
TRIAC Motor Control Demonstration Unit with Fractional HP AC / DC Universal Motor 2062

Triac as a Switch 2061

MOSFET as a Switch 2060
PIR Movement Detector ( Passive Infrared ) 2059
Infrared Remote Control 2058
Digital Object Counter 2057
Proximity Switch Using SCR 2056

Half Wave Rectifier Using SCR & UJT 2055
SALIENT FEATURES : * Completely self – contained stand – alone unit. * Demonstrates the principle & working of a full wave rectifier using SCR & UJT. * Supply required 230V, 50Hz AC. * Built – in power supply. * Operation of UJT as relaxation oscillator & its use as SCR trigger circuit. * Control…

Ring Counter Using SCR 2054

Twilight Switch Demonstrator 2053

Alarm & Annuciator Demonstrator 2052
Di / Dt Limitation of SCR 2051

Battery Charger Using SCR 2050
SALIENT FEATURES : Adtron’s Battery Charger Trainer is a self contained stand – alone unit useful in the study and demonstration of the principle and working of a Battery Charger. It consists of a charging source, protection circuit for overcharging, a 6 VDC lead acid battery (normally used in motor cycle type). The unit is…
Thyristor Alarm Circuit 2049
Fire Alarm Demonstration Unit 2047
Inverter Using Transistor 2046
SALIENT FEATURES : Adtron’s Transistor Inverter Trainer is a self – contained stand – alone unit useful in the study and demonstration of the principle and working of an Inverter using Transistor. It consists of a DC source with digital triggering circuit of fixed frequency. A 20W 2ft tube light is given as load….
Chopper Using SCR 2045
SALIENT FEATURES : Adtron’s Chopper using SCR Trainer is a self contained stand – alone unit useful in the study and demonstration of the principle and working of a Chopper using SCR. It consists of a DC source with triggering circuit of variable frequency. A small 6 / 9V DC motor is given as…
Traffic Light Indicator System 2044
SALIENT FEATURES : A. Control Unit : * Mains 230V, 50Hz AC operation. * Traffic Light Logic for a junction of 4 roads is implemented using digital logic. * Variable clock generator provided for Automatic operation. * Manual pulsar provided for Manual operation. * Traffic Light Logic includes straight, right & left signals for all four roads. B. 4 Roads…
Burglar Alarm 2043
SALIENT FEATURES : * Completely self – contained stand – alone unit. * Demonstrates the principle and working of a Burglar alarm. * Built – in IC based DC regulated power supply. * Three transistor circuit with a wire loop. * Breaking the loop turns ON the buzzer to indicate that there is a burglar. * Multicoloured test points are provided…
Emergency Light Demonstration Unit 2042
SALIENT FEATURES : * Completely self – contained stand – alone unit. * Demonstrates the principle and working of a emergency light system. * Supply required 230V, 50Hz AC. * Built-in DC regulated power supply with short circuit protection and LED indication for supply “ON”. * Built-in lamp as emergency light. * Built-in battery and battery charging system with automatic charging…
Automatic Voltage Stabilizer 2041
SALIENT FEATURES : * Completely self – contained stand – alone unit. * Demonstrates the principle and working of an Automatic voltage stabiliser. * Relay based circuit. * Two potentiometers on panel to set the lower & upper set point. * Provision for connecting internal variable AC supply through variac. * LED indication to indicate which relay is ON. * Output voltage…
Solid – State Relay 2040
SALIENT FEATURES : ► Completely self – contained stand – alone unit. ► Demonstrate the principle and working of a solid state relay. ► Supply required 230V, 50Hz AC. ► Built – in IC based DC regulated power supply with short circuit protection and LED indication for supply “ON”. ► Test points are provided at various…
Light / Sound Operated Relay 2039
SALIENT FEATURES : * Completely self – contained stand – alone unit. * Demonstrate the principle and working of a light operated relay. * Supply required 230V, 50Hz AC. * Built – in IC based DC regulated power supply with short circuit protection and LED indication for supply “ON”. * Light Dependent Resistor (LDR) used as light sensing transducer * Normally…
2 Digit Digital Presettable Timer 2038
SALIENT FEATURES : * Completely self – contained stand – alone unit. * Demonstrates the principle and working of a delayed automatic power ON / OFF. * Supply required 230V, 50Hz AC. * Built – in IC based DC regulated power supply with short circuit protection and LED indication for supply “ON”. * Operating on a highly accurate internal clock…
AC Timer 2037
SALIENT FEATURES : * Completely self – contained stand – alone unit. * Demonstrates the principle and working of an AC timer. * Supply required 230V, 50 Hz, AC. None indication for supply “ON”. * Timer output indication by lamp load. * SCR based timer with time setting facility. * Multi – coloured test points are provided at various stages in…
Zero Voltage Switching 2036
SALIENT FEATURES : * Completely self – contained stand – alone unit. * Demonstrates the principle and working of Zero voltage switching circuit. * Built – in unregulated DC supply. * Switch circuit generates pulses at zero crossing of the unregulated supply. * Zero crossing pulses are applied to the gate of the SCR which is applied an AC…
Temperature Indicator and Controller Using SCR ( Digital ) ( with heating process ) 2035
SALIENT FEATURES : * Completely self – contained stand – alone unit. * Demonstrates the principle and working of a temperature controller using SCR. * Supply required 230V, 50 Hz AC. * Built – in IC based DC regulated power supply with short circuit protection and LED indication for supply “ON”. * RTD probe as sensing element. * Built –…
Time Delay Relay Using SCR 2034
SALIENT FEATURES : * Completely self – contained stand – alone unit. * Demonstrates the principle and working of a Time Delay Relay using SCR. * Supply required 230V, 50Hz AC. * Built – in IC based DC regulated power supply with short circuit protection. * UJT as delay generator with variable delay time. * Relay ON indication on panel….
DC to DC Converter 2033
SALIENT FEATURES : Adtron’s DC to DC Converter using SCR trainer is a self contained stand alone unit useful in the study and demonstration of the principle and working of a DC to DC converter. Here low voltage DC is converted to high voltage DC. It consists of DC source digital trigger circuit of…
Inverter Using SCR ( Parallel ) 2032
SALIENT FEATURES : Adtron’s Inverter using SCR Trainer, Model – 2032 is a self – contained stand – alone unit useful in the study and demonstration of the principle and working of an Inverter using SCR. It consists of a DC source with UJT triggering circuit of variable frequency along with complementary voltage commutation…
D.C. Motor Control Using SCR 2031
SALIENT FEATURES : Adtron’s DC Motor Control Using SCR, Model – 2031 is a versatile self contained stand alone unit useful in the study and demonstrates the principle and working of a DC Motor control using SCR. Full wave AC phase control circuit using UJT and SCR for motor speed control and a PMMC…
D.C. Motor Control Using SCR 2031
SALIENT FEATURES : Adtron’s DC Motor Control Using SCR, Model – 2031 is a versatile self contained stand alone unit useful in the study and demonstrates the principle and working of a DC Motor control using SCR. Full wave AC phase control circuit using UJT and SCR for motor speed control and a PMMC DC…
Circuit Breaker Using SCR 2030
SALIENT FEATURES : * Completely self – contained stand – alone unit. * Demonstrates the principle and working of circuit breaker using SCR. * Built – in unregulated variable DC supply. * Circuit breaker provides over voltage and over current protection. * LED indication for over Voltage and over current. * Push switch to reset the over current protection. * Housed in…
Over Voltage Crowbar Protection Using SCR 2029
SALIENT FEATURES : * Completely self – contained stand – alone unit. * Demonstrates the principle and working of Over Voltage Crowbar protection using SCR. * Built – in unregulated variable DC power supply. * Over voltage protection using crowbar technique. * LED and Buzzer for over voltage indication. * Variable Crowbar setting or panel. * Push to break switch to reset…
Timer Using SCR 2028
* Completely self – contained stand – alone unit. * Demonstrates the principle and working of a Timer using SCR. * Supply required 230V, 50Hz AC. * Built – in IC based DC regulated power supply with short circuit protection. * UJT as oscillator with variable triggering pulses. * Timing adjustable by control knob on the panel. * Two change over contact…
Flasher Using SCR 2027
SALIENT FEATURES : * Completely self – contained stand – alone unit. * Demonstrates the principle and working of a Flasher using SCR. * Supply required 230V, 50Hz AC. * Built – in IC based DC regulated power supply with short circuit protection. * UJT as oscillator with variable triggering pulses. * Flashing time adjustable. * Lamp load provided on panel. * Test…
DV / DT Limitation of SCR 2026
SALIENT FEATURES : * Completely self – contained stand – alone unit. * Demonstrates the principle of DV/DT limitation of SCR. * Calculation of Dv / Dt using formula. * Observation of the pulse on the CRO. * Supply required 230V, 50Hz AC. * Built – in IC based DC regulated supply with LED indication for supply ON. * Multi…
Forced Commutation of SCR 2025
SALIENT FEATURES : * Completely self – contained stand – alone unit. * Demonstrates the principle and various methods of Forced Commutation of SCR. 1. Self Commutation by resonating load ( Class “A” Method ). 2. Self Commutation by an L C Circuit ( Class “B” Method ). 3. Complimentary Commutation ( Class “C” Method ). 4. Auxiliary Commutation ( Class “D” Method…
SCR Turn On Methods 2024
SALIENT FEATURES : * Completely self – contained stand – alone unit. * Demonstrates the principle and different methods of SCR Turn On. 1. Half Wave AC Control 2. Full Wave AC Control 3. UJT Trigger Circuit 4. Transistor Trigger Circuit * Supply required 230V, 50Hz AC. * Built – in IC based DC Regulated Supply and LED indication…
PUT Trigger Circuit for SCR 2023
SALIENT FEATURES : * Completely self – contained stand – alone unit. * Demonstrates the principle and working of PUT trigger circuit for SCR. * Built – in IC based DC regulated power supply. * PUT trigger circuit for triggering the built – in SCR. * LED indication for SCRON. * Multi – coloured test points are provided at various…
UJT & Pulse Transformer Trigger Circuit for SCR 2022
SALIENT FEATURES : ► Completely self – contained stand – alone unit. ► Demonstrates the principle and working of UJT Pulse Transformer trigger circuit for SCR. ► Built – in unregulated power supply. ► UJT trigger circuit with unregulated DC supply. ► Trigger angle can be varied from about 30o to 150 o. ► Trigger…
UJT Trigger Circuit for SCR 2021
SALIENT FEATURES : ► Completely self – contained stand – alone unit. ► Demonstrates the principle and working of UJT trigger circuit for SCR. ► Built – in unregulated power supply. ► UJT trigger circuit with unregulated DC supply. ► Trigger angle can be varied from about 30o to 150 o. ► Trigger output can…
Full Wave Rectifier Using SCR & UJT 2020
SALIENT FEATURES : * Completely self – contained stand – alone unit. * Demonstrates the principle & working of a full wave rectifier using SCR & UJT. * Supply required 230V, 50Hz AC. * Built – in power supply. * Operation of UJT as relaxation oscillator & its use as SCR trigger circuit. * Control for UJT trigger pulses. * Full…
Phase Control Rectifier Using SCR 2019
SALIENT FEATURES : * Completely self – contained stand – alone unit. * Demonstrates the principle and working of phase controlled rectifier using SCR by various methods. * Supply required 230V, 50Hz AC. * Resistance trigger, RC, trigger, UJT trigger – resistance controlled ramp. * Limited range / full range half wave phase control. * Limited range / full range…
Phase Control Using Diac & Triac ( Fan Regulator / Bulb Dimmer ) 2018
SALIENT FEATURES : * Completely self – contained stand – alone unit. * Demonstrates the principle and working of phase control using Diac & Triac. * Supply required 230V, 50Hz AC. * Intensity Adjustment potentiometer on panel. * Lamp as load on panel. * Diac used as pulse generator for gate trigger of Triac. * Effect of phase control can be observed…
Timer Using Transistors 2017
SALIENT FEATURES : * Completely self – contained stand – alone unit. * Demonstrates the principle and working of transistorised timer circuit. * Built – in IC based DC regulated power supply. * Three transistor timer circuit with relay. * Discharge switch on panel to reset the timer. * Timing range from few seconds to few minutes using a potentiometer. …
Time Delay Using IC 555 2016
SALIENT FEATURES : * Completely self – contained stand – alone unit. * Demonstrates the principle and working of Time Delay circuit using IC 555. * Built – in IC based DC regulated power supply. * Discharge switch on panel to reset the timer. * Timing range from few seconds to few minutes using a potentiometer. * Set of patch cords….
UJT Relaxation Oscillator 2015
SALIENT FEATURES : ► Completely self – contained stand – alone unit. ► Demonstrates the principle and working of UJT Relaxation Oscillator. ► Supply required 230V, 50 Hz AC. ► Built – in IC based DC regulated power supply with short-circuit protection and LED indication for supply “ON”. ► Operation of UJT as relaxation oscillator…
Polyphase Rectifier 2014
SALIENT FEATURES : * Completely self – contained stand – alone unit. * Demonstrates the principle and working of Polyphase Rectifier. * Supply required three phase AC. * Built – in three phase step down transformer. * Half and full wave rectifier circuits using diodes. * Test points provided at various stages in the circuit…
Delayed Automatic Power ON / OFF 2013
Magnetic Amplifier 2012
SALIENT FEATURES : Adtron’s Magnetic Amplifier is a versatile self contained stand alone unit useful in the study and demonstration of the principle and working of a magnetic amplifier. It consists of saturable reactors, various windings, rectifiers. Here the load current is controlled by magnetic property, which in turn depends upon DC…

AC Synchro : Control Transformer Demonstration Unit 2011C
Salient Features: Adtron’s AC Synchro Control Transformer is an important member of the synchro family. It is a versatile demonstration unit useful in the study and demonstration of the principle and working of an AC Synchro Control Transformer, in conjunction with AC Synchro Transmitter & Receiver. It is a specialised five terminal, induction type low…

AC Synchro : Differential Generator Demonstration Unit 2011B
Salient Features : Adtron’s Synchro Differential Generator is an important member of the synchro family. It is a versatile demonstration unit useful in the study and demonstration of the principle and working of an AC Synchro Differential Generator in conjunction with AC Synchro Transmitter & Receiver. It is a specialised six terminal, induction type low friction…

AC Synchro : Transmitter & Receiver Demonstration Unit – 2011A
SALIENT FEATURES : ADTRON’S Synchro Transmitter and Recevier Demonstrator is versatile self contained stand – alone demonstrating system useful in the study and demonstrations of the principle and working of an AC Synchro Transmitter and Receiver. It consists of a synchro transmitter and synchro receivers, which are specially, designed induction type low friction component consisting of a wound…

A.C. Servo Motor ( Speed – Torque ) Demonstration Unit 2010
SALIENT FEATURES : * Completely self – contained stand – alone unit. * Demonstrates the speed torque characteristics of AC servomotor. * Specially designed AC servo – motor with required power supplies. * Speed control of AC servo – motor by changing the control winding voltage. * Reference winding voltage…

D.C. Servo Motor ( Speed – Torque ) Demonstration Unit 2009
SALIENT FEATURES : * Completely self – contained stand – alone unit. * Demonstrates the speed torque characteristics of DC servomotor. * Specially designed DC servo – motor with required power supplies. * Speed control of DC servo – motor by changing the control voltage. * Measurement of the back EMF of a motor coupled…
A.C. Position Servo ( Servo Stabilizer ) Demonstration Unit 2008
SALIENT FEATURES : ADTRON’S Servo Stabilizer trainer system is versatile self – contained stand – alone unit useful in the study and demonstration of the principle and working of a servo stabiliser. The unit is housed in an elegant cabinet with a well spread intelligently designed circuit layout on the front panel. Multi – coloured…

D.C. Position Servo System Demonstration Unit 2007
SALIENT FEATURES : ADTRON’S DC position Servo System Demonstration Unit is a versatile self – contained stand – alone demonstrator, useful in the study and demonstration of the principle and working of a DC position Servo System. It consists of a common potentiometer with calibrated dial as master or input transducer and a rebalance potentiometer to convert output…
Ultrasonic Demonstration Unit ( Transmitter / Receiver and Remote Control ) 2006
SALIENT FEATURES : Completely self – contained stand – alone unit system. Demonstrates the principle and working of remote control intruder alarm system using ultrasonic transducer and also of intruder alarm. The system consists of: a. Transmitting module. b. Receiving module. A. TRANSMITTING MODULE : Consists of one main unit and one…
Digital Automatic Sequence Timer Demonstration Unit ( with 4 Timer ) 2005
SALIENT FEATURES : ADTRON’S Digital Automatic Sequence Timer Demonstration Unit is a versatile self – contained stand – alone unit, useful in the study and demonstration of the principle and working of a digital automatic sequence timer. It consists of four identical but independent solid state IC based crystal controlled time delay circuits with independently adjustable delay through…

Automatic Sequence Timer Demonstration Unit ( with 4 Timer ) 2004
SALIENT FEATURES : This demonstration unit consists of: ADTRON’S Automatic Sequence Timer Demonstration Unit is a versatile self – contained stand – alone unit, useful in the study and demonstration of the principle and working of a automatic sequence timer. It consists of four identical but independent solid state time delay circuits, with independently adjustable delay through potentiometers….
A.C. Position Servo System Demonstration Unit 2003
SALIENT FEATURES : ADTRON’S AC Positions Servo System Demonstration Unit is a self contained stand – alone demonstrator, useful in the study & demonstration of the principle & working of a AC Position Servo System. It consists of a potentiometer with calibrated dial as master or input transducer & a rebalance potentiometer to converts output position into a…
SCR Motor Control Demonstration Unit with Fractional HP AC / DC Universal Motor 2002
SALIENT FEATURES : ADTRON’S SCR motor control demonstration unit is a versatile self – contained stand alone unit useful in the study and demonstration of a Universal ( AC / DC ) motor with SCR based electronic speed control. It consists of two units viz., Motor unit with Isolation transformer and Control unit. Each unit…
SCR Motor Control Demonstration Unit with Fractional HP AC / DC Universal Motor 2002
SALIENT FEATURES : SCR motor control demonstration unit is a versatile self – contained stand alone unit useful in the study and demonstration of a Universal ( AC / DC ) motor with SCR based electronic speed control. It consists of two units viz., Motor unit with Isolation transformer and Control unit. Each unit is…

Stepper Motor Demonstration Unit with 10 Kg cm Torque Motor 2001B
ADTRON’S Stepper Motor Demonstration unit is a versatile self contained stand alone unit useful in the study and demonstration of the principle and working of a stepper motor with various electronic controls such as manual switching and Microprocessor based controls. Provision for direct up interface is provided. It consists of two units viz., stepper motor…

Stepper Motor Demonstration Unit with a.3.5 Kg cm Torque Motor 2001A
SALIENT FEATURES : ADTRON’S Stepper Motor Demonstration unit is a versatile self – contained stand alone unit useful in the study and demonstration of the principle and working of a stepper motor with various electronic controls such as manual switching and Microprocessor based controls. Provision for direct up interface is provided. It consists of two…