To Understand PAM Signal Generation Which Makes an Example of Natural and Flat-Top
To Know the Impact of Sampling Signal Frequency on PAM Signal At the Time Domain

To Understand PTM (Pulse Time Modulation) Signal Generation Methods
To Understand PTM Signal Characteristics at the Time Domain
To Understand the Relationship Between PWM Signal and PPM Signal

To Understand A/D and D/A Conversion Processes
To Understand the cCounter-type A/D Conversion System
To Understand the Parallel-type D/A Conversion System

To Understand the Successive Approximation-type A/D Conversion System
To Understand PCM Signal Transmission Methods

To Understand the µ-law and µ-law Companding Characteristic Curves
To Understand the Influence of Companding on Demodulation Signal

DPCM

To Know the Methods of DPCM Signal Generation and Message Signal Demodulation
To Know the Offset Binary Code, 2’s Complement Code and Signed Binary Code

ADPCM

To Know the Relationship Between PCM CODEC’s Operation Principle and Its Timing
To Know the Relationship Between ADPCM System’s Operation Principle and ADPCM Transcoder’s Timing Diagram

To Know LDM Signal Generation and Message Signal Demodulation Methods
To Know the Shapes of Slope Overload Noise and Granular Noise Generated in ?M System

To Know ADM Signal Generation and Message Signal Demodulation Methods
To Know the Methods of Oblique Overload Noise Prevention in CVSD Demodulation System

To Know ?-? Demodulation Principles and S/N Improvement Methods
To Know the Impact of Oversampling and Noise Shaping On the S/N Ratio at ?-?Eemodulation

Features:

Modularized by each communicarion type
PAM, PTM, PCM, DPCM, ADPCM, LDM, ADM, Delta-sigma
No need to have additional generators (built-in power supply and signal source)
Can display the test point and measure signals using an oscilloscope

Alte produse ED

NETWORK TRAINING SYSTEM SERIES ED-NET4-X

• Step by step courses on the networks theories to train the engineers
• CISCO Router based training will help obtain CCNA, CCNP, CCIE certificates
• Functions and characteristics of network system(LAN Card, Router, L2 Switching Hub, L3 Switching Hub)
• 19Rack type structure for effective network configuration
• Optimized learning system for the Router based on one on one training(OPTION)

ROBOT ASSEMBLY KIT TRAINER ED-7271

• Enriched examples for the beginning level to an advanced level in the robot class
• Easy to mount modules by the clamping device
• USB high speed(480Mbps) interface
• Extensive learning for the sensors being used in the field of Ubiquitous and Home Network
• Image processing practice using USB Camera

ANALOG LAB UNIT ED-2200

• AF Generator and Frequency Counter(built-in)
• Dual DC Power Supply(5/6V, 9/12/15V)
• Decade Capacitor(2 digits) and Programmable Resistor

AC SERVO MOTOR TRAINER ED-4303

• Experiments on Servo Motor control techniques using Servo Driver
• Aluminum carrying case for convenient storage and mobility
• JOG operation, PLC control operation, PC control operation
• Various types of control elements easily to be mounted
• Capable of checking normal operating voltage / over current by voltmeter and ammeter

ANALIZOR DE SPECTRU DIGITAL 9 KHZ..3 GHZ ED PSA-3000

• High-performance digital synthesizer method
• Wide Frequency Coverage : 9 kHz ~ 3.0 GHz
• Superior Resolution : Minimum 1 Hz
• Compact & Portable size
• Pre Amp as standard
• Wide Input Dynamic Range : -130 ~ 20 dBm
• Various and Convenient Interfaces : USB, LAN

4-AXIS RECTANGULAR COORDINATES ROBOT TRAINER ED-XYZ

• Experiments on the 4-axis Cartesian robot
• Teaching pendant in 7.5wide color touch panel
• Standard language for the international industrial robot
• Simulation software in three dimension

ELECTRONIC COMMUNICATION TRAINER ED-2950

• 10 experimental modules with a mainframe console
• Basic concepts on the communication systems
• Experiments on the broadcast frequency band tuning
• Generation of AM and FM waves and detection theory

PROGRAMMABLE LOGIC CONTROL TRAINER ED-4260

• Monitoring of internal data through the 4-digit LED
• LD (Ladder Diagram), IL (Instruction List), SFC (Sequential Function)
• Stepping motor and DC motor installed as standard for rotational / linear movement
• Basic 3 Modules : Input Controller, Output Simulator, Count & Position Simulator

LOGIC LAB UNIT ED-1000BS

• Hi/Lo Logic Switch
• BCD hexadecimal indication LED
• Built-in DC power supply(+5V,+9V,±15V)
• Voltage and current meter
• DC overload alarm and indication
• Variable and single pulse generator

RFID APPLICATION TRAINER ED-3100

• Various types of test point for Air-interface experiments
• Anti-collision function
• OCX Library useful for application engineers
• 13.56MHz I-CODE Type in common usage
• Capability of reading and writing data on Tag