@1536421805561/A-germanium-alloy-junction-n-p-n-transistor-IBM-083-showing-a-its-internal-structure_Q320.jpg)
A printed-circuit logic card with germanium diodes and alloy-junction... | Download Scientific Diagram
![Brian Roemmele on Twitter: "The first transistor calculator released today in 1954 is the IBM 608 Transistor Calculator contained ~3,000 germanium transistors on boards https://t.co/gm4B4g1frL" / Twitter Brian Roemmele on Twitter: "The first transistor calculator released today in 1954 is the IBM 608 Transistor Calculator contained ~3,000 germanium transistors on boards https://t.co/gm4B4g1frL" / Twitter](https://pbs.twimg.com/media/DLioQd_VwAAFUx0.jpg)
Brian Roemmele on Twitter: "The first transistor calculator released today in 1954 is the IBM 608 Transistor Calculator contained ~3,000 germanium transistors on boards https://t.co/gm4B4g1frL" / Twitter
UTN Facultad Regional Mendoza - EFEMÉRIDE 7 DE OCTUBRE DE 1954, PRESENTACIÓN DE LA PRIMERA CALCULADORA TRANSISTORIZADA DE IBM El IBM 608 Transistor Calculator (calculadora a transistores) fue la primera máquina comercial
![A printed-circuit logic card with germanium diodes and alloy-junction... | Download Scientific Diagram A printed-circuit logic card with germanium diodes and alloy-junction... | Download Scientific Diagram](https://www.researchgate.net/profile/R-Garner/publication/224111701/figure/fig3/AS:302848492490757@1449216115329/Single-and-double-width-SMS-cards-from-the-IBM-1401-Processing-Unit-Photo-courtesy-of_Q320.jpg)
A printed-circuit logic card with germanium diodes and alloy-junction... | Download Scientific Diagram
1 Vacuum Tubes & Transistors The Vacuum Tube Era Edison's light-bulb Edison's light-bulb The Edison effect The Diode
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