Vintage Telecom Voice Fax Modem ISA Card M09920-20750 1992 PBX IVR Board For Sale
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Vintage Telecom Voice Fax Modem ISA Card M09920-20750 1992 PBX IVR Board:
$14.99
Vintage 1992 Telecom Voice/Fax Modem ISA Card – Assembly M09920-20750 – PBX / IVR Hardware
Industrial telecom expansion card removed from a vintage system. This type of board is typically used for PBX systems, voicemail servers, automated call routing, fax processing, and IVR applications. Includes shielded line interface modules, isolation transformers, relays, and telecom-grade components.
Features:
- Assembly No: M09920-20750
- Copyright 1992 C&T
- 16-bit ISA card
- Dual shielded line interface modules
- Telecom-grade relays, isolation transformers, codecs
- Large onboard ASIC and supporting ICs
Condition:
- Clean and complete
- No corrosion or visible damage
- Untested – sold as-is
These cards are sought after for PBX restoration, vintage telecom experimentation, and historical collections.
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