Holborn 9100
The Holborn 9100 was a personal computer introduced in 1981 by a small Dutch company called Holborn, designed by H.A. Polak. Very few of these devices were sold with Holborn going into bankruptcy on the 27 April 1983 [1].
| Developer | Holborn |
|---|---|
| Manufacturer | Holborn |
| Type | Personal computer |
| Generation | 8-bit |
| Release date | United Kingdom: 1981 |
| Lifespan | 1981–1983 |
| Discontinued | 1983 |
| Units sold | 200 approx |
| Media | 8-inch floppy disk |
| Operating system | CP/M, Holborn OS |
| CPU | Z80 @ 3.5 MHz and equivalent |
| Memory | 72 KB / 220 KB |
Peripherals
- 30MB Hard Disk drive
- Light pen
gollark: As a double spend mitigation thing it might be good to have the hash incorporate the time in some way.
gollark: osmarkscoin™ would have the *additional* feature of coin info lookup by hash, so that you can *show* that you own a coin.
gollark: The receiver reissues it, yes.
gollark: To pay someone with it, just give someone else the value!
gollark: You would contact the osmarksßserver™, and it would reissue the coin by invalidating the old one and signing a new one.
References
- "Holborn computers". technisch museum. Retrieved 29 June 2017.
External links
- "history of computer design" , inexhibit
- "Holborn 9100" , old-computers.com
- "Holborn Computers" , zigbeedomotica.nl
This article is issued from Wikipedia. The text is licensed under Creative Commons - Attribution - Sharealike. Additional terms may apply for the media files.