---
title: Ivasim elektronika Ivel Ultra
categories:
- Computers
types:
- Professional Computer
origins:
- Croatia
years:
- '1984'
cpus:
- MOS 6502
params:
  name: Ivel Ultra
  image: /media/museum/photos/ivel_ultra_1s.jpg
  company: /companies/ivasim-elektronika
  company_name: Ivasim elektronika
  specs:
  - label: NAME
    value: Ivel Ultra
  - label: MANUFACTURER
    value: Ivasim elektronika
  - label: TYPE
    value: Professional Computer
  - label: ORIGIN
    value: Croatia
  - label: YEAR
    value: '1984'
  - label: KEYBOARD
    value: Full stroke keyboard
  - label: CPU
    value: MOS 6502 (1 MHz) + Zilog Z80
  - label: RAM
    value: 64 KB
  - label: ROM
    value: 12 KB (Basic + system monitor)
  - label: TEXT MODES
    value: 40 x 24
  - label: GRAPHIC MODES
    value: 280 x 192
  - label: COLORS
    value: '6'
  - label: SOUND
    value: Unknown
  - label: SIZE / WEIGHT
    value: Unknown
  - label: I/O PORTS
    value: Unknown
  - label: BUILT IN MEDIA
    value: 1 or 2 x 5.25'' disk drives
  - label: OS
    value: IDOS, compatible with Apple DOS 3.3, CP/M
  - label: POWER SUPPLY
    value: Built-in power supply
  - label: PRICE
    value: Unknown
  tabs:
  - photos
  photos:
  - title: IVEL ULTRA
    subtitle: ''
    text: Thanks to Sveto for this picture
    image: /media/museum/photos/ivel_ultra_3.jpg
  - title: CLOSE UP
    subtitle: ''
    text: Thanks to Sveto for this picture
    image: /media/museum/photos/ivel_ultra_2.jpg
  - title: FIRST MODEL (1986)
    subtitle: ''
    text: Thanks to Sveto for this picture
    image: /media/museum/photos/ivel_ultra_1986_model.jpg
  comments:
  - author: Thomsonicus (Poland)
    date: Wednesday 26th December 2007
    text: |-
      nd the white version is newer (made in 1987-1900).

      1900? wow, that's long... ;-)
  oc_id: 1220
  source:
    url: https://web.archive.org/web/20230330082447/http://www.old-computers.com/museum/computer.asp?c=1220
    date: '2023-03-30'
---

The IVEL Ultra is a Croatian computer made by Ivasim Electronika. Its creator was Branimir Makanec. They were made in a little city near Zagreb called Ivanic Grad. The main characteristic of the Ivel Ultra is to be compatible with the [Apple II](/museum/apple-ii/).

It is equiped with one or two 5.25" floppy disk drives. Its Basic is compatible with the Apple one, and its operating system called IDOS is compatible with Apple DOS 3.3

On top of that, the Ivel Ultra has a second processor, a Zilog Z80, mainly used to offer CP/M compatibility.

The were different versions of this computer. The brown version is the oldest model (made in 1984-1986) and the white version is newer (made in 1987-1990).

---

Contributor: Sveto (pictures & info)

<table> <tr> <td></td> <td>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.</td> <td></td> </tr> </table>