Current Supply Circuits Trainer Model ETR 021

‘Sci-tech’ Current Supply Circuit Trainer Kit Model ETR 072 is Versatile trainer which is capable of performing the experiments in assembly and operation of unidirectional and bridge rectifiers; Characteristic of rectifier circuits (mean value, rms value, form factor and ripple); Introduction to usage circuits for smoothing the output voltage of rectifier circuits; Determination of characteristic values ​​of a unidirectional / bridge rectifier under ohmic load; Determination of characteristic values ​​of a unidirectional / bridge rectifier with smoothing; Measurement performed on a charged and uncharged voltage multiplier circuit; Measurement of ripple as a function of load; Introduction to the assembly and operation of transistor voltage regulators (Darlington transistors); Study The adjustment range of unloaded transistor voltage regulators; Study of the load behavior of transistor voltage regulators; Operation of fixed voltage regulators with transistors in series; operation of fixed voltage regulators with transistors in parallel for voltage regulation; and Measurement of the adjustment quality of transistor, static and dynamic voltage regulators The Instruction Manual provides list of experiments that shows their applications.

Size: 40cm x 30cm x 12cm (LxWxH)
Weight: 5 kg

Item Description

‘Sci-tech’ Current Supply Circuit Trainer Kit Model ETR 072 is Versatile trainer which is capable of performing the experiments in assembly and operation of unidirectional and bridge rectifiers; Characteristic of rectifier circuits (mean value, rms value, form factor and ripple); Introduction to usage circuits for smoothing the output voltage of rectifier circuits; Determination of characteristic values ​​of a unidirectional / bridge rectifier under ohmic load; Determination of characteristic values ​​of a unidirectional / bridge rectifier with smoothing; Measurement performed on a charged and uncharged voltage multiplier circuit; Measurement of ripple as a function of load; Introduction to the assembly and operation of transistor voltage regulators (Darlington transistors); Study The adjustment range of unloaded transistor voltage regulators; Study of the load behavior of transistor voltage regulators; Operation of fixed voltage regulators with transistors in series; operation of fixed voltage regulators with transistors in parallel for voltage regulation; and Measurement of the adjustment quality of transistor, static and dynamic voltage regulators

The Instruction Manual provides list of experiments that shows their applications.

Technical Specifications

Technical Specification

  • OUTPUT Waveform – Sine
  • Frequency and Amplitude Adjustment is provided using Potentiometers
  • One Potentiometer is P1.
  • One LED indicator to indicate Power input.
  • On-board Circuits
    • –  Half Wave Circuit.
    • –  Full Wave Circuit.
    • –  Voltage to Current Convertor.
    • –  Current to Voltage Convertor.
  • Variable DC power supply: 0 to +15 V
  • Supply connections to OP Amp (± 12 V) Internally Provided to the circuit
  • One LED indicator to indicate Power input.
  • Capacitor Bank consisting of Two Capacitors of 220μf each.
  • Center Tapped Transformer Secondary providing 12V-0-12V.
  • One LED indicator to indicate Power input.
  • On-board Circuits
  • All interconnections are made using 2mm banana Patch cords.
  • Bare board Tested Glass Epoxy PCB is used.
  • Set of 2mm Patch cords for interconnections

 

Experiments

  • Introduction to the assembly and operation of unidirectional and bridge rectifiers
  • Characteristic of rectifier circuits (mean value, rms value, form factor and ripple)
  • Introduction to usage circuits for smoothing the output voltage of rectifier circuits.
  • Determination of characteristic values ​​of a unidirectional / bridge rectifier under ohmic load
  • Determination of characteristic values ​​of a unidirectional / bridge rectifier with smoothing
  • Measurement performed on a charged and uncharged voltage multiplier circuit.
  • Measurement of ripple as a function of load
  • Introduction to the assembly and operation of transistor voltage regulators (Darlington transistors)
  • Study The adjustment range of unloaded transistor voltage regulators.
  • Study of the load behavior of transistor voltage regulators
  • Operation of fixed voltage regulators with transistors in series
  • Explanation of the operation of fixed voltage regulators with transistors in parallel for voltage regulation
  • Measurement of the adjustment quality of transistor, static and dynamic voltage regulators

Model Number

ETR 021