Creative Labs CT5803 PCI Sound Card ES1373 AudioPCI Assy No 4 Rev A Singapore

Creative Labs CT5803 PCI Sound Card ES1373 AudioPCI Assy No 4 Rev A Singapore

The Creative Labs CT5803 is a legacy PCI sound card built around Creative's own ES1373 AudioPCI controller chipset. The ES1373 is a full-duplex PCI audio controller that integrates digital audio, FM synthesis support, and a game/MIDI port interface on a single chip, delivering Windows-compatible audio through a standard PCI slot. This card is part of Creative's AudioPCI 5947 product line and was assembled in Singapore.

Specifications & What's Included

• Model: CT5803
• PCB / Assembly Part Number: A5447026, AudioPCI5947, Assy No: 4 Rev A
• Audio Chipset: Creative ES1373 (ES1373-0001-04)
• Bus Interface: PCI (standard half-length card)
• Bracket Outputs: Line Out (3.5mm, green), Speaker Out
• Bracket Inputs: Line In (3.5mm), Microphone In (3.5mm, pink/red)
• Game / MIDI Port: DB-15 female joystick and MIDI connector on bracket
• Internal Connectors: CD audio header, modem audio header, speaker-out header (JB)
• Country of Manufacture: Singapore
• Card only included — no driver software or manual

Applications

The Creative Labs CT5803 AudioPCI was designed for desktop PCs running Windows 95, Windows 98, and Windows ME, providing full-duplex stereo audio and MIDI playback through a standard PCI slot. The integrated DB-15 game port supports analog joysticks and MIDI devices, making it useful for period-correct gaming rigs and retro PC builds. The ES1373 chipset was widely used in Creative's late-1990s consumer and semi-professional card lineup, and driver support is well-documented for DOS and early Windows platforms. Today these cards are sought after for legacy system restoration, retro computing, and DOS/Win9x gaming compatibility projects where modern integrated audio lacks proper period support.