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dirkt
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44 votes
10 answers
15k views

Fastest non-emulated CP/M Z80-based computer ever built?

12 votes
1 answer
711 views

On-disk structures for Files-11 format (RSX11)

11 votes
3 answers
465 views

Examples of usage of secondary channel on 25-pin RS232 serial port

10 votes
1 answer
741 views

Timing and microcode in the PDP-11/40

10 votes
1 answer
364 views

What is the timeline of vertical cursor usage?

9 votes
2 answers
411 views

Information about Sabre-ADS Model 757 terminal

8 votes
2 answers
749 views

Homemade ROM cartridge for Thomson TO7/70 home computer

8 votes
1 answer
886 views

Configuring the slots in MAME for different hardware

8 votes
3 answers
1k views

Arithmetic operations on multiple words on the PDP-8

7 votes
3 answers
1k views

Were there any PCs where you could switch Turbo Mode via the keyboard?

2 votes
2 answers
300 views

SAPCOL Japanese digital typesetting machines

1 vote
2 answers
270 views

Where can I obtain Olivetti P6060 disk images?