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Digital Electronics Lab Apparatus
Our range of products include frequency shift keying, amplitude shift keying, pulse code modulation, phase shift keying, line multiplexer trainer and digital logic trainer.
Frequency Shift Keying
Product Price: Rs 8,000 / PieceGet Best Price
Minimum Order Quantity: 1 Piece
Product Details:
| Brand | SMEI |
| Model Number | SME120 |
b) Recovery of Modulating Signal from Demodulator Circuit using Phase Locked Loop following by a Low Pass Filter & Comparator
Technical Specification :
* In built IC based DC Regulated Power Supply ±12V/ 250mA
* On board Data Signal Generator, Frequency : 10KHz & 5KHz, Amplitude : 5Vpp Approx.
* On board Carrier Signal Generator, Frequency : 100KHz & 50KHz, Amplitude : 6Vpp Approx.
* Modulation using Linear Multiplier (Balanced Modulator using IC LM 1496) followed by adder Tl081
* Demodulation using Phase Locked Loop using IC 4046 followed by Low Pass Filter TL082 & Comparator IC 3140
* Glass Epoxy PCB used as front panel & mounted on light weight shock proof plastic cabinet
Size (mm) : 330 x 205 x 85
Additional Information:
- Item Code: SME120
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Amplitude Shift Keying
Product Price: Rs 8,000 / PieceGet Best Price
Minimum Order Quantity: 1 Piece
Product Details:
| Brand | SMEI |
| Model Number | SME119 |
Objective :
a) Observe Shift in Carrier Amplitude according to the Binary Input i.e. Digital Clock Signal.
b) Recovery of Data Signal from Demodulator Circuit
Technical Specification :
* In built IC based DC Regulated Power Supply ±12V, +5V/ 250mA
* On board Data Signal Generator, Frequency 5KHz, Amplitude : 4Vpp Approx.
* On board Carrier Signal Generator, Frequency : 100KHz, Amplitude : 5Vpp Approx.
* Modulation using Linear Multiplier (Balanced Modulator using IC LM 1496).
* Demodulation of Diode as Envelop Detector, Low Pass Filter using IC TL 082 followed by Comparator IC using LM 311.
* Glass Epoxy PCB used as front panel & mounted on light weight shock proof plastic cabinet
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Pulse Code Modulation
Price on Request
Product Details:
| Minimum Order Quantity | 1 Piece |
| Brand | SMEI |
b) The PCM system is divided in five blocks i.e. Clock Generator, Sample & Hold Amplifier Analog to Digital Converter, Multiplexer, Timing & Control Logic.
Technical Specification :
* In built IC based DC Regulated Power Supply ±12V, +5V/ 500mA
* On board DC supply as modulating signal 0-5V DC.
* On board Clock Signal Generator, Frequency : 7.8KHz & 125KHz, Amplitude : 5Vpp Approx.
* Modulation using Sample & Hold Amplifier IC LF 398, Analog to Digital Converter using IC 0800 Parallel to Serial Converter using IC 74150 multiplexer & Timing and Control Logic using 74160.
* Demodulation of PCM using timing & control using 74160, Digital to Analog Converter using IC 0800 and Low Pass Filter follow by an amplifier using IC 741
* Glass Epoxy PCB used as front panel and housed in a rigid MS powder coated cabinet.
Size (mm) : 410 x 245 x 85
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Phase Shift Keying
Price on Request
Product Details:
| Minimum Order Quantity | 1 Piece |
| Brand | SMEI |
| Model Number | SME105 |
b) Recovery of Modulating Signal from Demodulator Circuit
Technical Specification :
* In built IC based DC Regulated Power Supply ±12V & ±5V/ 250mA
* On board Data Generator using IC 7490
* On board Sine Wave Carrier Signal Generator, Frequency : 22KHz, Amplitude : 5Vpp Approx.
* Modulation using IC 4051 & Demodulation using TL 084 & IC 7486
* Glass Epoxy PCB used as front panel & mounted on light weight shock proof plastic cabinet
Size (mm) : 330 x 205 x 85
Additional Information:
- Item Code: SME105
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Line Multiplexer Trainer
Product Price: Rs 5,000 / PieceGet Best Price
Product Details:
| Brand | SMEI |
Features:
- Light weight
- Optimum working
- Precision-designed
Specifications:
- To Study and verify the truth tables of: 16 to 1 Multiplexer using IC 74150
- 1:16 De-multiplexer using IC 74154 instrument comprises of DC regulated
- Power Supply 5VDC/150mA
- 6 sockets for logic ‘1’ & logic ‘0’ each, one output indicator,
- Circuit diagram for 74150/74154 Printed & Connections for various inputs & outputs brought out at the sockets on the front panel
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Digital Logic Trainer
Product Price: Rs 3,000 / PieceGet Best Price
Product Details:
| Brand | SMEI |
Features:
- Finely finished
- Precision-designed
- Excellent performance
Objective:
- To verify the truth table of 3 input AND gate, OR gate
- NAND gate, NOR gate, single input NOT gates
- Boolean expressions & Demorgan’s Theorems
Product Details:
- Instrument Comprises of dc regulated power supply 5V/150mA
- 4 SPDT switches provided for selecting logic ‘1’ and logic ‘0
- 2 Red led output indicators, circuit diagram printed for 5 ‘OR’, 5 ‘AND’ & 4 ‘NOT’ gates & their respective IC’s placed inside the cabinet & connections brought out at sockets
Additional Information:
- Item Code: SME153
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Microprocessor Trainer Kit
Product Price: Rs 4,000 / PieceGet Best Price
8086 Microprocessor Trainer Kit (LED) is a single board Microprocessor Trainer Kit based on 16 bit 8086 Microprocessor, which is widely used to train engineers to develop software/hardware for any industrial process & control.This Kit consists of power-full Monitor EPROM, RAM, I/O Lines, Timer/Counter, Serial, Seven Segment Display and Keyboard for Man to Machine Interface.Features.
Features
- 6K Bytes of EPROM with 16K bytes of Battery Backup RAM
- 72 I/O Lines, Three Channel Timer/Counter, PC Serial Interface using USART, Interrupt Controller
- Seven Segment Display with 28 Keys Hex Keypad
- Power-full Command like Single Stepping, Break Point, Full Clock Execution, Examine Memory/ Register
- Uploading & Downloading to and from PC in Windows98/XP/NT
- In-Built Power Supply
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Balanced Modulator
Product Price: Rs 8,000 / PieceGet Best Price
Minimum Order Quantity: 1 Piece
Product Details:
| Usage/Application | Laboratory |
| Model Name/Number | Balanced Modulator and Demodulator |
| Brand | SMEI |
| Country of Origin | Made in India |
b) Calculate Modulation Index of the Modulated Signal c) Recovery of Modulating Signal from Demodulator Circuit.
Technical Specification :* In built IC based DC Regulated Power Supply ±12V/ 500mA
* On board Sine Wave Audio Frequency Signal Generator, Frequency : 1KHz, Amplitude : 0-2Vpp Approx .
* On board Carrier Signal Generator, Frequency : 455KHz, Amplitude : 2.5Vpp Approx.
* Modulation using Balanced Modulator IC LM 1496
* Demodulation using Diode Detector OA 79 * Glass Epoxy PCB used as front panel & mounted on light weight shock proof plastic cabinet
Size (mm) : 280 x 205 x 85
Additional Information:
- Item Code: SME107
- Production Capacity: 10
- Delivery Time: 2-3 weeks
- Packaging Details: Nicely packed in a box
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Time Division Multiplexer
Price on Request
Product Details:
| Minimum Order Quantity | 1 Piece |
| Brand | SMEI |
Time Division Multiplexer (PCB MODEL)
- Built in +/-5V/350 mA DC Power Supply
- Data Generator 1 K b/s/Channel
- Low High, Logic Low sources
- Time Division Multiplexer - 8 Ch.
- Time Division Demultiplexer - 8 Ch.
- LED indication for channel outputs
- Assembled in Wooden Box with circuit
- screen printed on Glass Epoxy PCB with
- 2mm socket for test points & to see the waveforms
- Set of Patch Chords & Experimental
- Manual.
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