Supply Of Instruments

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Supply Of Instruments -LCR SERIES- RESONANT FREQUENCY IMPEDANCE AT RESONANCE -QUALITY FACTOR AND BAND WIDTH Make: DE TECH To study the response curve of a series LCR circuit and determine its (a) Resonant frequency, (b) Impedance at resonance, (c) Quality factor and (d) Band width To measure the voltage across the inductance (L), Capacitance (C) & Resistance (R) of a Series LCR circuit for different frequencies of the input voltages with the help of an AC Millivoltmeter & hence 1) To study the variation of impedence of L & C with frequency of the impressed voltage, 2) To draw the resonance curve of the series LCR circuit & to determine the Q factor of the circuit. Complete with Audio Oscillator Sine wave 0-10V p-p 10KHz with digital frequency counter, digital ac voltmeter, digital ac ammeter or voltmeter, digital frequency counter, different values of L, C & R. Complete in all respect with detailed manual. MULTIMETER. DIGITAL. LOW COST HEAVY DUTY RELIABLE FOR STUDENT USE Make: Imported To measure V, I, Ohms, Transistor Hfe, Continuity check, Diode check. Low cost student model. DIGITAL MULTIMETER. LCR MODEL:451 Display: 3-1/2 Digital 1999 Counts Backlit LCD Low Battery and Overload Indication Confirms to IEC1010 Standards Peak Hold facility Auto Power Off DC Voltage: 0-200mV/2V/20V/200V/1000V Accuracy: ±0.5% AC Voltage: 0-200mV/2V/20V/200V/750V Accuracy: ±0.8% Resistance: 0-200/2k/20k/200k/2M/20M/2000M. Ohms Accuracy: ±0.8% Capacitance: 0-20nF/200nF/2uF/20uF/200uF Accuracy: ±2.5% DC Current: 0-2mA/20mA/200mA/20A. Accuracy: ±0.8% AC Current: 0-2mA/20mA/200mA/20A. Accuracy: ±1.0% Frequency: 0-2k/20k/200k/2M/10MHz Accuracy: ±1.0% Inductance: 0-2m/20m/200m/2/20H Accuracy: ±2.5% Temperature: -40°C-+1000°C Accuracy: ±1.0% Diode Test, Transistor Test and Audible Continuity test facility. APPARATUS FOR DETERMINING VARIATION OF THERMO EMF OF THERMOCOUPLE USING TEMPERATURE DIFFERENCE OF TWO JUNCTIONS Make: DE TECH Model: DT-TEMF Potentiometer with jokey[10 no wire] Power Supplies: Digital Ammeter DC (Dual Range) Digital Galvanometer As Null Detector Components are mounted on the panels are: 2 Dial Decade Resistor Box on Board. SALIENT FEATURES: Front panel built with high class insulated Printed Circuit Board sheet with well printed circuits and symbols. DC Supply IC Regulated +2/4V DC, 500mA. Meters: Digital Voltmeter DC (Dual Range) Instruction manual. Patch Cords 4mm. set 12x10 ACCESSORIES WITH TRAINER: Connections are brought out through 4mm Colored Sockets. The trainer is housed in ABS Plastic cabinet. Size of the trainer 10 Wire Potentiometer Electrical Kettle Constantan Thermocouple Glass Beaker Thermometer SET UP TO DETERMINE THE CO-EFFICIENT OF THERMAL EXPANSION OF A METAL BY OPTICAL LEVER & TRAVELING MICROSCOPE. Make: DE TECH Complete experimental set. 1.Pullingers apparatus Two 1 meter long concentric pipes fitted on a wooden bracket with metal base. Outer pipe is covered with asbestos rope & has arrangement for thermometer holes it also steam inlet & outlet at upper & lower ends. Supplied with 1 meter long aluminum Et steel rods of 1/4 dia, to be inserted inside inner tube. 6 STUDY OF VI AND POWER CURVES OF SOLAR CELLS, AND FIND MAXIMLIM POWER POINT AND EFFICIENCY To draw V and I characteristics of solar cell and find maximum power and efficiency. The apparatus consists of optical bench with uprights (length: 1 mtr), cell mounted, meters are fitted on panel with power supply and Lamp house with power supply. MEASUREMENT OF STEFANS CONSTANT USING BLACK BODY RADIATION. Make: DE TECH Model: DT-SBBR Measurement of Stefans constant using black body radiation. Complete with Stefans conatant apparatus, very high sensitive light spot galvanometer with sensitivity control, high quality thermocouple. 3 It Cu Boiler, rubber tube, electrical heater with temp. control. TO CALIBRATE A POLARIMETER & HENCE TO DETERMINE THE CONCENTRATION OF SUGAR SOLUTION Make: DE TECH Model: DT-PMS Expt: Rotation VS concentration curve of an optically active substance using a polarimeter. Determination of unknown strength of the solution from the curve. To calibrate a polarimeter and hence to determine the concentration of a sugar solution. Complete experimental set up for above expt. with the following: Polarimeter of bi-quartz with double venire with Polarimeter tube CHARGING & DISCHARGING OF CAPACITOR IN RC CIRCUIT Make: DE TECH SCOPE OF LEARNING: Charging and Discharging of RC Circuit TECHNICAL SPECIFICATIONS: Power Supplies: DC Supply 0-12V DC, 150mA. Operated on Mains power 230V, 50Hz +10% Digital Meters: Ammeter 2mA DC. Voltmeter 10V DC. Components are mounted on the panels are: 3 Capacitors Are Selectable by Rotary Switch 3 Resistors Are Selectable by Rotary Switch Voltage Control through Potentiometer. SALIENT FEATURES: Front panel built with high class insulated Printed Circuit Board sheet with well printed circuits and symbols. Instruction manual. Connections are brought out through 4mm Colored Sockets. Patch Cords 4mm. 10 11 TO DETERMINE THE VALUE OF BOLTZMANN CONSTANT USING V-I CHARACTERISTICS OF P-N DIODE Make: DE TECH DC ammeter, Analog (20mA) DC voltmeter, Analog (10V) Galvanometer, Analog DC Power Supply 0-12V/1 A. Digital Complete with digital voltmeter. Short circuit protected. Thermal shutdown circuitry. Low output impedance