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Characteristics of Programmable UJT ( PUT ) Trainer

SKU: 6506 Category:


A characteristic of Programmable UJT (PUT) is a versatile and well – designed self – contained trainer kit. It is a useful training tool for the teacher and the students for basic electronics.


  • Study, perform, demonstrate and plot the V – I Characteristics of a p – channel Uni – Junction Transistor ( UJT ).
  • Determination of ( from graph ) :
  • Peak point Anode Voltage ( Vp ).
  • Peak point Anode Current ( Ip ).
  • Valley point Anode Voltage ( Vv ).
  • Valley point Anode Current ( Iv ).
  • Anode saturation Voltage.


  • Completely self – contained stand – alone unit.
  • Built – in PUT and other necessary components.
  • Built – in isolated DC regulated variable power supply with short circuit protection of 0 – 15 V.
  • Mains ON / OFF switch with LED indicator for supply ?ON?.
  • Multi – coloured sturdy 4mm test points are provided at various stages in the circuit to observe the waveforms, voltages and for necessary inter connections.
  • Provision for connecting external voltmeter / current meter as per requirement.
  • Housed in an elegant ergonomically designed powder coated metal cabinet with a well spread intelligently designed circuit layout on the front panel.
  • Working on 230V, 50Hz, single phase AC mains.


  • 4mm – 4mm terminated, sturdy, spring loaded patch cords : 02 numbers provided.
  • Strongly supported by a comprehensive instruction manual complete with theory and operating details : 01 number provided.


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