equipments for industrial electronics and communication engineering practical equipments for industrial electronics and communication engineering practical , igbt trainer kit -built in 0-12v power supply in the input side and 0-30v power supply in the output side -to carryout igbt vi characteristics experiment -provision to connect necessary desk top meters externally wooden closed cabinet , mosfet trainer kit - built in 0-12v power supply in the input side and 0-30v power supply in the output side - to carryout mosfet vi characteristics experiment - provision to connect necessary desk top meters externally wooden closed cabinet , single phase half controlled bridge converter with resistive load trainer kit -single phase half bridge power circuit - phase angle control circuit using tca 785 - triggering circuit from the output of tca 785 using pulse transformers - vary the conduction angle and plot the output voltage - r or rl load -24v, 2a power supply for the power circuit - necessary dc power supplies for the control circuits , fan regulator using triac and diac trainer kit , plc trainer kit ( allen bradley micro-810 ) , series&shunt equalizer trainer kit , amplitude modulator trainer kit , am linear diode detector trainer kit , pulse width modulator ( pwm ) trainer kit - audio oscillator for generating modulating signal -triangle wave generator for carrier signal -comparator for pulse width modulation generation -reconstruction of signal using low pass filter and ac amplifier -built in power supplies and wooden closed cabinet , pulse position modulator ( ppm ) trainer kit -audio oscillator for generating modulating signal -trailing edge saw tooth generator for carrier signal -pulse position modulation generation -reconstruction of signal using low pass filter and ac amplifier -built in power supplies and wooden closed cabinet , directional characteristics of moving coil microphone trainer kit -sine wave signal generator and speaker as signal source -ahuja 99xlr microphone -stand to place the microphone ( to be moved around 360 degrees ) -signal output measurement from the microphone , dynamic cone type loudspeaker trainer kit -sine wave signal generator -dynamic cone speaker -stand to place the microphone ( to be moved around 360 degrees ) -signal output measurement from the speaker , decade resistance box ( 0-100kohm ) -6decades , decade capacitance box ( 0-100uf ) -5decades , decade inductance box ( 0-10h ) -5decades , amplifier:dpa-770 ( 75watts ) , speaker:srx-50dx speaker , microphone:dynamic vocal multipurpose => limited