Advanced Digital Research 100001-128 Advanced Machine Interface Board Assembly
Advanced Digital Research 100001-128 Advanced Machine Interface Board Assembly
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Photos reflect current condition. Items differing from description may be eligible for return or refund — see our condition guide.
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Estimated package weight: 5.0 lbs
- U.S. shipping, securely packaged. Ships in 1-2 Days
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Product Specifications
- Manufacturer: Advanced Digital Research (ADR Inc.)
- MPN / Model: 100001-128
- Product Type: Advanced Machine Interface (AMI) DNC / BTR Board
- Memory: 128K RAM
- Communication: RS-232 / RS-422 Host Port
- Made In: USA
- Serial Number: 363309
- Board Copyright / Date Code: 1992 to 1999 (silkscreen), date code 990825
Product Description
The Advanced Digital Research (ADR Inc.) Advanced Machine Interface, model 100001-128, is a Behind the Tape Reader (BTR) DNC interface board designed to connect older NC and CNC machine controls to computers via RS-232 or RS-422 serial communication. ADR identifies this product line under the AMI designation, and the 100001-128 is the 128K RAM configuration of the board.
This board serves as a universal BTR adapter, allowing CNC machines to receive and transmit program files without a physical tape reader. The board mounts behind the tape reader interface of the CNC and connects to a host PC running DNC software. The 100001-128 is listed as obsolete on the current ADR price list, making surplus units the primary acquisition channel for buyers maintaining older machine configurations.
This listing is for a used surplus unit, serial number 363309, made in the USA. The board is mounted on a metal bracket. Buyers sourcing a replacement or spare 100001-128 should confirm compatibility with their specific CNC model and existing adapter cables.

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Shipping & Handling
Most orders ship within 1–2 business days via UPS, but expedited same-day handling is available as an add-on to orders in cart. Larger equipment ships via freight carrier. Use the shipping estimator above for a location-specific quote. Local pickup is also available at our Fairfield, IL facility, typically ready within 4 hours.
Returns & Condition
All items are sold as-described based on the photos and condition listed. If an item arrives differing from its description, it may be eligible for return or refund. See our full condition guide for details on our grading terms.
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