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---
title: Hewlett Packard HP-86
categories:
- Computers
types:
- Professional Computer
origins:
- U.S.A.
years:
- '1982'
cpus:
- Hewlett-Packard 8 bit
params:
name: HP-86
image: /media/museum/photos/hp_86_system_s1.jpg
company: /companies/hewlett-packard
company_name: Hewlett Packard
specs:
- label: NAME
value: HP-86
- label: MANUFACTURER
value: Hewlett Packard
- label: TYPE
value: Professional Computer
- label: ORIGIN
value: U.S.A.
- label: YEAR
value: July 1982
- label: END OF PRODUCTION
value: Unknown
- label: BUILT IN LANGUAGE
value: HP-Basic interpreter
- label: KEYBOARD
value: Full-stroke 91 keys with 7 function keys and arrow keys
- label: CPU
value: Hewlett-Packard 8 bit (Unknown)
- label: SPEED
value: 0.625 MHz
- label: RAM
value: 64 KB (86A), 128 KB (86B), up to 640 KB
- label: VRAM
value: 16 KB
- label: ROM
value: 48 KB
- label: TEXT MODES
value: 80 x 24
- label: GRAPHIC MODES
value: 544 x 240
- label: COLORS
value: Monochrome
- label: SOUND
value: Built-in speaker
- label: SIZE / WEIGHT
value: 42 (W) x 45.5 (D) x 13 (H) cm
- label: I/O PORTS
value: Centronics, 2 x FDD (86A), HP- IB (86B)
- label: BUILT IN MEDIA
value: None
- label: OS
value: HP-Basic
- label: POWER SUPPLY
value: Built power supply unit
- label: PERIPHERALS
value: External FDD, printers, HP expansion cards, all HP-IB compatible peripherals
- label: PRICE
value: Unknown
tabs:
- photos
- emulators
- links
forum_thread: 152
photos:
- title: HP-86B LARGE VIEW
subtitle: ''
text: |-
Along with the 12" monitor.\
The HP monitors were made by NEC in Japan.
image: /media/museum/photos/hp_86_system_s2.jpg
- title: RIGHT SIDE
subtitle: ''
text: ''
image: /media/museum/photos/hp_86_rightside_s1.jpg
- title: TOP VIEW
subtitle: ''
text: ''
image: /media/museum/photos/hp_86_topview_s1.jpg
- title: HP-86A WITH 9" MONITOR
subtitle: ''
text: There were no visible differences between The HP-86A and 86B, apart from the HP label at the bottom of the keyboard. The HP-86A was simply labelled HP 86.
image: /media/museum/photos/hp_86a_system_s1.jpg
- title: 'KEYBOARD #1'
subtitle: ''
text: |-
The solidly-built keyboard was wirtually the same as the HP-85.\
Here the HP-85B with a French AZERTY version.
image: /media/museum/photos/hp_86_keyboard_s1.jpg
- title: 'KEYBOARD #2'
subtitle: ''
text: HP-86A with U.S. keyboard
image: /media/museum/photos/hp_86a_keyboard_s1.jpg
- title: 86B REAR SIDE
subtitle: ''
text: |-
**(1)** Power plug, switch and fuse. Voltage selector\
**(2)** Housings for four extension cards\
**(3)** Video RCA jack\
**(4)** GP-IB interface connector
image: /media/museum/photos/hp_86_rearside_s1.jpg
- title: 86A REAR SIDE
subtitle: ''
text: Instead of a single HP-IB connector, the 86A features 3 connectors for printer, drive 0 and drive 1.
image: /media/museum/photos/hp_86_rearside_s2.jpg
- title: INSIDE 86B
subtitle: ''
text: The main board is totally covered by a metallic protection against magnetic shields.
image: /media/museum/photos/hp_86_inside_s1.jpg
- title: MAIN BOARD
subtitle: ''
text: |-
**(1)** Composite video RCA jack\
**(2)** 16 KB Video RAM chips (4116)\
**(3)** Keyboard connectors\
**(4)** 64 KB main RAM chips (4464)\
**(5)** GP-IB connector\
**(6)** Expansion box connector
image: /media/museum/photos/hp_86_mainboard_s1.jpg
- title: CLOSE-UP
subtitle: ''
text: All of the major I.C. are engraved with the HP logo.
image: /media/museum/photos/hp_86_hpchips_s1.jpg
- title: MANUFACTURING DATE
subtitle: ''
text: On each part of the computer, a handwritten signing mentions the manufacturing date and sometimes... time!
image: /media/museum/photos/hp_86_signings_s1.jpg
emulators:
- title: Emulator for the HP85B & HP86B/87
url: http://olivier.2.smet.googlepages.com/HPSERIES80
platform: Windows
text: Open source GNU licence
- title: HP 86 / 87(+) emulator
url: http://www2.akso.de/files/series_80/Emulator/
platform: Windows
text: ''
links:
- title: HP Series 80 Web Site
url: http://www.series80.org/
text: Nice website dedicated to HP Series 80 computers (manuals, programs, ROMs, articles, accessories, etc.).
- title: The Museum of HP Calculators
url: http://www.hpmuseum.org/
text: Some useful infos here
- title: The Museum of HP Calculators
url: http://www.hpmuseum.org/hp85.htm
text: Some useful infos here
- title: Web Wiz CAPTCHA
url: http://www.webwizcaptcha.com
text: Lots of further info and links on the Series 80
related:
- /museum/hewlett-packard-hp-85
- /museum/hewlett-packard-hp-87
oc_id: 140
source:
url: https://web.archive.org/web/20230417020137/http://www.old-computers.com/museum/computer.asp?c=140
date: '2023-04-17'
---
The HP-86 series was the same machines as the [HP-87](/museum/hewlett-packard-hp-87/) but used a 9" or 13" external monochrome monitor.
The built-in BASIC language derived from the [HP-85](/museum/hewlett-packard-hp-85/)'s but featured about 20 additional graphics commands. It also allowed to directly address the ports of external modules.
Two vdersions were successively released:\
The **86-A** had 64 KB of RAM and was fully compatible with the 87-A. It had built-in interfaces for a printer and dual floppy drives. Internally, these interfaces were seen as HP-IB devices.
The **86-B** had 128 KB of RAM and an HP-IB port instead of the printer/fDD interfaces. It was the same machine as the **HP-87XM**, but with an external monitor.
There was no special operating system. The Basic interpreter provided all the necessary commands for I/O and peripherals management.
Notice that the HP-IB interface found on almost all HP computers - from micro to mini - is a special version of the well-known IEEE 488 interface.