mac 512kw

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(click on picture)

 

 

Introduced September 1984
Discontinued April 1986
Original Price $3195.00

 

 

System Architecture

 

Memory

 
Microprocessor 68000 Standard on system board 512k
Clock speed 7.14 MHz Maximum on system board 512k
Bus type Apple proprietary Maximum total memory 512k
Data Bus width 16 bit Memory speed and type 150 ns
Address bus width 24 bit System board memory socket type ???
Interrupt levels n/a Number of memory module sockets ???
DMA channels n/a Memory used on system board dynamic

 

Standard Features

  *****

Disk Storage

 
ROM size 64k   Internal disk and tape drive bays 1
Optional math coprocessor none   Standard floppy drives 1 - 3.5 inch x 400k
Parallel port type     Optional floppy drives: 1 - 3.5 inch x 400k
RS232C serial ports RS-232/RS-422   * 5 1/4 inch 160k none
Mouse ports yes   * 5 1/4 inch 1.2MB none
UART chip used N/A   * 3 1/2 inch 400k 1 external
Maximum speed N/A   * 3 1/2 inch 1.44MB none
CMOS real time clock yes   * 3 1/2 inch 2.88MB none
CMOS RAM yes   Hard disk controller included optional scsi

Video & Graphics

   

Sound

 
Graphics Processor     Sound Interface device  
Screen size - Col x Rows ???   Sound generation 4 voice
Resolution - Colors/High B&W / 512 x 342 pixels   ADSR capable no
Resolution - Colors/Low ???      
Max colors mono black and white   Programming language  
Sprites or Missiles no   Built in language no
      Built in M L monitor no

Expansion Slots

   

Keyboard Specs.

 
Total adapter slots none   Number of keys 58
Number of 8/16/32 bit slots none   Upper/lower case yes/yes
      Keyboard cable length 4 foot

Physical Specs.

   

Environmental Specs.

 
* Height 13 1/2 inches   Operating voltage @ 60 Hz 105-125 VAC
* Width 9 1/2 inches   Maximum power supplied 60 watts
* Depth 10 7/8 inches   Power supply output - volts  
* Weight 16 pounds 8 ounces   Power supply output - amps