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{{http://wiki.museo.freaknet.org/images/loghino.png}}
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''A cura di Gabriele Zaverio,
Museo dell'Informatica Funzionante,
Palazzolo Acreide (SR)
http://museo.freaknet.org''
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{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-4640.jpg}}
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{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-23781.png|Adam Colecovision}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-6736.jpg|AES Office Automation}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-7011.jpg|Altos}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-515.jpg|Amstrad}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-3042.jpg|Anamartic}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-82.jpg|Apple Computers}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-921.jpg|Apricot}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-2229.jpg|AST Research}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-130.jpg|Atari}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-9514.jpg}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-875.jpg|Blundell Harling}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-6730.jpg|Bondwell}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-3312.png|British Telecom}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-2968.png|Burroughs Corporation}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-3463.gif|C Itoh}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-2925.jpg|Camputers Ltd}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-1371.jpg|Canon}}
{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-4598.jpg|Cifer PLC}}
{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-
1111.jpg|Cobalt}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-113.jpg|Commodore}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-1321.jpg|Compaq}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-8097.jpg|Compukit}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-2963.png|Convergent Technologies}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-3633.jpg|Data Designs Menta}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-20991.jpg|Data General}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-6676.jpg|Dell}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-167.jpg|Digital DEC}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-1175.gif|Dolch Computer Systems}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-536.jpg|Dragon Data Ltd}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-1339.gif|EACA}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-11976.jpg|EDSAC}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-7118.jpg|Elonex}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-1815.jpg|English Electric LEO}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-4926.jpg|Enigma (Gemini - 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Altair}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-2231.png|Mitsubishi}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-23959.jpg|Motorola}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-4621.jpg|National Semiconductor}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-1324.png|NEC Corporation}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-1064.jpg|Network Computing Devices}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-195.jpg|NeXT Computers}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-2385.jpg|NMW Computers PLC}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-23547.jpg|NTS Computers Ltd}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-6950.jpg|Ohio Scientific}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-534.jpg|Olivetti}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-25337.jpg|Oregon Scientific}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-525.jpg|Oric}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-135.jpg|Osborne}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-4931.jpg|Panasonic}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-162.jpg|Philips}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-15669.jpg|Poqet}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-22170.jpg|Portable Business Systems}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-22146.jpg|Powertran}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-1417.png|Psion}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-28826.gif|Qtek}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-23582.jpg|Quince Communications}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-877.jpg|Radio Shack - Tandy}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-16947.jpg|Raspberry Pi}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-523.jpg|Research Machines}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-1576.jpg|Rockwell International}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-16776.jpg|RS Components}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-18730.jpg|Samsung}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-4054.gif|Sanco}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-1286.jpg|Sanyo}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-498.jpg|Scientific Development Corporation}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-708.jpg|Scientific Micro Systems|}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-4929.jpg|SCL - Semiconductor Complex Limited}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-19470.jpg|Seiko}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-531.jpg|Sharp}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-14327.jpg|Siemens}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-81.jpg|Silicon Graphics - SGI}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-80.jpg|Sinclair}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-2506.gif|Sirius Systems Technology}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-153.jpg|Sony}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-122.jpg|Sord / CGL}}
{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-197.jpg|Sun Microsystems}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-16737.jpg|SWTPC}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-22980.jpg|Symbolics}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-3897.png|Tandon}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-23945.jpg|Tangerine Computer Systems}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-104.jpg|Tatung Einstein}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-4764.jpg|TeleVideo}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-4977.jpg|Terminal Technology - Microscribe}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-1343.jpg|Texas Instruments}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-28031.jpg|Tidalwave}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-1030.jpg|Torch Computers Ltd}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-728.jpg|Toshiba}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-6209.jpg|Transam}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-5078.jpg|Triumph-AdlerAlphatronic - Matmos PC}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-2244.jpg|Tulip Computers}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-16182.jpg|Umax}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-3649.gif|Viglen}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-2202.jpg|Vydec Exxon}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-2149.png|Wang}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-3138.jpg|Xerox}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-747.jpg|Yamaha}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-2233.png|Zenith Data Systems}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-12156.gif|Zilog}}
{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-23781.png|Adam Colecovision}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-7011.jpg|Altos}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-515.jpg|Amstrad}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-82.jpg|Apple Computers}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-921.jpg|Apricot}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-2229.jpg|AST Research}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-130.jpg|Atari}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-9514.jpg}} {{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-6730.jpg|Bondwell}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-3312.png|British Telecom}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-2968.png|Burroughs Corporation}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-1111.jpg|Cobalt}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-113.jpg|Commodore}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-1321.jpg|Compaq}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-20991.jpg|Data General}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-6676.jpg|Dell}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-167.jpg|Digital DEC}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-536.jpg|Dragon Data Ltd}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-11976.jpg|EDSAC}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-4926.jpg|Enigma (Gemini - Galaxy)}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-156.jpg|Epson}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-902.jpg|Ferranti}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-6564.jpg|GRiD}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-5290.jpg|Grundy NewBrain}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-854.gif|Hewlett Packard}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-116.jpg|IBM}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-1820.jpg|ICL}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-8873.jpg|ICT}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-27289.jpg|IMSAI}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-730.jpg|Intel}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-4924.jpg|Intermedia Graphic Systems}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-15338.jpg|Intersil}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-1780.gif|Intertec}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-3267.jpg|ITT}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-596.jpg|Kaypro}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-3412.jpg|Kokusai Electric}}|{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-125.jpg|Mattel Electronics}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-5.jpg|MITS - Altair}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-2231.png|Mitsubishi}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-23959.jpg|Motorola}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-4621.jpg|National Semiconductor}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-1324.png|NEC Corporation}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-195.jpg|NeXT Computers}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-6950.jpg|Ohio Scientific}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-534.jpg|Olivetti}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-525.jpg|Oric}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-135.jpg|Osborne}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-4931.jpg|Panasonic}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-162.jpg|Philips}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-877.jpg|Radio Shack - Tandy}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-1576.jpg|Rockwell International}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-1286.jpg|Sanyo}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-19470.jpg|Seiko}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-531.jpg|Sharp}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-14327.jpg|Siemens}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-81.jpg|Silicon Graphics - SGI}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-80.jpg|Sinclair}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-2506.gif|Sirius Systems Technology}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-153.jpg|Sony}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-122.jpg|Sord / CGL}}
{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-197.jpg|Sun Microsystems}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-22980.jpg|Symbolics}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-104.jpg|Tatung Einstein}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-4764.jpg|TeleVideo}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-1343.jpg|Texas Instruments}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-728.jpg|Toshiba}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-5078.jpg|Triumph-Adler Alphatronic - Matmos PC}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-2149.png|Wang}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-3138.jpg|Xerox}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-2233.png|Zenith Data Systems}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-12156.gif|Zilog}}
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{{http://oldcomputers.net/pics/micro-professor.jpg}}
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Alcuni computer di una volta sfoggiavano contenitori con eleganti combinazioni di legno e metallo.
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{{http://www.sol20.org/media/sol20.jpg}}
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==== Forme strane ==== ==== Forme strane e particolari ====
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{{http://www.appuntidigitali.it/site/wp-content/uploads/olivetti_m20.jpg}}
{{http://media.vam.ac.uk/media/thira/collection_images/2009BX/2009BX8549.jpg}}
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==== Colori sgargianti ==== Alcuni sembrano calcolatrici, ma sono computer veri e propri:

{{http://www.technikum29.de/shared/photos/rechnertechnik/olivetti_programma101.jpg}}
{{http://upload.wikimedia.org/wikipedia/commons/9/92/Olivetti_Programma_203.jpg}}

==== Colori inusuali ====

I sistemi di un tempo spesso sfoggiavano colori sgargianti: azzurro, blu, rosa, rosso, giallo, con diverse combinazioni.
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{{http://oldcomputers.net/pics/compucolor-8001-keyboard.jpg}}
{{http://www.siliconbunny.com/wp-content/uploads/2008/12/pc102631.jpg}}
{{http://www.maclife.com/files/u58/imac-g3.jpg}}
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{{http://it-history.net/images/IBM_1401.jpg}}
{{http://spectrum.ieee.org/ns/slideshows/11W_SlideS_1401_a/custom/hr.356.jpg}}
{{http://questier.com/GRAPH/SGI_Onyx.jpg}}

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=== Colori ===

I sistemi di un tempo spesso sfoggiavano colori sgargianti: azzurro, blu, rosa, rosso, giallo, con diverse combinazioni.
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 * Schede interne: come sono fatte?
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=== Schede interne ===

Le schede di interesse storico solitamente sono riconoscibili dal loro colore, differente dalle schede dei computer odierni, e dalle forme particolari.

{{http://ummr.altervista.org/DSCN7183.JPG}}
{{http://www244.pair.com/mikehall/mainuser/aw2k/LotImg11890.jpg}}
{{http://ummr.altervista.org/Transistor_Boards.jpeg}}
{{http://ummr.altervista.org/PC-trans_corretta.jpg}}
{{http://ummr.altervista.org/scansione0019c.jpg}}
{{http://ummr.altervista.org/IBM_SMS_front.jpg}}
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Spesso le date si trovano su etichette apposte sul computer o sulle schede.

{{http://www.vintagecomputer.net/digital/PDP11-40/PDP11-40_powersupply_label.jpg}}
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I circuiti integrati (CHIP) portano su di essi un codice che identifica la data di produzione, e quindi verosimilmente e' possibile datare una scheda in base alle date dei chip montati su di essa. Il codice utilizzato e' a 4 cifre, che identifica l'anno di produzione e la settimana.

{{http://zaverio.com/~asbesto/chipdate.jpg}}
{{http://zaverio.com/~asbesto/scansione0020f.jpg}}
{{http://zaverio.com/~asbesto/DSCN6634.jpg}}
Line 97: Line 144:
~~~~ ... (in costruzione)

=== Marche non storiche ===

Da verificare

{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-4640.jpg|3com}}
{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-6736.jpg|AES Office Automation}}
{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-3042.jpg|Anamartic}}
{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-875.jpg|Blundell Harling}}
{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-3463.gif|C Itoh}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-2925.jpg|Camputers Ltd}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-1371.jpg|Canon}}
{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-4598.jpg|Cifer PLC}}
{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-8097.jpg|Compukit}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-2963.png|Convergent Technologies}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-3633.jpg|Data Designs Menta}}
{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-1175.gif|Dolch Computer Systems}}
{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-1339.gif|EACA}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-7118.jpg|Elonex}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-1815.jpg|English Electric LEO}}
{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-520.jpg|Enterprise Computers}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-23237.jpg|EO Computer Ltd}}
{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-13992.jpg|Ericsson}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-18512.jpg|ES COM}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-3925.jpg|European Data Systems}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-6632.jpg|Evesham Micros}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-5395.jpg|Exidy}}
{{http://www.computinghistory.org.uk/userdata/images/sections/no_section_icon.gif|Fujitsu}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-2065.gif|GEC Computers}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-11356.gif|Gemini Microcomputers}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-1369.gif|Goldstar}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-16194.jpg|Goupil}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-25224.jpg|GR Electronics}}
{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-5780.gif|Handspring}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-22018.jpg|Hawk Computers}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-2141.jpg|Hektor}}
{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-1294.jpg|Hi Grade}}
{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-1331.jpg|Jupiter Cantab}}
{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-18764.jpg|Laser - Video Technology Computers}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-28027.jpg|Linus Technologies}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-26766.jpg|LSI Octopus}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-83.jpg|Lucas - Nascom}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-16853.jpg|Marconi}}
{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-749.jpg|Memotech}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-14415.gif|Metier}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-159.jpg|MGT - Miles Gordon Technology}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-756.gif|Microbee}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-4994.png|Microscribe}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-4631.png|Microtek}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-5793.jpg|Microwriter}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-10519.jpg|Mitac}}
{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-1064.jpg|Network Computing Devices}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-2385.jpg|NMW Computers PLC}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-23547.jpg|NTS Computers Ltd}}
{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-25337.jpg|Oregon Scientific}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-15669.jpg|Poqet}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-22170.jpg|Portable Business Systems}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-22146.jpg|Powertran}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-1417.png|Psion}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-28826.gif|Qtek}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-23582.jpg|Quince Communications}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-16947.jpg|Raspberry Pi}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-523.jpg|Research Machines}}
{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-16776.jpg|RS Components}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-18730.jpg|Samsung}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-4054.gif|Sanco}}
{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-3897.png|Tandon}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-498.jpg|Scientific Development Corporation}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-708.jpg|Scientific Micro Systems|}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-4929.jpg|SCL - Semiconductor Complex Limited}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-16737.jpg|SWTPC}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-23945.jpg|Tangerine Computer Systems}}
{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-2244.jpg|Tulip Computers}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-4977.jpg|Terminal Technology - Microscribe}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-28031.jpg|Tidalwave}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-1030.jpg|Torch Computers Ltd}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-6209.jpg|Transam}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-16182.jpg|Umax}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-3649.gif|Viglen}}{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-2202.jpg|Vydec Exxon}}
{{http://www.computinghistory.org.uk/userdata/images/sections/SPIC-747.jpg|Yamaha}}

-- [[asbesto]] <<DateTime(2013-03-21T16:21:56Z)>>

http://wiki.museo.freaknet.org/images/loghino.png

Guida al riconoscimento di hardware storico

A cura di Gabriele Zaverio, Museo dell'Informatica Funzionante, Palazzolo Acreide (SR) http://museo.freaknet.org

Questo documento elenca i criteri che permettono di riconoscere quale hardware (computer, monitor, periferica, dispositivo elettronico, scheda, rack o altro ancora) puo' essere di interesse storico rispetto ad altro hardware piu' recente o di nessun interesse.

Criteri di base

Per un primo riconoscimento possiamo classificare i seguenti metodi di indagine:

  • Marche e case produttrici
  • Forma
  • Dimensione
  • Materiali utilizzati
  • Colori

Marche e case produttrici

Alcune case produttrici oggi non esistono piu'; e' quindi facile identificare hardware di interesse storico in base alle seguenti marche:

Acorn Computers Adam ColecovisionAltosAmstradApple ComputersApricotAST ResearchAtarihttp://www.computinghistory.org.uk/userdata/images/sections/SPIC-9514.jpg BondwellBritish TelecomBurroughs CorporationCobaltCommodoreCompaqData GeneralDellDigital DECDragon Data LtdEDSACEnigma (Gemini - Galaxy)EpsonFerrantiGRiDGrundy NewBrainHewlett PackardIBMICLICTIMSAIIntelIntermedia Graphic SystemsIntersilIntertecITTKayproKokusai Electric|Mattel ElectronicsMITS - AltairMitsubishiMotorolaNational SemiconductorNEC CorporationNeXT ComputersOhio ScientificOlivettiOricOsbornePanasonicPhilipsRadio Shack - TandyRockwell InternationalSanyoSeikoSharpSiemensSilicon Graphics - SGISinclairSirius Systems TechnologySonySord / CGL Sun MicrosystemsSymbolicsTatung EinsteinTeleVideoTexas InstrumentsToshibaTriumph-Adler Alphatronic - Matmos PCWangXeroxZenith Data SystemsZilog

Forse e' il caso di sfoltire ed eliminare alcuni di questi loghi/marche? Sono troppi?

Forma

I computer di una volta avevano forme differenti rispetto a quelli odierni. Di seguito, ecco alcuni esempi, in ordine piu o meno cronologico.

Rack

http://oldcomputers.net/pics/Altair_8800.jpg http://oldcomputers.net/pics/imsai8080-left.jpg http://oldcomputers.net/pics/h8-h17-right.jpg http://oldcomputers.net/pics/cromemco-system-three-right.jpg http://oldcomputers.net/pics/sage-iv.jpg

Scheda

http://oldcomputers.net/pics/kim1-a.jpg http://oldcomputers.net/pics/micro-professor.jpg

Misto legno/metallo

Alcuni computer di una volta sfoggiavano contenitori con eleganti combinazioni di legno e metallo.

http://oldcomputers.net/pics/sol-20-right.jpg http://oldcomputers.net/pics/compucolor-right.jpg http://www.sol20.org/media/sol20.jpg

Unita centrale e tastiera insieme

http://oldcomputers.net/pics/appleii-right.jpg http://oldcomputers.net/pics/amiga500.jpg

Unita centrale, schermo e tastiera insieme

http://oldcomputers.net/pics/ibm5100.jpg http://oldcomputers.net/pics/pet2001-black.jpg http://oldcomputers.net/pics/trs80-iii.jpg http://oldcomputers.net/pics/ibm5322.jpg

Forme strane e particolari

http://oldcomputers.net/pics/trs80ii.jpg http://oldcomputers.net/pics/osborne1.jpg http://oldcomputers.net/pics/lisa2.jpg http://www.appuntidigitali.it/site/wp-content/uploads/olivetti_m20.jpg http://media.vam.ac.uk/media/thira/collection_images/2009BX/2009BX8549.jpg

Alcuni sembrano calcolatrici, ma sono computer veri e propri:

http://www.technikum29.de/shared/photos/rechnertechnik/olivetti_programma101.jpg http://upload.wikimedia.org/wikipedia/commons/9/92/Olivetti_Programma_203.jpg

Colori inusuali

I sistemi di un tempo spesso sfoggiavano colori sgargianti: azzurro, blu, rosa, rosso, giallo, con diverse combinazioni.

http://oldcomputers.net/pics/compucolor-8001.jpg http://oldcomputers.net/pics/compucolor-8001-keyboard.jpg http://www.siliconbunny.com/wp-content/uploads/2008/12/pc102631.jpg http://www.maclife.com/files/u58/imac-g3.jpg

Dimensione

Le dimensioni dei computer storici ed in generale dell'hardware erano piu' generose nei sistemi di alcuni anni fa.

http://it-history.net/images/IBM_1401.jpg http://spectrum.ieee.org/ns/slideshows/11W_SlideS_1401_a/custom/hr.356.jpg http://questier.com/GRAPH/SGI_Onyx.jpg

Materiali utilizzati

Metallo verniciato a polvere, resina, abs? Plastiche ingiallite? Rack industriali? Involucri misti legno/metallo?

Analisi del pezzo

Quando si sospetta che un pezzo abbia interesse storico o sia di una certa eta', possiamo esaminarlo in base ai seguenti criteri

  • Schede interne: come sono fatte?
  • Datazione su etichette esterne: ci sono delle date di collaudo, di scadenza garanzia o altro?
  • Datazione sui chip delle schede interne

Schede interne

Le schede di interesse storico solitamente sono riconoscibili dal loro colore, differente dalle schede dei computer odierni, e dalle forme particolari.

http://ummr.altervista.org/DSCN7183.JPG http://www244.pair.com/mikehall/mainuser/aw2k/LotImg11890.jpg http://ummr.altervista.org/Transistor_Boards.jpeg http://ummr.altervista.org/PC-trans_corretta.jpg http://ummr.altervista.org/scansione0019c.jpg http://ummr.altervista.org/IBM_SMS_front.jpg

Datazione su etichette esterne

Spesso le date si trovano su etichette apposte sul computer o sulle schede.

http://www.vintagecomputer.net/digital/PDP11-40/PDP11-40_powersupply_label.jpg

Datazione sui chip delle schede interne

I circuiti integrati (CHIP) portano su di essi un codice che identifica la data di produzione, e quindi verosimilmente e' possibile datare una scheda in base alle date dei chip montati su di essa. Il codice utilizzato e' a 4 cifre, che identifica l'anno di produzione e la settimana.

http://zaverio.com/~asbesto/chipdate.jpg http://zaverio.com/~asbesto/scansione0020f.jpg http://zaverio.com/~asbesto/DSCN6634.jpg

Altro

... (in costruzione)

Marche non storiche

Da verificare

3com AES Office Automation Anamartic Blundell Harling C ItohCamputers LtdCanon Cifer PLC CompukitConvergent TechnologiesData Designs Menta Dolch Computer Systems EACAElonexEnglish Electric LEO Enterprise ComputersEO Computer Ltd EricssonES COMEuropean Data SystemsEvesham MicrosExidy FujitsuGEC ComputersGemini MicrocomputersGoldstarGoupilGR Electronics HandspringHawk ComputersHektor Hi Grade Jupiter Cantab Laser - Video  Technology ComputersLinus TechnologiesLSI OctopusLucas - NascomMarconi MemotechMetierMGT - Miles Gordon TechnologyMicrobeeMicroscribeMicrotekMicrowriterMitac Network Computing DevicesNMW Computers PLCNTS Computers Ltd Oregon ScientificPoqetPortable Business SystemsPowertranPsionQtekQuince CommunicationsRaspberry PiResearch Machines RS ComponentsSamsungSanco TandonScientific Development CorporationScientific Micro SystemsSCL - Semiconductor Complex LimitedSWTPCTangerine Computer Systems Tulip ComputersTerminal Technology - MicroscribeTidalwaveTorch Computers LtdTransamUmaxViglenVydec Exxon Yamaha

-- asbesto 2013-03-21 16:21:56

CategoryMuseo

Museo/ComputerStoriciRaecycleFull (last edited 2013-04-18 10:16:05 by asbesto)