• Part Numbers: 07970-62065 (Motion Control/Unit Select) & 07970-62056 (Write Logic)
    Compatibility: Hewlett-Packard 7970B / 7970C 9-Track Series
    This is a set of two original internal circuit boards pulled from a decommissioned HP 7970B digital tape unit. These boards are critical for the motion control, density selection, and data writing functions of the drive.
    Features:
    • Heavy Gold Plating: Features thick vintage gold-plated edge connectors and high-grade 1970s components.
    • Components: Includes original Unit Select switches, density jumpers, and classic TTL logic ICs.
    • Condition: broken buttons
    • Testing: Sold as-is / untested for parts or restoration.
    Perfect for vintage computer enthusiasts maintaining HP 1000 or 3000 series systems.