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

More products ED

ANTENNA TRAINER ED-3200

• 16 different types of Antenna
• RF source generation : 500MHz, 2GHz and 10GHz
• Software simulation of radiation Patterns and characteristics of Antenna
• Antenna Directional Coupler (Manual / Remote)

EMBEDDED SOFTWARE DESIGN PLATFORM ED-255EK

• Basic to advanced learning courses for Embedded Linux
• Intel PXA255(400MHz) high-performance microprocessor
• 6.4TFT LCD, Ethernet 2port, Serial 3port, PCMCIA/CF/MMC interfaces
• FPGA Chip(Altera Cyclone 120,000Gate) mounted for SoC experiments
• Reliable hardware and abundant experiment contents for programming

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

INTELLIGENT EDUCATION ROBOT PLATFORM ED-7270

• Ideal for the Ubiquitous and Home Network based experiments
• Home security experiments on utilization of its unattended security function
• Robot control API using Visual C++ and control functions by Visual Basic Scripter
• Next Generation Cell(Lithium Lon) - compact size and increase in life time

INVERTER TRAINER ED-4280M

• Aluminum hard case structure for mobility
• Applied experiments on the motor’s rotation characteristics
• AC motor control technology using the inverter
• Interlocking experiments with Programmable Logic Controller

NEW & RENEWABLE ENERGY TRAINER ED-9720

• Conversion experiments on the produced energy(power production/processing)
• Characteristics of Solar Cell module’s voltage and current
• Alarm beep for wrong wire placement
• Voltmeter and ammeter as included for measuring AC and DC
• Control by PC and waveform and graph output

MODULAR SEQUENCE TRAINER ED-4010P

• Aluminum Profile-based work table structure for mounting the components
• Manufacturing electrical composition elements in modular type using actual components
• Wiring practices and circuit composition to configure sequence composition elements on the working board
• Various contents linked with e-learning such as wiring, operation and etc.

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

TELECOMMUNICATION TRAINER ED-2960

• 7 experimental modules with a mainframe console
• Harmonic Analysis and Superheterodyne Receiver experiments
• PCM(TDM), Sample Hold, and Delta Modulation experiments

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