National Instruments USB-6341-BNC

National Instruments USB-6341-BNC


  • 8 differential or 16 single-ended BNC analog inputs (16-bit, 500 kS/s).
  • 2 BNC analog outputs.
  • Compatible with QtracW Threshold Tracking Software and the Digitimer DS4 and DS5 Bipolar Stimulators.



Digitimer now offer and recommend the National Instruments USB-6341-BNC in place of the USB-6221-BNC and USB-6251-BNC. This is done for our customers who are interested in a DAQ interface which is compatible with QtracW software. They USB-6341-BNC is used for nerve excitability studies.

The National Instruments USB-6341-BNC is a 16 AI (16-Bit, 500 kS/s), 2 AO (900 kS/s), 24 DIO USB Multifunction I/O Device. It offers analog I/O, digital I/O, and four 32-bit counters/timers for PWM, encoder, frequency, event counting and much more.

Onboard NI‑STC3 timing and synchronization technology from the NI USB-6341-BNC delivers advanced timing functionality, including independent analog and digital timing engines and re-triggerable measurement tasks.

The USB‑6341 is well suited for a broad range of applications, from basic data logging to control and test automation. The included NI‑DAQmx driver and configuration utility simplifies configuration and measurements.

If you wish to find out more about the NI 6341 then you can contact us by calling 01707 328347 or by emailing us at

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