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Photo Transistor Trainer (Advance)

The single board trainer with in built I.C regulated variable power supply, two digital voltmeter and current to voltage converter helps to study the following experiments :

  1. Output characteristics when illumination is kept constant.
  2. Illumination Vs. Output current characteristics.
  3. Angular displacement Vs. output current characteristics.
  4. Spectral response characteristics.

The trainer contains :

  • I.C. regulated variable power supply.
  • One digital voltmeter & milliammeter.
  • One digital Lux meter.
  • Optical bench with graduated  steel scale.
  • Lamp holder assembly with stand.
  • Photo transistor  holder with sliding stand fitted  on to the optical bench.
  • Set of colour filters & holder with stand.