RigPix logo

Vintage computers logo


Back to main

Back to Vintage computers

Next computer


Apple logo


Copyright logo


Last modified 2026-01-22

Valid HTML 4.01 Transitional

Apple I

A picture of Apple I

SPECIFICATIONS

GENERAL
Type:8-bit home computer
CPU:MOS 6502 @ 1 MHz
Operating system(s):"Wozmon" system monitor. (Apple BASIC option on tape)
Memory:ROM: 256 Bytes
RAM: 4 KB (Expandable up to 64 KB)
Power supply:8-12 VAC and 26-28 VAC (Pin header)
Current drain / power consumption:3 A @9 VAC
1 A @ 27 VAC
Dimensions (W*H*D):394*229*? mm (15.5*9*?")
Weight:? g (? lb)




I/O
Keyboard:External
Graphics: Signetics 2513 with 1 KB VRAM
280*192 pixels (Monochrome)
40*24 text
Audio:No
Storage:Optional tape recorder interface (150 bd)
External I/O ports:
Keyboard:   16-pin DIL socket
Expansion port:   44-pin header and edge connector
Video out:   Pin header (Composite)
Other:




MISCELLANEOUS
Manufactured:USA, 1976-1976 (Discontinued)
Additional info: Around 200 was manufactured. This first attempt was
sold as a board only.

New price, october 1976 in the US: $666.66 (With 4 KB RAM)
Related documents: User manual (2 MB)
Modifications and fixes:
Notable "ham" software:
Reviews:
Some options / Accessories:
? Apple I cassette interface