MAMEWorld Forums - The Loony Bin - Re: Seagate ST-225 20MB hard disk drive

http://www.bu.edu/law/workingpapers-archive/documents/ainsworthrshacta091311.pdf
Page 10 (11) Footer:
(indicating a wide variation in prices and listing one example from each year: [...]
ST225 in 1986 [$1,334.67 to $246];
ST225 in 1987 [$341.50 to $211.00])

1985
https://www.mirrorservice.org/sites/www....%2325_Aug85.pdf
page 84 (86)
$1149

1986
http://www.pestingers.net/pdfs/remark-scans/1986/remark-volume7-issue11-1986.pdf
Page 14
$795

1988
http://www.colorcomputerarchive.com/coco...uary%201988.pdf
Page 4
21.4MB Seagate ST225 65ms fast stepper . . $ 289

> Doing some cleaning I found my old Spectrum 48+ (without the charger), my second and
> also non-working PS2 and some oddities, like this 5.25" hard disk. It's a Seagate
> ST-225 but I've not found much info about original release date and original prices
> (out of curiosity) despite the model being pretty famous as the best selling HD model
> ever and one of the most reliables ever too.
>
> I found an OEM manual dated October 22, 1985, revision F. And I found a Seagate date
> decoder, which asks for 4 or 5 numbers, but my date code is only 3 numbers: 248. The
> chassis has an 87 surrounded by a partitioned circle, 12 partitions with 8 marked,
> could it mean August 1987?
>
> Yet what I'm curious about is what were the original prices of these behemots. 20MB
> could easily store all accounting information of 3 business the size of my old
> company