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10890-Potentiometer Digital


  •    Highly Stable and Accurate
  •    4 Electrodes for Different Titrations
  •    3½ digit LED Display
  •    Rugged & Economical


  •     RANGE                                             0 to + 199.9mV, 0 to + 1999mV
  •     RESOLUTION                                 0.1mV
  •     REPEATABILITY                           + I mV
  •     ACCURACY                                     + I mV + I Digit
  •     INPUT IMPEDANCE                    > 10¹²OHMS
  •     OPERATING TEMP.                     10ºC to 45ºC
  •     DISPLAY                                          3½ Digit 0.5” 7 segment LED display with auto polarity Indication
  •     POWER                                            230V + 10% AC, 50Hz.
  •     DIMENSIONS                                275 x190x78mm
  •     WEIGHT                                          2.5Kg. (Approx.)

A digital potentiometer, also known as a digital variable resistor or digipot, serves various purposes in short form:

  1. Electronic Circuit Calibration:
    • Adjust and calibrate electronic circuits to achieve desired voltage levels or signal characteristics.
  2. Volume Control in Audio Systems:
    • Regulate volume levels in audio devices such as amplifiers and speakers digitally.
  3. Automated Test Equipment (ATE):
    • Use in ATE systems for automated and precise adjustment of circuit parameters.
  4. Sensor Signal Conditioning:
    • Fine-tune sensor signals in applications like temperature or light sensors for accurate readings.
  5. Motor Speed Control:
    • Digitally control the speed of motors in applications like robotics and automation.
  6. Feedback Circuit Adjustment:
    • Optimize feedback loops in control systems by adjusting resistances digitally.
  7. Analog-to-Digital Converter (ADC) Offset Adjustment:
    • Compensate for offsets in ADC readings by adjusting reference voltages digitally.
  8. Power Supply Voltage Regulation:
    • Stabilize and regulate voltage levels in power supplies with digital precision.
  9. LCD Brightness Control:
    • Adjust the brightness of liquid crystal displays (LCDs) in electronic devices.
  10. Microcontroller Interface:
    • Interface with microcontrollers for digital control and programmable settings.
  11. Resistance Simulation:
    • Simulate variable resistances for testing and prototyping electronic circuits.
  12. Educational and Training Purposes:
    • Provide a hands-on learning tool for teaching about digital control in electronics.

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