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Vintage Boca Research 14.4K Voice Fax Modem 16-Bit ISA Rockwell PN 4225 DOS BBS
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Vintage Boca Research 14.4K Voice Fax Modem 16-Bit ISA Rockwell PN 4225 DOS BBS
Price: US $17.00

Vintage Boca Research 14.4K Data/Fax/Voice Internal 16-Bit ISA Modem (Rockwell Chipset, Made in USA)

Authentic vintage 16-bit ISA internal dial-up fax modem manufactured in the United States by Boca Research, Inc. (PCB PN 4225 / ROM BRI8080-3AAA). Powered by the classic hardware Rockwell modem chipset (RCV144DPI-BA DSP and C4000-13 controller). Features full 14,400 bps V.32bis data/fax communication along with dedicated Voice/Speakerphone capabilities via onboard 3.5mm Microphone and Speaker jacks. A great addition for period-accurate 386, 486, or early Pentium retro builds, vintage telecom collectors, and retro BBS dialing enthusiasts.

Key Specifications & Features:

  • Country of Origin: Made in the U.S.A.

  • PCB Part Number: PN 4225

  • Chipset: Rockwell RCV144DPI-BA / C4000-13

  • Firmware / ROM: BRI8080-3AAA (1994 Boca Research)

  • Interface Bus: 16-Bit ISA

  • Maximum Data Rate: 14.4 Kbps (14,400 bps V.32bis / V.42bis / MNP 2-5)

  • External Ports:

    • 1x RJ-11 Phone Port (Telephone passthrough)

    • 1x RJ-11 Line Port (Telco wall line)

    • 1x 3.5mm Speaker Jack (SPK)

    • 1x 3.5mm Microphone Jack (MIC)

  • Features: Voice / Fax Class 1 & 2 / Onboard dialing speaker / Takamisawa relays



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