• The 2000 Range MT25 Interface tester and breakout box
  is available in two versions: Interfaker 3 and
  Interfaker 4. It comes with the following features:
• 18 LEDs for line monitoring.
• 8" data cable with plug.
• Data socket.
• Two 25-way patching sockets, capable of accepting
  most scope probes.
• Selection of patch leads.
• Continuous monitoring on 18 of the most used data and
  hand-shaking lines.
• Patched monitoring on remaining lines.
• Additional patching sockets.
• Six point voltage level indication, showing both
  polarity and magnitude of signal.
• Breaking out of all lines (except Protection Ground)
  using subminiature switches.
• Tristate indications on 18 most commonly used lines.
• Ability to force lines “On” or “Off” by patching to +V
  or –V outlet sockets.
• Ability to fake non-standard connection or conditions
  simply.