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P > PANASONIC > JD series   


Panasonic
JD series

The Panasonic computers from the JD Series are classic CP/M professional systems released at the begining of the 80's.

They are powered by an Intel 8085A processor, offer from 32 KB to 64 KB RAM and are equiped with two 8" or 5.25" floppy disk drives, depending on models. No graphic features here, but 80x24 text resolution on a 12" built-in green phosphor monitor.

The following software were delivered on disk: CP/M 2.2, Microsoft Basic, MicroCobol and Assembler.

Panasonic released several computers in this serie: JD-800U, JD-840U, JD-700U, JD-740U, JD-850M, JD-800M and JD-740M. There were almost the same systems with RAM and/or floppy fisk drive specs differences. See the comparison charts for more details.

_____

Contributor: Juraj Mucko (pictures)

We need more info about this computer ! If you designed, used, or have more info about this system, please send us pictures or anything you might find useful.

 

 

NAME  JD series
MANUFACTURER  Panasonic
TYPE  Professional Computer
ORIGIN  Japan
YEAR  ? 1981
BUILT IN LANGUAGE  CP/M, Microsoft Basic, MicroCobol and Assembler delivered on disks
KEYBOARD  full stroke keyboard, 94 keys, 21 function keys, numeric keypad and arrow keys
CPU  Intel 8085A
SPEED  2 MHz
RAM  JD-700U: 32 KB (56 KB max.)
JD-800U, 840U, 740U : 56 KB
JD-800M, 740M : 60 KB
JD-850M: 64 KB
ROM  2 KB (+ 2KB optional)
TEXT MODES  80 x 24
GRAPHIC MODES  None
COLORS  None, built-in 12'' green phosphor monitor
SOUND  buzzer
SIZE / WEIGHT  540 x 390 x 630 mm / 50 Kg
I/O PORTS  3 x RS232c connectors
BUILT IN MEDIA  two 8'' or 5.25'' floppy disc drives, depending on models
OS  CP/M 2.2
POWER SUPPLY  PSU built-in
PERIPHERALS  8.4 MB hard disk, GP-IB (IEEE-488) interface, cartridge tape
PRICE  Unknown




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