File:A replica of the first working transistor 02.jpg
Original file (1,600 × 1,850 pixels, file size: 1.15 MB, MIME type: image/jpeg)
Captions
Summary[edit]
DescriptionA replica of the first working transistor 02.jpg |
English: A replica of the first working transistor compared to a 2N43 transistor |
Date | |
Source | Own work |
Author | Mister rf |
Licensing[edit]
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Annotations InfoField | This image is annotated: View the annotations at Commons |
English: The point-contact transistor effect takes place in the germanium surface below the triangle tip. One wire connect to the germanium plate. (Base) Two other wires connect via the triangle to two closely spaced narrow gold foils (<0.1mm at surface at the lower tip) to the germanium surface. (Emitter and Collector)
File history
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 07:33, 18 July 2019 | 1,600 × 1,850 (1.15 MB) | Mister rf (talk | contribs) | User created page with UploadWizard |
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File usage on Commons
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Metadata
This file contains additional information such as Exif metadata which may have been added by the digital camera, scanner, or software program used to create or digitize it. If the file has been modified from its original state, some details such as the timestamp may not fully reflect those of the original file. The timestamp is only as accurate as the clock in the camera, and it may be completely wrong.
Camera manufacturer | SONY |
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Camera model | CYBERSHOT |
Exposure time | 1/125 sec (0.008) |
F-number | f/4 |
ISO speed rating | 100 |
Date and time of data generation | 08:58, 23 February 2019 |
Lens focal length | 9.7 mm |
Orientation | Normal |
Horizontal resolution | 72 dpi |
Vertical resolution | 72 dpi |
Software used | ACD Systems Digital Imaging |
File change date and time | 20:40, 23 February 2019 |
Y and C positioning | Centered |
Exposure Program | Normal program |
Exif version | 2.2 |
Date and time of digitizing | 08:58, 23 February 2019 |
Meaning of each component |
|
Image compression mode | 2 |
APEX exposure bias | 0 |
Maximum land aperture | 2.0625 APEX (f/2.04) |
Metering mode | Pattern |
Light source | Unknown |
Flash | Flash fired, strobe return light detected, compulsory flash firing |
DateTime subseconds | 34 |
Supported Flashpix version | 1 |
Color space | sRGB |
File source | Digital still camera |
Scene type | A directly photographed image |
Custom image processing | Normal process |
Exposure mode | Auto exposure |
White balance | Auto white balance |
Scene capture type | Standard |