File:Amplificatore a valvole - Museo scienza tecnologia Milano 10597 01.jpg
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Captions
amplificatore a valvole ( ) | ||||||||||||||||||||||||
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Title |
amplificatore a valvole |
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Description |
Italiano: L'amplificatore a valvole è sistemato all'interno di un mobiletto in legno, provvisto di un'anta apribile dotata di grata in metallo. All'interno del mobile si trova il circuito elettrico formatodall'amplificatore a cinque valvole, due bobine elettromagnetiche e due scaricatori di sicurezza a 3000 volt. All'esterno del mobile, sul lato destro si trovano un supporto bipolare per il collegamento all'altoparlante e la presa a terra; in corrispondenza delle uscite sono collocati dei cartoncini iscritti, ricoperti da una pellicola di celluloide. Sul lato sinistro si trovano tre coppie di fori, di cui una circondata da una piastrina in legno, simili a supporti bipolari.
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Date |
between 1900 and 1949 date QS:P571,+1950-00-00T00:00:00Z/7,P1319,+1900-00-00T00:00:00Z/9,P1326,+1949-00-00T00:00:00Z/9 |
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Medium | ebanite | |||||||||||||||||||||||
Dimensions |
height: 325 cm (10.6 ft); width: 56 cm (22 in) dimensions QS:P2048,325U174728 dimensions QS:P2049,56U174728 |
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Collection |
institution QS:P195,Q947082 |
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Accession number |
10597 |
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Source/Photographer | Catalogo collezioni (in it). Museoscienza.org. Museo nazionale della scienza e della tecnologia Leonardo da Vinci, Milano. | |||||||||||||||||||||||
Permission (Reusing this file) |
This file is licensed under the Creative Commons Attribution-Share Alike 4.0 International license.
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File history
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 12:01, 21 May 2016 | 1,280 × 853 (848 KB) | Federico Leva (WMIT) (talk | contribs) | {{ICCD TRC | institution = {{institution:Museoscienza}} | permission = {{cc-by-sa-4.0}} | RSR1 = Brenni, Paolo | CTP = Industria, manifattura, artigianato | CMPD = 2008 | INV1N = 10597 | CTC = riproduzione del suono | UTF = Amplificazione del segn... |
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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 | Canon |
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Camera model | Canon EOS-1Ds Mark II |
Author | Peter Aaron |
Exposure time | 8/5 sec (1.6) |
F-number | f/13 |
ISO speed rating | 50 |
Date and time of data generation | 10:13, 24 July 2008 |
Lens focal length | 85 mm |
Width | 3,280 px |
Height | 2,187 px |
Bits per component |
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Compression scheme | Uncompressed |
Pixel composition | RGB |
Orientation | Normal |
Number of components | 3 |
Horizontal resolution | 72 dpc |
Vertical resolution | 72 dpc |
Data arrangement | chunky format |
Software used | Adobe Photoshop CS3 Macintosh |
File change date and time | 14:27, 22 August 2008 |
Exposure Program | Manual |
Exif version | 2.21 |
Date and time of digitizing | 10:13, 24 July 2008 |
APEX shutter speed | −0.678072 |
APEX aperture | 7.400879 |
APEX exposure bias | 0 |
Maximum land aperture | 1.625 APEX (f/1.76) |
Metering mode | Pattern |
Flash | Flash did not fire, compulsory flash suppression |
Color space | Uncalibrated |
Focal plane X resolution | 3,526.7605633803 |
Focal plane Y resolution | 3,528.0423280423 |
Focal plane resolution unit | inches |
Custom image processing | Normal process |
Exposure mode | Manual exposure |
White balance | Manual white balance |
Scene capture type | Standard |
Image width | 1,280 px |
Image height | 853 px |
Serial number of camera | 305634 |
Lens used | 85.0 mm |
Owner of camera | Peter Aaron |
Date metadata was last modified | 16:27, 22 August 2008 |
IIM version | 2 |