|
Longest Posting Streak - Get Your Rainbow On
|
Posts: 5,801
Threads: 220 Joined: Nov 2015 Reputation: 7 I'm a : Gay Man in a Monogamous Gay Relationship Starsign:  Leo
Mood: 
12-25-2015, 09:50 PM
IBM in the early 1950's developed the RAMAC which is Random Access Method of Accounting and Control...
"I’m not expecting to grow flowers in a desert, but I can live and breathe and see the sun in wintertime"
Check out my stuff!
Posts: 5,801
Threads: 220 Joined: Nov 2015 Reputation: 7 I'm a : Gay Man in a Monogamous Gay Relationship Starsign: Leo
Mood:
12-25-2015, 09:54 PM
The RAMAC stood about 6 ft tall, I forget how much it weighed, but you figure it was about the size of a commercial refridgrator..
"I’m not expecting to grow flowers in a desert, but I can live and breathe and see the sun in wintertime"
Check out my stuff!
Posts: 5,801
Threads: 220 Joined: Nov 2015 Reputation: 7 I'm a : Gay Man in a Monogamous Gay Relationship Starsign: Leo
Mood:
12-25-2015, 09:54 PM
The RAMAC contained 50 discs and used one actuator arm to read and write data...
"I’m not expecting to grow flowers in a desert, but I can live and breathe and see the sun in wintertime"
Check out my stuff!
Posts: 5,801
Threads: 220 Joined: Nov 2015 Reputation: 7 I'm a : Gay Man in a Monogamous Gay Relationship Starsign: Leo
Mood:
12-25-2015, 09:55 PM
The RAMAC could store approximately 5 MB...
"I’m not expecting to grow flowers in a desert, but I can live and breathe and see the sun in wintertime"
Check out my stuff!
Posts: 5,801
Threads: 220 Joined: Nov 2015 Reputation: 7 I'm a : Gay Man in a Monogamous Gay Relationship Starsign: Leo
Mood:
12-25-2015, 09:56 PM
To store data the RAMAC used 7-bit words with 1 parity bit (for error detection) and used one bit between words...
"I’m not expecting to grow flowers in a desert, but I can live and breathe and see the sun in wintertime"
Check out my stuff!
Posts: 5,801
Threads: 220 Joined: Nov 2015 Reputation: 7 I'm a : Gay Man in a Monogamous Gay Relationship Starsign: Leo
Mood:
12-25-2015, 09:57 PM
Later IBM developed hard disk drives that were smaller and much larger in capacity...IBM was also the first to create hard disks that took advantage of floating heads....
"I’m not expecting to grow flowers in a desert, but I can live and breathe and see the sun in wintertime"
Check out my stuff!
Posts: 5,801
Threads: 220 Joined: Nov 2015 Reputation: 7 I'm a : Gay Man in a Monogamous Gay Relationship Starsign: Leo
Mood:
12-25-2015, 09:58 PM
This is called air bearing...the air flow caused from the spinning of the disks actually causes the heads to float...
"I’m not expecting to grow flowers in a desert, but I can live and breathe and see the sun in wintertime"
Check out my stuff!
Posts: 5,801
Threads: 220 Joined: Nov 2015 Reputation: 7 I'm a : Gay Man in a Monogamous Gay Relationship Starsign: Leo
Mood:
12-26-2015, 03:58 AM
Not those kinds of heads lol
"I’m not expecting to grow flowers in a desert, but I can live and breathe and see the sun in wintertime"
Check out my stuff!
Posts: 5,801
Threads: 220 Joined: Nov 2015 Reputation: 7 I'm a : Gay Man in a Monogamous Gay Relationship Starsign: Leo
Mood:
12-26-2015, 04:02 AM
That would freak me out if I started seeing floating heads...
"I’m not expecting to grow flowers in a desert, but I can live and breathe and see the sun in wintertime"
Check out my stuff! 
Posts: 12,278
Threads: 2 Joined: Oct 2015 Reputation: 1 I'm a : Single Gay Man Starsign:  Libra
Mood: 
|
| Recently Browsing |
| 33 Guest(s) |
![[-]](https://gayspeak.com/images/duende_v3_local/collapse.png)
![[Image: 05onfire1_xp-jumbo-v2.jpg?quality=90&auto=webp]](https://static01.nyt.com/images/2016/08/05/us/05onfire1_xp/05onfire1_xp-jumbo-v2.jpg?quality=90&auto=webp)
