The Machine Indexan emulation field guide

1979 · Milton Bradley · US · handheld

Milton Bradley Microvision

The first cartridge handheld, with a screen that rarely survived the decade.

A curiosity Trivial to run Watch on YouTube ↗

The Milton Bradley Microvision handheld console.
The Milton Bradley Microvision handheld console.
Image: Evan-Amos · Public domain

Milton Bradley's 1979 handheld, the earliest to take interchangeable cartridges — a genuinely pioneering idea housed in hardware whose fragile LCD screens tended to fail with age, so working units are scarce today.

The pack-in Block Buster, a handheld take on Breakout, was the one most people played, sliding a blocky paddle across a screen of just sixteen by sixteen pixels.

What it cost

$49.99 5.2%

only about 5% of a month’s pay in 1979 · about $216 today

US launch list price ($49.99 with Block Buster) $49.99 (1979)

First handheld gaming system to use interchangeable cartridges.

Typical street price

No verified mass-market street price recorded yet.

Units sold≈1,500,000 estimate

1.5 million units sold in its first year.

Why it mattered

The Microvision was the earliest cartridge handheld, and its fragile screens and tiny library mapped the problems Nintendo would solve a decade later — a pioneer that mostly proved how hard the idea was.

Emulating it today

EmulatorsMAME (microvsn driver)
Setup effortTrivial to run (0 on this site's scale)
ControlsA standard modern controller covers the ordinary controls, though unusual accessories may need custom mapping.
Runs on a handheldYes

The emulator names above are starting points, not a promise that every title or accessory behaves identically. Computer platforms usually add model selection, disk handling and keyboard setup even when CPU emulation itself is mature.

Firmware

This system needs no firmware file. Install an emulator, open a game, and it runs.

How many files you need: none to go and find. No separate firmware file is needed for an ordinary setup.

Firmware details checked 2026-08. Emulator requirements change — see Libretro documentation for the current list.

Where the software is

Preservation catalogues describe verified dumps; they do not grant permission to download commercial software. A curated, correctly matched set is easier to use than an undifferentiated archive.

This site names preservation projects and explains what they are. It does not link to ROM downloads.

Where to start

  1. Block Buster 1979 action

    The pack-in Breakout for the first cartridge handheld ever made.

  2. Star Trek: Phaser Strike 1979 shooter
  3. Bowling 1979 sports

The verdict

Historically important; the games are extremely simple and few.

Its significance is in coming first, not in being good — a short visit for the curious.

Worth it if
Players curious about obscure handhelds and willing to learn how the original machine worked.
Not for
Anyone who wants a large, instantly accessible library and no model, firmware or control decisions.

Scored 2/5 for fun today and 3/5 for historical importance. Those two scores decide the label at the top — a machine can matter enormously and still be no fun.