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

MICROPROCESSOR COMBO ED-4512

• Mountable 5 type of MCU(8051,PIC, Atmega128, Atmega8535, Upd78f0547)
• Practice of various communications such as RS-232 USB and Ethernet
• Practice from basic I/O exercises to sensor application exercises with 5 MCU’s
• Possible of various practice by using of Bread Board and I/O Expansion Port
• Storage of sensor data display and Excel data using UI(LabVIEW)

4-AXIS SCARA ROBOT TRAINER ED-HS4

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

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

BASIC ELECTRICITY & ELECTRONICS TRAINER ED-2000E

• 14 experimental boards with mounting rack and storage cabinet
• Analysis of DC and AC circuits
• Electromagnetics experiments

SCR TRAINER ED-5060

• SCR characteristics
• Rectifier and phase control
• Trigger and gate control
• Motor speed control

MOTOR / GENERATOR TRAINER UNIT MG-5216

• RIM’s no-load power factor and load power factor
• Load characteristics of separately excited DC shunt-wound generator
• No-load saturation characteristics of generator
• DC shunt-wound generator’s loss and power factor

EMBEDDED BASED HOME NETWORK TRAINER ED-5967

• Home network control in liaison with Embedded PXA 255/270/272/320
• Power line communication and ZigBee modules with Multi Port in use together
• Embedded

MICROPROCESSOR COMBO II ED-4513

• Mountable 5pieces MCU(8051,PIC, ATmega128, ATmega8535, upd78F0547)
• Practice of various communications such as RS-232 USB and Ethernet
• SoC experiments using the default FPGA (EP1C4F324)
• Storage of sensor data display and excel data using UI(LabVIEW)

LOGIC TRAINER ED-1100A

• Unique logic cards(TTL/CMOS)
• Internal pulse outputs
• 3-stage Logic Monitor
• BCD indication

REFRIGERATION & AIR CONDITIONING DEMONSTRATOR ED-5820/ED-5840

• Easy-to-use demonstarator for principles of refrigeration/airconditioning
• Motor Compressor : Pison type
• Trouble shooting for pipe leakage