Educational Equipments Manufacturer, Exporters & Suppliers - School Educational Equipments Manufacturers & Exporters of Educational Equipments for Lab. Science Lab Products, Teaching Aids, Classroom Instruments, Educational Laboratory
Standard Resistance Coils
Code: PHEL0003
Having terminals, Each coil is non-inductively wound on insulated bobbins with constantan wire, enclosed in plastic case. Accuracy + 0.1%.
Resistance Box, Plug Type
Code: PHEL0008
For accurate work, in polished wooden box and panel figured in white. Split brass contact blocks hold precision cut, interchangeable plug having moulded black fluted tops. Coils of constantan wire, double silk covered are wound co-efficient. Accuracy + 0.1%.
| Range in Ohms |
Total Ohms |
No. of Coils |
| 1-50 |
110 |
8 |
| 1-100 |
210 |
9 |
| 1-500 |
1110 |
12 |
| 1-1000 |
2110 |
13 |
| 1-5000 |
11110 |
16 |
| 1-10000 |
21110 |
17 |
Decade Capacitance Box
Code: PHEL0013
High quality standard laboratory tool to fulfill the requirement of different values of standard capacitance. Each dial consisting of 10 steps.
Resistance Box, Single Dial
Code: PHEL0018
Housed in metal box with knob and dial fitted. Provided with 4 mm. socket terminals. Accuracy + 1%. 0.1 to 1 Ohms in step of 100 milliohms,
- 1 to 10 Ohms in step of 1 Ohm
- 10 to 100 Ohms in step of 10 Ohms
- 100 to 1000 Ohms in step of 100 Ohms
- 1000 to 10000 Ohms in step of 1000 Ohms
Decade Resistance Box
Code: PHEL0023
This decade resistance substitution box provides 4 decade ranges from 0 to 11110W with a resolution of 1W. Each decade is selected by a rotary switch. Tapping points are provided across each range to allow the unit to be used as an accurate potential divider. All resistance values are + 2% with a rating of 0.25 W maximum per range.
Audio Oscillator
Code: PHEL0028
Frequency Range
- Waves: Amplitude
- Power: Operates on 20 Hz to 50 KHz in four switched range plus a fine control Accuracy + 5%.
- Sine & Square: Continuously variable from 0-8 Vpp. max.
- Output upto 1 W.
- 220V A.C. 50 Hz
Zener Diode Unit
Code: PHEL0033
Mounted on transparent base, with 4 mm. colour coded sockets, with circuit diagram printed for demonstration. Available from 2.7 V to 24 V.
Triode Valve Mounted
Code: PHEL0038
Mounted on transparent base, with 4 mm. colour coded sockets, with circuit diagram printed for demonstration.
Triode Valve
Code: PHEL0043
For studying the characteristics of a TRIODE VALVE and its practical applications.
Discrete Component Trainer (With Regulated Power Supply)
Code: PHEL0048
Lucidly illustrated User's manual unravels analog electronics concepts through brief theoretical reviews followed by experiments, self test questions and exercises. Modularly designed patch panel contains all commonly used discrete components.
It consists of following
- Power Supply of +5V, +12V, -12V each of 250 mA (nominal)
- Silicon, Germanium diodes, Zeners
- PNP & NPN Transistors, FET
- One speaker
- 12 different values of carbon film resistances & they are of ¼W,½W, ½w & 1 Watt.
- 12 assorted values of capacitors from 100 PF to 100 mF.
- Integrated Circuits (IC's), Thermistor
- LED, LDR, Photo diode, solar cell
- Logic switches & LED indicators etc.
N-P-N Transistor Unit
Code: PHEL0053
Mounted on transparent base, with 4 mm. colour coded sockets, with circuit diagram printed for demonstration.
- N-P-N Transistor Unit
- P-N-P Transistor Unit
Soldering Station Maintenance Center
Code: PHEL0058
- Power consumption220V-310W For Hot Air Soldering
- High quality heating element
- Diaphragm air pump
- Air flow 23e/min (maximum)
- Supply with Air Nozzle For Antistatic Soldering
- Temperature 200 C~480 C
- Ceramic heating element
- Antistatic design
- Fast heating up safe & reliable
- Power consumption220V-310W For Hot Air Soldering
- High quality heating element
- Diaphragm air pump
- Air flow 23e/min (maximum)
- Supply with Air Nozzle For Antistatic Soldering
- Temperature 200 C~480 C
- Ceramic heating element
- Antistatic design
- Fast heating up safe & reliable
Digital Electronic Circuit Trainer (Bread Board Model)
Code: PHEL0063
- Basic trainer for students to perform more than 15 basic experiment of operational amplifier.
- Glass Epoxy PCB used as front panel of 300mmx220 & mounted on light weight shock proof plastic cabinet.
- On board power supplies, function generator & Bread Board mounted.
- Supplied with set of components & connecting wire.
Analog Lab Trainer
Code: PHEL0068
- Advanced lab trainer for students to perform more than 50 experiments of analog electronics
- Compatible with optional ready to use experimental modules.
- Glass Epoxy PCB used as front panel of 300mmx220mm & mounted on light weight shock proof plastic cabinet.
- On board power supplies, Function generator, and other input signals
- Bread board provided
- Supplied with connecting wires
Transistor Characteristics Apparatus
Code: PHEL0073
The objective is to plot the input, output and transfer characteristics of a PNP or NPN transistor in common emitter & common base configuration.
The device consists of:
- wo regulated DC power supplies, one is 0-1 volt and other is 0-10 volts.
- 1PNP & NPN transistor with three terminals for base, emitter & collector.
- Four square transparent deluxe quality moving coil type meters, two meters are for measurement of different voltages and other two are for measurement of different currents.
These meters have different ranges as mentioned:
- 1st meter 0-1V for measurement of base voltage (input) (VB)
- 2nd meter 0-1/10V (double range) for measurement of collector voltage (output) (VC).
- 3rd meter 0-250µA/25mA for measurement of base current. (IB)
- 4th meter 0-25mA for measurement of collector current. (IC)
Linear IC Trainer
Code: PHEL0078
- DC regulated power supplies Fix +- 12V/250mA, Variable 0 to +- 5 V/250mA
- Sine wave oscillator of 1 KHz at 0.5 V p-p is built in
- Functional diagram of IC 741 with input point is printed on board. Additional 8 pin IC base with machine pins is provided for putting any other IC of choice
- Digital voltmeter 0-20 V DC: 1 No 3.1/2 digit, LCD display, mains operated.
- Assorted values of resistance: 11 No. 100, K, 3.3 K, 5K, 10K, 22K & 100 K ohms
- Assorted value of capacitances: 3 No 0.1, 1, & 10 uF
- potentiometer 10 K ohm, Linear V: 1 No
- 2mm inter-connection leads: 10 No
- Toggle switch with selection of input or output V is provided.
- Comprehensive USERS manual for performing 10 experiments on OP-AMP.
Spectrum Analyzer
Code: PHEL0083
Spectrum Analyzer is used for the early test in the development of electrical products, troubleshooting of CATV/MATV system as well as the test and trouble diagnosis of cellular phone/paging system.
Frequency Range
4.5 Digit Display
Amplitude Range
Filters
AM/FM Demodulator
Full Range Built-in
Output Power
150KHz to1000MHz
Center & Marker Frequency, 0.1MHz Resolution
-100dBm to +13dBm
20KHz, 250KHz & Video Filter Included
0.15MHz to 1000MHz, Tracking Generator
+1dBm to -50dBm (50ohms)
Optional near field sniffer probe set to locate cable and PC board Emission "Hot Spot, evaluate EMC problem at the breadboard and Prototype level. Ideal solution for RF leakage/radiation detection
Function Generator
Code: PHEL0088
Function generator offers excellent waves shape, signal linearity, waveform symmetry and frequency range from 1Hz-100 KHz.
Selection of sine, square and triangle wave and amplitude variable from 0 to 10 V
The instrument is designed using easy obtainable parts which present trouble free service.
- Frequency range: 1Hz-100 KHz in 5 steps
- Functions: sine, square and triangle
- Frequency Indication: dial
- Accuracy: better than +- 5%
- Amplitude: up to 10V P-P open circuit
- Output impedance: 600 ohms
Function Demonstration Trainers
Code: PHEL0093
- To study working principle & various faults of Function Generator
- To study practical & theoretical aspects of circuitry
- To study signals & voltages in different sections
Function Generator Demonstrators
Code: PHEL0098
- To study working principle & various faults of FM Radio Receiver
- To study practical & theoretical aspects of circuitry
- To study signals & voltages in different sections
Science Lab Supplies Division of Narang Medical
