File:7AK7 vacuum tubes.jpg
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Size of this preview: 450 × 600 pixels. Other resolutions: 180 × 240 pixels | 360 × 480 pixels | 576 × 768 pixels | 768 × 1,024 pixels | 2,448 × 3,264 pixels.
Original file (2,448 × 3,264 pixels, file size: 2.17 MB, MIME type: image/jpeg)
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Summary
Description7AK7 vacuum tubes.jpg |
English: 7AK7 vacuum tubes in a UNIVAC I computer. The 7AK7 is a pentode vacuum tube (thermionic valve) designed for service in electronic computers. This computer operated at the Batelle Institute in Frankfurt (at the time W. Germany) from 19th October 1956 until 1963, and is exhibited at the Deutsches Museum in Munich, Germany. |
Date | |
Source | Own work |
Author | Diomidis Spinellis |
Camera location | 48° 07′ 40.26″ N, 11° 35′ 18.95″ E | View this and other nearby images on: OpenStreetMap | 48.127850; 11.588597 |
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UNIVAC I Factronic Computer Remington Rand Inc., Eckert-Mauchly Division, Philadephia, Pennsylvania, 1956
Donor: Remington Rand GmbH, Frankfurt am Main Deutsches Museum Inv. Nr. 75684
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10 July 2019
48°7'40.26"N, 11°35'18.96"E
image/jpeg
f21ca0fb44e29db9632ee48ba9ef0806ad363233
2,277,524 byte
3,264 pixel
2,448 pixel
200
0.058823529411765 second
2.4
2.93 millimetre
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 21:12, 18 July 2019 | 2,448 × 3,264 (2.17 MB) | Diomidis Spinellis | User created page with UploadWizard |
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Metadata
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Camera manufacturer | SAMSUNG |
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Camera model | GT-I9301I |
Exposure time | 1/17 sec (0.058823529411765) |
F-number | f/2.4 |
ISO speed rating | 200 |
Date and time of data generation | 13:14, 10 July 2019 |
Lens focal length | 2.93 mm |
User comments | JKJKÛLó [Db8gFEQSMŒ]M„”³OÿÿÜüÿÿtÔÿÿŒ0ûÿÿÅ ÑqÿÿjafaUaUaUafafQ3aUaUaUQ3aUaUaUafaUaUafaUaUafafafaUaUafQ3aUaUafafaUafafQ3Q3afafafaUafafafafafafafafQ3afafafafafafafafafafafafafafafQ3afafafafafafafafafafafafafQ3afQ3aUQ3afQ3aUafQ3afafaUQ3aUQ3aUafQ3Q3Q3Q3afafafQ3Q3Q3Q3afaf‘Q3Q3A"A"aUQ3Q3afafQ3afaf‘Q3Q3Q3‘‘A"Q3aUafafafafaUafafafQ3afafafQ3A"aUaUafafafQ3aUaUafafQ3afafQ3Q3Q3aUQ3afafafQ3aUaUafafaUaUafQ3Q3Q3aUafafaUafQ3afafafafafafafQ3Q3afaUaUaUaUaUaUafafafafafafafafafQ3Q3afafafafafafafafafafafafafafafafafafaUqUafaUaUafafafaUqfafafaUaUaUaUaUafafaUaUaUaUaUaUaUaUaU†IÿÿÏqakª9R™%‹)òUY üæZM>[M8[M8[M8[M˜FAFA¦0'FAFAÕ¾¸ÏâhÿÖõ‡vâ 5qï)t·÷VÚ|ámä Ômä Ômä Ô?FAFA®®®®†FODëG R ?ÿ? E ²•úÿÿÿȧNPCL1323073 CALE08QLHI01CI CRC1F |
Latitude | 48° 7′ 40.26″ N |
Longitude | 11° 35′ 18.95″ E |
Altitude | 0 meters above sea level |
Width | 3,264 px |
Height | 2,448 px |
Orientation | Rotated 90° CCW |
Horizontal resolution | 72 dpi |
Vertical resolution | 72 dpi |
Software used | I9301IXCSAQE1 |
File change date and time | 13:14, 10 July 2019 |
Y and C positioning | Centered |
Exposure Program | Normal program |
Exif version | 2.2 |
Date and time of digitizing | 13:14, 10 July 2019 |
Meaning of each component |
|
Shutter speed | 4.05 |
APEX aperture | 2.52 |
APEX brightness | 0.65 |
Exposure bias | 0 |
Maximum land aperture | 2.53 APEX (f/2.4) |
Metering mode | Center weighted average |
Light source | Unknown |
Flash | Flash did not fire |
Supported Flashpix version | 1 |
Color space | sRGB |
Sensing method | One-chip color area sensor |
Scene type | A directly photographed image |
Exposure mode | Auto exposure |
White balance | Auto white balance |
Focal length in 35 mm film | 31 mm |
Scene capture type | Standard |
GPS time (atomic clock) | 10:40 |
GPS date | 10 July 2019 |
GPS tag version | 0.0.2.2 |
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