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Apple Computer 1 Datasheet

Apple Computer 1
Source: charitybuzz.com – Apple-1

The Apple I, or rather Apple Computer I is a desktop computer created in 1976 by Apple Computer. The originator and creator of the computer was Steve Wozniak. Steve Jobs – Wozniak’s friend came up with a brilliant idea to create a company and start selling computers. It quickly turned out that Apple had to find the money for production to make more computers. Jobs sold his car, and Wozniak his programmable HP-65 calculator.

Apple I went on sale on April 11, 1976, for $666.66. The company produced two hundred pieces of this computer. It is worth noting that, unlike other computers sold at the time for hobbyists in the form of “Do it yourself”. Apple I was already fully assembled. Nevertheless, to get a fully functional computer, its buyers had to add a case, power supply, keyboard, and monitor. Apple I was the first publicly available computer to use a monitor and a keyboard.

Apple Computer 1 ran Apple Integer BASIC, a programming language developed by Steve Wozniak, especially for Apple 1. Apple’s first computer promised flexibility, performance, and ease of use. It packed a 1 MHz 8-bit MOS Technology 6502 microprocessor, 4 kilobytes of RAM, and 1 kilobyte of Graphic memory, which was huge at the time. There was no internal storage, no keyboard, no display, and other peripherals.

The Apple I successor was the Apple II model. It went on sale on 16 April 1977 and, unlike its predecessor, it had housing and a keyboard. Today Apple I is 48 years old!

Apple-1 Details

IntroducedApril 11, 1976 – 48 years ago
DiscontinuedSeptember 1, 1977 – 46 years ago
Time on the Market508 days (16 months)
Original Price$666.66
Model NumberUnknown
Weight5.3 Ibs. 
2.400 KG
Dimensions15.5” W x 9” D 
39.37 cm W x 22.86 cm D

Apple I Tech Specs

Processor

ProcessorMOS Technology 6502
Speed1 MHz
Architecture8-bit
Number of Cores1

Memory

StorageNone
Built-in Memory4 KB
Maximum Memory8 KB on-board65 KB via Expansion connector
Graphic Memory1 KB
Memory Slots16-pin, 4K Dynamic, type 4096 (2104)

Connections

Display Connection1 – Composite positive video
Dual In-line Package (DIP)1 – for ASCII encoded keyboard

Expansion

Slots1 – 44-pin Expansion connector
1 – Cassette Board connector
Media1 – Cassette Interface (Optional)

Software

SoftwareApple Integer BASIC with optional Cassette Interface
FirmwareNone

Power

Power58 W
Line Voltage8 to 10 Volts AC At 3A, 26 to 28 Volts AC (RMS) Center-Tapped, 1A

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Disclaimer: The data presented in this article is under continuous development and has been manually collected from various sources based on their availability. The author of this article may revise this dataset as additional research is conducted and reviewed. Please note that the information is provided “as is” and “as available” without express or implied warranties. The author cannot be held responsible for any omissions, inaccuracies, or errors in the published information. Any warranties relating to this information are hereby disclaimed.