Precise Instruments

Ambala Cantt, Ambala, Haryana

• Display32 digit 7 segment LED mounted on the front panel
• millivoltmeter range200 mV
• FeaturesOutput Current could be varied by the knob provided on the front panel, One ON/OFF Switch with jewel light is provided on the front panel, Made of Heavy duty metal box construction

• Item CodePI-333
• Construction MaterialMade of Heavy duty metal box
• FeaturesCircuit diagram printed on the front panel, Components mounted on the front panel, One ON/OFF Switch with jewel light is provided on the front panel
• Power SupplyDC Regulated

We are offering fet common source amplifier item code: pi-331 objective: study of voltage gain and frequency response of a common source amplifier. Features: instrument comprises of the following • dc regulated power supply • circuit diagram printed on the front panel. • components mounted on the front panel. • one onoff switch with jewel light is provided on the front panel. • made of heavy duty metal box construction accessories supplied: • required number of patch chords • instruction manual

We are offering common collector (emitter follower) transistor amplifier item code: pi-335 objective: to study frequency response, input impedance & output impedance of common collector transistor amplifier. Features: instrument comprises of the following: • dc regulated power supply • circuit diagram printed on the front panel. • components mounted on the front panel. • one onoff switch with jewel light is provided on the front panel. • made of heavy duty metal box construction accessories supplied: • required number of patch chords • instruction manual

We are offering biasing of transistor in class a operation item code: pi-342 objective: to study the effect of biasing network of output signal and calculation on current gain and frequency response for proper biasing network in class ‘a’ operation. Features: instrument comprises of the following: • dc regulated protected power supply • one moving coil round meter • 3 different values of rl and re selectable using band switch provided on front panel • circuit diagram printed on the front panel. • one onoff switch with jewel light is provided on the front panel. • made of heavy duty metal box construction accessories supplied: • required number of patch chords • instruction manual

Study of Logic Gates using TTL ICs (7 in 1) Item Code: PI-452 Objective: To verify the truth table for TTL AND, OR, NOT, NAND, NOR, EX-OR & EX-NOR gates. Features: Instrument comprises of the following • 5V150mA DC Regulated Power Supply for logic ‘1’ & logic ‘0’. • Led to view the output in provided with a banana socket • 7 logic gates with input & output connection provided on the front panel • One ONOFF Switch with jewel light is provided on the front panel. • Made of Heavy duty metal box construction Accessories Supplied: • Required number of Patch Chords • Instruction Manual

We are offering educational electronic instruments for verification of truth tables of logic gates using universal gates (nand & nor gates) item code: pi-454 objective: to verify the truth table of and gate, or gate, nor gate, nand gate & not gate using nand & nor gate. Features: instrument comprises of the following: • dc regulated power supply 5v150ma • 2 logic ‘1’ inputs are provided on sockets • 2 logic ‘0’ inputs are provided on sockets • 2 red led output indicators • circuit diagram printed for 4 ‘nand’ & 4 ‘nor’ gates & their respective ic’s placed inside the cabinet & connections brought out at sockets. • front panel made of thick bakelite sheet • one onoff switch with jewel light is provided on the front panel. • made of heavy duty metal box construction accessories supplied: • required number of patch chords • instruction manual

• CertificationCE Certified
• Country of OriginIndia
• Number Of FlowerEducational Scientific Instruments

We are offering educational electronic instruments for study of adder & subtractor using or, ex-or, and & not gates item code: pi-459 objective: to verify the truth table of digital half adder, half subtractor, full adder & full subtractor using or, and, ex-or & not gates. Features: instrument comprises of the following: • dc regulated power supply 5v150ma for logic inputs • 4 spdt switches provided for selecting logic ‘1’ & logic ‘0’ • 2 red led output indicators • circuit diagram printed for 1 two input ‘or’ gate, 2 two input ‘and’ gates, 2 ’not’ gates & 2 ex-or gates & their respective ic’s placed inside the cabinet • connections brought out at sockets. • one onoff switch with jewel light is provided on the front panel. • made of heavy duty metal box construction accessories supplied: • required number of patch chords • instruction manual

We are offering educational electronic instruments for digital trainer to verify half adder & full adder item code: pi-460 the instrument comprises of the following: • built-in power supply dc +5 v @ 500 ma • 3 logic input switches with green led display • 3 logic output red led display • two and gates ( 7408 ), one or gate ( 7432 ) • two not gates ( 7404 ) & two ex-or gates ( 7486 ) on panel • one onoff switch with jewel light is provided on the front panel. • made of heavy duty metal box construction accessories supplied: • required number of patch chords • instruction manual

We are offering educational electronic instruments for ttl-cmos & cmos -ttl interfacing item code: pi-472 objective: to study the interfacing of ttl-cmos and cmos-ttl using pull up resistor. Features: the instrument comprises of following: • two dc regulated power supplies of 5v150ma, 12v150ma • output indicator for cmos & ttl individually. • built in pull up network of resistor. • ic's are mounted on front panel & appropriate test point are provided on front panel. • one cmos & one ttl ic are provided for experiment. • one onoff switch with jewel light is provided on the front panel. • made of heavy duty metal box construction accessories supplied: • required number of patch chords • instruction manual

We are offering educational electronic instruments for ttl ic characteristics apparatus item code: pi-473 objective: to study the input and output characteristics of ttl inverter features: the instrument comprises of the following: • dc power supply of 0 - 5 v • fixed output power supply 5v • two dual range volt meter and output indicator. • one onoff switch with jewel light is provided on the front panel. • made of heavy duty metal box construction accessories supplied: • required number of patch chords • instruction manual

We are offering educational electronic instruments for cmos ic characteristics apparatus item code: pi-474 objective: to study the input and output characteristics of cmos inverter features: instrument comprises of the following: • dc power supply of 0 - 5 v • fixed output power supply 5v • two dual range volt meter and output indicator • one onoff switch with jewel light is provided on the front panel. • made of heavy duty metal box construction accessories supplied: • required number of patch chords • instruction manual

We are offering educational electronic instruments for study of encoder & decoder circuits item code: pi-475 objective: to study and verify the truth tables of binary to gray code convertor, bcd to seven segment decoder, bcd to decimal decoder, decimal to bcd encoder. features: the instrument comprises of the following: • dc regulated power supply 5vdc150ma • 4 spdt switches provided for selecting logic ‘1’ & logic ‘0’ • 1hz monoshot clock pulse • 4 output indicators • circuit diagram for ic 7490, ic7447 & 7-segment display printed • connections for various inputs & outputs brought out at the sockets on the front panel. • one onoff switch with jewel light is provided on the front panel. • made of heavy duty metal box construction accessories supplied: • required number of patch chords • instruction manual

We are offering educational electronic instruments for study of left, right & programmable shift register item code: pi-476 objective: to study & verify truth table of left, right & programmable shift register using ic 7495. Features: the instrument comprises of the following: • dc regulated power supply 5vdc150ma • 4 spdt switches provided for selecting logic ‘1’ & logic ‘0’ • 1hz mono-shot clock pulse, four output indicators • circuit diagram for ic 7495 printed • two switches for serial input & mode control provided • one onoff switch with jewel light is provided on the front panel. • made of heavy duty metal box construction accessories supplied: • required number of patch chords • instruction manual

We are offering educational electronic instruments for digital ic trainer kit (bread board model) item code: pi-303 the instrument comprises of the following • bread board two nos. • fixed output dc regulated power supply of 5v and ±15v500ma • 10 logic input switches logic ‘0’ and logic ‘1’ • ten led output indicators • one 7- segment displays are provided • 1 hz moonshot clock pulse with pulsar switch & clock generator with 1hz, 1khz & 10khz selectable using band switch • one dpm (digital panel meter) is mounted on the front panel.

We are offering educational electronic instruments for em by helical method (long solenoid method) item code: pi-311 the apparatus consist of the following • standard solenoid of multi-turned layers fitted on wooden base. • power supply, for cathode voltage to crt. Provided with high resistance voltmeter, also having solenoid supply with coarse and fine control arrangement, an ampare meter is used to measure current passing in solenoid. • cathode ray tube mounted to moveable inner side of the standard solenoid.

We are offering educational electronic instruments for em by thompson method (bar magnet method) item code: pi-312 the apparatus consist of the following • high voltage power supply with one analog voltmeter provided to measure the deflection voltage. Complete with separate intensity, focus, x-deflection and y-deflection controls • crt with 3” dia is mounted on a teak wood frame, the length of the crt is approximately 25-30cm • graduated teak wood platform to place the magnets • one magnetic compass • one teak wood platform to place the compass on the above said wooden platform • a pair of bar magnets

We are offering Millikan’s Oil Drop Apparatus Item Code: PI-313 The noted oil drop experiment by which Prof. Robert A. Millikan measured the charge on the electron can be repeated by the student with this equipment. The latest improved design is based upon the experience and recommendation of teachers. Principal elements of the assembly are specially designed condenser, a light source and a measuring microscope. The All are mounted on a common support. Consisting of a heavy cast iron base which is mounted on a steel pillar that carries the microscope and the lamp house. The microscope can be adjusted smoothly by slow motion screws in the horizontal as well as in the vertical direction. Atomizer is also fitted on the same carriage. The apparatus does not need any critical adjustment and the oil drops appear in microscope within seconds. Microscope is provided with micro meter scale.

We are offering educational electronic instruments for em by short solenoid method (megnatron methods) item code: pi-314 to study charge of an electron by short solenoid method. Kit consists of low voltage dc power supply with filament voltage, variable high voltage and solenoid current source. Two meters are provided for anode voltage and solenoid current. One solenoid mounted so that magnetron can slide in solenoid pipe. Dimension 13"x7"x7". (power supply).

We are offering electrical educational equipment for verification of norton's theorem. Item code: pi-421 instrument comprises of the following: â�¢ one fixed output dc regulated power supply of 12v at 250ma current â�¢ two moving coil meters â�¢ circuit printed on the front panel. Â�¢ one onoff switch with jewel light is provided on the front panel. Â�¢ made of heavy duty metal box construction accessories supplied: â�¢ required number of patch chords â�¢ instruction manual

We are offering electrical educational equipment for verification of thevenin's theorem item code: pi-422 instrument comprises of the following: • one fixed output dc regulated power supply of 12 v 250ma • two moving coil meters • circuit printed on the front panel. • one onoff switch with jewel light is provided on the front panel. • made of heavy duty metal box construction accessories supplied: • required number of patch chords • instruction manual

We are offering electrical educational equipment for verification of superposition theorem item code: pi-423 instrument comprises of the following: • two fixed output dc regulated power supplies of 12v & 5v at 250 ma current. • three moving coil meters • circuit diagram printed on the front panel. • one onoff switch with jewel light is provided on the front panel. • made of heavy duty metal box construction accessories supplied: • required number of patch chords • instruction manual

We are offering electrical educational equipment for verification of reciprocity theorem item code: pi-424 instrument comprises of the following: • one fixed output dc regulated power supply of12 v at 250ma current • two moving coil meters • circuit printed on the front panel • one onoff switch with jewel light is provided on the front panel. • made of heavy duty metal box construction accessories supplied: • required number of patch chords • instruction manual

We are offering electrical educational equipment for verification of millman’s theorem item code: pi-425 instrument comprises of the following: • dc regulated power supply • two moving coil meters • circuit diagram printed on the front panel. • one onoff switch with jewel light is provided on the front panel. • made of heavy duty metal box construction accessories supplied: • required number of patch chords • instruction manual

We are offering electrical educational equipment for verification of tellegan's theorem item code: pi-426 instrument comprises of the following: • one fixed output dc regulated power supply of 12v. • two moving coil meters • circuit diagram printed on the front panel. • one onoff switch with jewel light is provided on the front panel. • made of heavy duty metal box construction accessories supplied: • required number of patch chords • instruction manual

We are offering electrical educational equipment for verification of maximum power transfer theorem item code: pi-427 instrument comprises of the following: • one fixed output dc regulated power supply of 12v at 250ma current • two moving coil meters • circuit diagram printed on the front panel. • one onoff switch with jewel light is provided on the front panel. • made of heavy duty metal box construction accessories supplied: • required number of patch chords • instruction manual

• Power SourceElectric
• Country of Origin230V
• Item CodePi-428

We are offering electrical educational equipment for verification of norton’s & thevinin’s theorem item code: pi-428 instrument comprises of the following: • dc regulated power supply • two moving coil meters • circuit diagram printed on the front panel. • one onoff switch with jewel light is provided on the front panel. • made of heavy-duty metal box construction accessories supplied: • required number of patch chords • instruction manual

We are offering electrical educational equipment for verification of network theorem item code: pi-429 objective: to verify superposition, norton's, thevinin's & maximum power transfer theorems. Features: instrument comprises of the following: • 2 fixed output dc regulated power supplies of 12 v & 5v at 250 ma current • 4 moving coil meters • circuit diagram for all the 4 theorems printed on the front panel. • one onoff switch with jewel light is provided on the front panel. • made of heavy duty metal box construction accessories supplied: • required number of patch chords • instruction manual

we are offering Study of Characteristics of Operational Amplifier Item Code: PI-350 Objective: To study the basic characteristics of Op - Amp as Input Offset Current, Offset Voltage, Slew Rate, Band width and Null Balancing. Features: Instrument comprises of the following: • DC Regulated Power Supply ±15V • 2 round meters • Different type of Resistances and Capacitors • IC 741 connected inside • One ONOFF Switch with jewel light is provided on the front panel. • Made of Heavy duty metal box construction Accessories Supplied: • Required number of Patch Chords • Instruction Manual

we are offering Applications Of Operational Amplifier Item Code: PI-351 Objective: To study Operational Amplifier as Inverting, Non-Inverting, Summing, Difference, Integrator, Differentiators, Buffer, Sine to square wave converter, Square to Triangular wave converter & unity gain Amplifier. Features: Instrument comprises of the following: • 3 DC Regulated Power Supplies of 0-1.5V150mA (2 Nos.), ±15V DC • Two Dual Range moving coil meters • Circuit diagram is Printed • Different Resistances & Capacitors are provided on the front panel which can be connected for various experiments. • One ONOFF Switch with jewel light is provided on the front panel. • Made of Heavy duty metal box construction Accessories Supplied: • Required number of Patch Chords • Instruction Manual

Operational Amplifier as Inverting & Non Inverting Amplifier Item Code: PI-352 Objective: To study Operational Amplifier as Inverting & Non-Inverting Amplifier. Features: Instrument comprises of the following: • DC Regulated Power Supplies of 0-1.5 VDC150 mA, ±15V DC • Two meters to measure input & output voltage • Circuit diagram printed on the front panel • One ONOFF Switch with jewel light is provided on the front panel. • Made of Heavy duty metal box construction Accessories Supplied: • Required number of Patch Chords • Instruction Manual

Operational Amplifier as Differentiators & Integrator Item Code: PI-354 Instrument comprises of the following: • DC Regulated power supply. • Circuit diagram printed • Components mounted on front panel. • One ONOFF Switch with jewel light is provided on the front panel. • Made of Heavy duty metal box construction Accessories Supplied: • Required number of Patch Chords • Instruction Manual

Study of operational amplifier as sine to square wave convertor item code: pi-355 instrument comprises of the following: • dc regulated power supply. • circuit diagram printed • components mounted on front panel. • one onoff switch with jewel light is provided on the front panel. • made of heavy duty metal box construction accessories supplied: • required number of patch chords • instruction manual

We are offering electrical educational equipment for study of operational amplifier as square to triangular & triangular to square wave convertor item code: pi-356 instrument comprises of the following: • dc regulated power supply • circuit diagram printed • components mounted on front panel. • one onoff switch with jewel light is provided on the front panel. • made of heavy duty metal box construction accessories supplied: • required number of patch chords • instruction manual

We are offering electrical educational equipment for study of operational amplifier as schmitt trigger item code: pi-357 instrument comprises of the following: • dc regulated power supply • circuit diagram printed on the front panel • components mounted on front panel. • one onoff switch with jewel light is provided on the front panel. • made of heavy duty metal box construction accessories supplied: • required number of patch chords • instruction manual

We are offering electrical educational equipment for study of operational amplifier as clipping and clamping circuit item code: pi-358 instrument comprises of the following: • dc regulated power supply ±15v • combination of resistances, zener diode & ic 741 connected inside with connections brought out at sockets on front panel. • one onoff switch with jewel light is provided on the front panel. • made of heavy duty metal box construction accessories supplied: • required number of patch chords • instruction manual

We are offering electrical educational equipment for op amp. As voltage comparator item code: pi-359 objective: to study voltage comparator using op-amp features: instrument comprises of the following: • fixed output dc regulated power supply of +15vdc • one digital voltmeter • combination of resistances, zener diode & ic 741connected inside with connections brought out at sockets on front panel. • one onoff switch with jewel light is provided on the front panel. • made of heavy duty metal box construction accessories supplied: • required number of patch chords • instruction manual

Study of Operational Amplifier as V to I & I to V Convertor Item Code: PI-369 Instrument comprises of the following: • One ±15 VDC Regulated Power Supply • 2 round meters mounted on the front panel • Combination of Resistances & IC 741 connected inside & connections brought out at sockets on front panel. • One ONOFF Switch with jewel light is provided on the front panel. • Made of Heavy duty metal box construction Accessories Supplied: • Required number of Patch Chords • Instruction Manual

We are offering electrical educational equipment for study of operational amplifier as voltage and current feed back amplifier item code: pi-371 objective: to study the operational amplifier application as voltage and current feed back amplifier. Features: instrument comprises of the following: • dc regulated power supply ±15vdc • 2 round meters of dual range • combination of resistances & ic 741 connected inside & connections brought out at sockets on front panel. • one onoff switch with jewel light is provided on the front panel. • made of heavy duty metal box construction accessories supplied: • required number of patch chords • instruction manual

We are offering electrical educational equipment for study of instrumentation amplifier item code: pi-372 objective: calculate the voltage gain of instrumentation amplifier and draw a curve between v & r. Features: instrument comprises of the following: • one ± 15 vdc regulated power supply • 2 dc regulated short circuit and overload protected continuously variable power supplies • 3 no. Ic 741 placed inside & connections brought out at sockets. • one potentiometer and combination of resistances placed on the front panel. • one onoff switch with jewel light is provided on the front panel. • made of heavy duty metal box construction accessories supplied: • required number of patch chords • instruction manual

We are offering electrical educational equipment for study of logrithmic amplifier item code: pi-373 objective: to study the log. Antilog and ideality factor for log amplifier andplot a graph of v1-v for antilog amplifier. features: instrument comprises of the following: • dc regulated short circuit and over-load protected continuously variable power supply • one ±15 vdc regulated power supply • one potentiometer, ic 741 and diode 4007in 34. • one onoff switch with jewel light is provided on the front panel. • made of heavy duty metal box construction accessories supplied: • required number of patch chords • instruction manual

We are offering electrical educational equipment for study of op-amp as linear wave shaping circuit item code: pi-375 instrument comprises of the following: • dc regulated power supply • circuit diagram printed on the front panel • connections brought out at 9mm sockets. • one onoff switch with jewel light is provided on the front panel. • made of heavy duty metal box construction accessories supplied: • required number of patch chords • instruction manual

We are offering electrical educational equipment for operational amplifier kit (bread board model) item code: pi-302 objective: to study more than 15 experiments based on characteristics and applications of operational amplifier. Specifications: instrument comprises of the following: • three dc regulated power supplies of 0-5vdc • fixed output dc regulated power supply ±15vdc • sine, square, triangular wave outputs, • bread board • complete with two dual range deluxe meters. Standard accessories: necessary components (resistances, capacitors, poenentiometers & ic’s etc.).

we are offering hartley oscillator item code: pi-401 objective: to study the frequency and wave shape generated by a hartley oscillator. features: instrument comprises of the following: • 12v dc regulated power supply • circuit diagram printed on the front panel • components mounted on front panel. • one onoff switch with jewel light is provided on the front panel. • made of heavy duty metal box construction accessories supplied: • required number of patch chords • instruction manual

we are offering Colpitts Oscillator Item Code: PI-402 Objective: To study the Frequency and Wave shape generated by a Colpitt Oscillator. Features: Instrument comprises of the following: • 12 V DC Regulated Power Supply • Circuit diagram printed on the front panel • Components mounted on front panel. • One ONOFF Switch with jewel light is provided on the front panel. • Made of Heavy duty metal box construction Accessories Supplied: • Required number of Patch Chords • Instruction Manual

We are offering hartley & colpitt oscillator item code: pi-403 objective: to study the frequency and wave shape generated by a colpitt oscillator and hartley oscillator. Features: instrument comprises of the following: • 12 v dc regulated power supply • circuit diagram printed on the front panel • components mounted on front panel. • one onoff switch with jewel light is provided on the front panel. • made of heavy duty metal box construction accessories supplied: • required number of patch chords • instruction manual

We are offering phase shift oscillator item code: pi-404 objective: to study the frequency and wave shape generated by phase shift oscillator. Features: instrument comprises of the following: • 12v dc regulated power supply • circuit diagram printed on the front panel • components mounted on front panel. • one onoff switch with jewel light is provided on the front panel. • made of heavy duty metal box construction accessories supplied: • required number of patch chords • instruction manual

we are offering Wein Bridge Oscillator using Operational Amplifier IC 741 Item Code: PI-406 Objective: To study the Frequency and Wave shape generated by Wein Bridge Oscillator. Features: Instrument comprises of the following: • 12V DC Regulated Power Supply • Circuit diagram printed on the front panel • Components mounted on front panel. • One ONOFF Switch with jewel light is provided on the front panel. • Made of Heavy duty metal box construction Accessories Supplied: • Required number of Patch Chords • Instruction Manual

Wein Bridge Oscillator using Transistor Item Code: PI-407 Objective: To study the Frequency and Wave shape generated by Wein Bridge Oscillator. Features: Instrument comprises of the following: • 12V DC Regulated Power Supply • Circuit diagram printed on the front panel • Components mounted on front panel. • One ONOFF Switch with jewel light is provided on the front panel. • Made of Heavy duty metal box construction Accessories Supplied: • Required number of Patch Chords • Instruction Manual

We are offering relaxation oscillator using ujt item code: pi-408 objective: to study the frequency and wave shape generated by relaxation oscillator. Features: instrument comprises of the following: • 30v dc regulated power supply • circuit diagram printed on the front panel • components mounted on front panel • one onoff switch with jewel light is provided on the front panel. • made of heavy duty metal box construction accessories supplied: • required number of patch chords • instruction manual

Study of crystal oscillator item code: pi-411 objective: study the working principle, waveshape & frequency generated by crystal oscillator. Features: instrument comprises of the following: • fixed output dc regulated power supply of 12v • circuit diagram printed on the front panel • components placed inside the cabinet • important connections are brought out on sockets. • one onoff switch with jewel light is provided on the front panel. • made of heavy duty metal box construction accessories supplied: • required number of patch chords • instruction manual