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Physics > Electronics

Basic Electronics

Instrumentation Trainers

Process Control Trainers

Communication Trainers

Power Electronics
 
OSCILLOSCOPE, DUAL TRACK   (2000)

Vertical Axis 
Display Modes : CH1, CH2, CH2 inverted, Dual (Alt/Chop), Add & X-Y.
Two identical channels with the following:
Sensitivity : 2mV/div 10 10V/div in 12 calibrated steps in 1-2-5 sequences.
Accuracy :±3%
Input Impedance : 1M // 25 pf.
Input Protection :500V (DC + Peak AC)
  
Trigger System 
Auto/Normal with variable level adjuster with LED indication.
Bandwidth :Dc-40MHz.
Sources :CH1 or V mode or External
Modes Auto :50Hz to 20MHz. Minimizes triggering adjustments and provides wide trace line in the the abscence of trigger signal.
Modes Normal :DC to 20MHz. Useful for triggring low frequency waveforms.
  
Sensitivity 
Internal :2mm up-to 2MHz.
4mm up-to 20MHz
External :50mV up-to 2MHz
150mV up-to 20MHz.
  
TV Mode Int Ext 
TV line :2mm
50 mV
TV Frame :1 div of composite sync
1 div of composite sync
Ext. Input Protection :250V RMS
  
Hotizontal Axis 
Sweep Speeds :0.5 sec/div to 0.1 m sec/div in 21 calibrated steps in 1-2-5 sequences.
X-Y Operation :CH1 as X, CH2 as Y relating their basic sensitivities.
Bandwidth :DC -2MHz
  
CRT 
Front panel controls for intensity , Focus, Astigmatism and T race Rotation, and full mu matal shielding provided.
Display :Internal graticules (8x10cm)
Accelerating Potential : 0.5MM MAX.



Semiconductor diode (P-N) Junction diode characteristics   (2001)

Two regulated dc supplies 0-3V, and 0-50 volts, one germanium diode, two dual range meters with range and mode select.



Semiconductor diode (P-N) junction diode characteristics   (2002)

Similar to above with in four meters.



Zener diode (reverse breakdown) characteristics   (2003)

One regulated dc supply 0-10 volt, two meters and one zener diode.



Zener diode (voltage regulation) characteristics   (2004)

One regulated dc power supply 0-15 volts, two meters one in dual range, one selected load decade and one zener diode.



Transistor (Si, P.N.P & N.P.N) Characteristics   (2005)

Two regulated dc supplies, 0-3V and 0-10V, three meters, leads and sockets to covert CE or CB mode, two Si N.P.N & P.N.P transistors.



Transistor characteristics (Si, P.N.P & N.P.N) or GE P.N.P.   (2006)

As above with four meters.



F.E.T Characteristics   (2007)

Two regulated dc supplies, 0-6 V and 0-20 volts. Three meters, one FET.



MOSFET Characteristics   (2008)

Two regulated dc supply, 0-3V and 0-20 Volts, three meters, one Mosfet.



Dual gate MOSFET characteristics   (2009)

Three regulated dc power supplies, 0-3V, 0-5V and 0-20V. Three meters, one calibrated in dual range. One dual gate Mosfet.



U.J.T Characteristics with study of relaxation oscillator   (2010)

Two regulated dc power supply, 0-20 volt each. Two meters, one UJT, one capacitor and potentiometer.



DIAC Characteristics   (2011)

One regulated dc supply 0-40 volts, one fixed AC supply of 40 volt with potentiometer, capacitor, two meters, diac.



S.C.R Characteristics   (2012)

Two regulated dc supplies, 0-3V and 0-75 volts. One potentiometer, RL, reset key, trigger LED, SCR and three meters.



TRIAC Characteristics   (2013)

Two regulated dc supply, 0-3V and 0-75V. One triac, RL, reset key, trigger mode LED, one potentiometer, 3 meters.



Thermistor (Glass) characteristics   (2014)

One regulated dc power supply 0-10 volt, one glass encapsulated thermistor mounted in electrically heated oven, glass thermometer, two meters.



Band gap (energy gap) in semiconductor diode   (2015)

Fixed stabilized dc supply 3 volt, germanium point contact diode mounted in electrically heated oven, dual range µAmmeter.



Op-amp Parameters   (2016)

Dual symmetrical IC regulated power supply for op - amp, one dual mode digital meter, one op-amp 741, switches, resistor networks and potentiometer.



Hybrid Parameters of transistor in CE Configuration   (2017)

Two regulated dc supply, 10 volt and 0-1 volt with two FE inductors, two dc meters, one triple range ac millivoltmeter, 1 Kc sine wave oscillator with amplitude control, one switch and GE transistor.



L.E.D (Current v/s illumination) Characteristics   (2018)

One IC regulated dc power supply 0-20 volts with current limit resistor,one high impedance dual voltmeter, one dual range µAmmeter. One opto coupler source with HG LED in housing, one µAmeter for intensity measurement (cal in arbitrary units).



Photo Voltic Cell (Solar cell) Characteristics   (2019)

One panel mounted light source with variable intensity operable on inbuilt IC regulated power supply 3-12 volt, 3 Amp, 12 volt 21 watt lamp, photo voltic cell, one mAmeter. one high impedance voltmeter and two decades of RL.



Photo Diode Characteristics   (2020)

One regulated dc supply 0-25 volts, two resistors, one photo diode in light tight case with 12 volt, 21W tungsten lamp operable on inbuilt 3-12 volt 3 amp power supply, one µAmeter and one high impedance voltmeter.



Photo transistor Character   (2021)

 




Diode valve characteristic   (2022)

One dc regulated power supply 0-250 volts with current limit RL, one diode valve mounted upon panel base, two meters with LT control for different meter currents.



Triode Valve Characteristic   (2023)

Two dc regulated power supplies 0-300 and 0-25 volts, one triode valve mounted upon panel base, three meters.



Verification of Child Law   (2024)

One dc regulated power supply 0-150V, one regulated dc supply 0 - 5 volt, one dual range voltmeter, two µAmeters, one diode valve mounted upon panel base.



Photo Electric cell (vacuum) Characteristics   (2025)

One regulated power supply 0-100 volts, one µAmeter with calibrated x10 amplification (0-2 µA scale) one high impedance voltmeter, one single rod 1/2 mtr optical bench with photo electric cell mounting, one lamp house 100watt.



Work function of Diode Emitter (verification of Richardson Law)   (2026)

One regulated power supply 0-150 V, one supply 0-3V, one high impedance voltmeter with one µAmeter in LT circuit, one voltmeter and µAmeter in HT circuit, one diode valve in base upon panel.



Thyratron valve characteristics (Ionization and firing)   (2027)

Two dc regulated power supplies, 0-150 volts and 0-15 Volts. Thyratron valve mounted in panel base, one RL potentiometer, one voltage divider network, one dual range




 
 
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