STB Systems

STB was a multi I/O, graphics card and sound card manufacturer for the IBM PC and its compatibles.

Multi I/O Cards

Super RIO

Launched: 1983
Bus: 8-bit ISA

The Super RIO was a multi I/O expansion card for the IBM PC and compatibles. It came with 64K-256K of onboard RAM, two RS232 serial ports, a printer port, clock/calendar with battery backup and a game port. You could also expand the onboard RAM by further connecting a "Super RIO Piggyback" board to add an extra 64K-512K of memory.

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Graphics Cards

Graphix Plus

Launched: 1984
Bus: 8-bit ISA
Price: ?

The Graphix Plus card was a CGA-compatible graphics card that also supported high resolution monochrome graphics. Also common to many graphics cards in 1984, this one provided a parallel printer port too.

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Graphix Plus II

Launched: 1985
Bus: 8-bit ISA
Price: ?

Expanding on the earlier Graphix Plus, the II provides the same features but adds a 16-colour mode. It also got a parallel port, a lightpen port, 32K of onboard video RAM, and an optional clock/calendar with battery backup.

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EGA Plus

Launched: 1986? advertised in 1987
Bus: 8-bit ISA
Price: $279 (Mar 1987)

 

Chauffeur

Launched: 1987
Bus: 8-bit ISA
Price: $219 (Mar 1987)

 

The Chauffeur

 

Chauffeur HT

Launched: 1986
Bus: 8-bit ISA
Price: $239 (Mar 1987)

The Chauffeur HT was a Hercules-compatible card that supported for the first time a resolution of 1056 x 352, ideal for a 132-character wide display in text modes. It came with drivers for Microsoft Windows, AutoCAD, Lotus 1-2-3 and Lotus Symphony.

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EGA Multi Res

Launched: 1987
Bus: 8-bit ISA
Price: $

The EGA Multi Res extended standard EGA by offering [on a multisync monitor] 640 x 480 and even 752 x 410 resolution in Microsoft Windows. On standard EGA monitors, it could display up to 832 x 350.

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Velocity Riva 128

Launched: 1997
DAC: ?
Bus: AGP 1x/2x
Memory: 4 MB
Price: ?

Basically a rebadged nVidia Riva 128. This STB card was OEM'd by Dell.

 

Velocity Riva 128ZX

Launched: 1998
DAC: ?
Bus: AGP 1x/2x
Memory: 8 MB
Price: ?

Basically a rebadged nVidia Riva 128ZX. This STB card was OEM'd by Dell.

Sound Cards

SoundRage 32 / 32 3D

Launched: 1996
Audio Codec: AMD InterWave (AM78C201KC)
Synth Chip: AMD InterWave (AM78C201KC)
Onboard Memory: 512 KB
Bus: 16-bit ISA
FCC ID: EKSVSA201

The SoundRage 32 was a much improved clone of the Advanced Gravis UltraSound 32 - primarily because unlike the GUS32 it came with full Ad Lib and Sound Blaster compatibility, plus an MPU-401 interface and Windows Sound System compatibility also..

User Manual
Driver Disk for DOS, Windows 95/98

 

Ultra-Sound 32

Launched: 1996
Audio Codec: AMD InterWave (AM78C201KC)
Synth Chip: AMD InterWave (AM78C201KC)
Onboard Memory: One 30-pin SIMM slot (max 512 KB)
Plug & Play: Yes
Bus: 16-bit ISA
FCC ID:

The Ultra-Sound 32 was manufactured by STB Systems, for Compaq's Presario line of desktop computers. Like their own SoundRage32, the Ultra-Sound 32 is a Gravis UltraSound clone that uses the AMD InterWave audio chip, meaning it provides Ad Lib, Sound Blaster, integrated MIDI synthesizer, and an MPU-401 interface.

Driver Disk for DOS, Windows 95/98