Microbee-MSPP Photo Gallery

Photos of Microbee and other vintage Australian microcomputers

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198 files in 31 albums and 1 categories with 1 comments viewed 139,035 times

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cf-2.jpg
131 views
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Disk Controller & Memory Expansion cards in place123 views
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Super80v ROMS158 views
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Baseboard assembly - stage 2262 viewsPassives complete, all IC sockets installed, all current ECOs applied. I decided to install a complete set of IC sockets to enable any future inspirational tinkering :-)
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2013 Refurb - Completed Motherboard Mods88 viewsAll mods tidied up and ready for reassembly
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2013 Refurb - Completed Beeboard (bottom view)3000 viewsCompleted Beeboard. A few mods included
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Mounting connectors10 views
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Amust/NEC Keyboard back panel10 views

Last additions
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Closeup of monochrome CGA mod3 viewsAn extra IC is installed to provide the CGA output. This is a 74LS08 quad 2 input AND gate, configured to buffer 5 video signals (R,G,B, Vsync, Hsync). These signals are wired to a 9 pin D connector with pinouts as per the Premium CGA connectorJan 26, 2015
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Motherboard view4 viewsA standard motherboard with a custom mod added by the previous owner to provide a monochrome CGA output. You can just see the 9 pin CGA connector emerging from a spare case hole at the top rightJan 26, 2015
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Coreboard view3 viewsA standard dynamic RAM coreboard with 64K RAM installedJan 26, 2015
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Microbee 64K CIAB3 viewsSpruced up and looking good! Jan 26, 2015
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Amust/NEC Keyboard controller board83 viewsNov 30, 2014
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Amust/NEC Keyboard back panel10 viewsNov 30, 2014
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My Amust Executive 81618 viewsNote: The No. 4 keytop is missingNov 30, 2014
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The Amust in its Samsonite Case16 viewsNov 30, 2014