National Instruments GPIB-400 Bus Tester
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National Instruments GPIB-400 Bus Tester

This National Instruments GPIB-400 Bus Tester is used and in good condition. This unit has a power button that remains red; however, this does not affect its ability to function properly.

View Photo of power button.

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Stock # 87374-1
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National Instruments GPIB-400 Bus Tester

  • Front Panel Toggle Switches to Control Different GPIB Lines
  • Provides Acceptor Handshakes
  • Give Line Status When Requested
  • RS-232 Serial Port
  • (2) Interior DIP Switches for Controlling Some Functionality


The National Instruments GPIB-400 Bus Tester has toggle switches on the front for controlling different GPIB lines. It can perform some functions of an analyzer, such as providing acceptor handshakes and giving line status when requested. The box also has a serial (RS-232) port on the back for dumping data from the bus. Some of the functionality of the GPIB-400 is controlled by two DIP switches inside the box.

Product Family: GPIB-400, GPIB 400, GPIB400

Important Notice: Please note that any additional items included with this equipment such as accessories, manuals, cables, calibration data, software, etc. are specifically listed in the above stock item description and/or displayed in the photos of the equipment. Please contact one of our Customer Support Specialists if you have any questions about what is included with this equipment or if you require any additional information.

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National Instruments GPIB-400 Bus TesterNational Instruments GPIB-400 Bus TesterNational Instruments GPIB-400 Bus Tester
National Instruments GPIB-400 Bus Tester

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Manuals, Datasheets, Drivers, Links

National Instruments GPIB-400 Datasheet (pdf) 
Link to National Instruments Website 

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Item to Inspect: 87374-1 - National Instruments GPIB-400 Bus Tester

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