FEATURES: Covers basic semiconductor devices such as diodes, BJT, FET, JFET, MOSFET, UJT, PUT, DIAC, TRIAC, SCR, IGBT, LDR, VDR, various Diodes, Opto-coupler, Relay and fundamentalcomponents like R, C and L, On-board resources such as resistor, capacitor, diode andPotentiometer banks of different values are available, On-board Relay and opto-coupler, On-board regulated variable positive and negative power supply, Multimedia based interactive e-manual.