Advanced Digital Research, Inc.
factory owner
ADR's Behind the Tape Reader (BTR) adapter is the ONLY way to connect older NC or CNC to your network of factory PCs.

ADR BTR - The hands down Winner!
  • DNC software providers sell ADR BTRs.
  • ADR has thousands of satisfied customers.
  • The truly universal BTR.
  • BTR Specification:   page 1   page 2
  • DNC Concepts and terminolgy
  • Frequency Asked DNC Questions

  • BTR manual and Serial I/O software Download

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    The World's Best BTR

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    BTRs & DNC Systems
    Advanced Digital Research, Inc. is the leading supplier of DNC solutions, including BTRs and DNC devices.

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