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02:22
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Q: Typical academic PDP-11 configuration for emulation

scrussWhat was the typical configuration — CPU, memory, disks (number and type), printers, terminals, OS, etc — for a university PDP-11 system in the mid-late 1970s? I'm more interested in the FORTRAN/BASIC engineering department numerical side than the computer science one. I'd like to get the feel o...

 
2 hours later…
04:38
0
Q: What kind of EPROM was used for the Apple //e character generator, and how do I write a new one?

JayI have an old Apple //e clone, bought in Brazil (but assembled who-knows-where-on-Earth) that has not been touched for over 15 years. At least, from what I could see, it is a //e -- but not enhanced, since it has lowercase characters, but came with 48k RAM (is that correct?). When booting, inste...

 
13 hours later…
17:47
0
Q: Seeking details relating to Amiga 3000 serial numbers

Geo...I am the original owner of my Amiga 3000. As I remember it, I purchased the machine fairly early after release. I'm cleaning and detailing the machine, and I took a quick picture of the serial number sticker on the mainboard. Obviously this indicates the board is an A3000, serial number 7779...

18:18
0
Q: Appropriate battery replacement for my A3000

Geo...I know the interwebs are full of information relating to the replacement of batteries for various computers, and the Amiga's are no different. But before I do anything rash, I wanted to ask for some input. My A3000 still has the original clock battery on the mainboard, and obviously this needs ...


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