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Digital Electronics Lab Apparatus
Digital Logic Trainer
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
Line Multiplexer Trainer
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
Microprocessor Trainer Kit
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
Balanced Modulator
Minimum Order Quantity: 1 Piece
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
Frequency Shift Keying
Minimum Order Quantity: 1 Piece
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
Amplitude Shift Keying
Minimum Order Quantity: 1 Piece
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
Pulse Code Modulation
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
Phase Shift Keying
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
Time Division Multiplexer
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.