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

PULSE/DIGITAL COMMUNICATION TRAINER ED-2920

• 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

ED PSA-3000 SPECTRUM ANALYZER 9 KHZ..3 GHZ

• 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

6-AXIS MULTI JOINT ROBOT TRAINER ED-VP6

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

STEPPING MOTOR TRAINER ED-4301

• Graphical display of functonal block diagram on the system suface
• Real-time monitoring and control by PC Control Program
• LM Guide and Rotary Encoder for position control
• Displays moving distance and angle data using LCD

DC MOTOR/ GENERATOR MG-5211

• Load characteristics of DC compound motor
• Cumulative compound and differential compound characteristics
• Generator’s rotating speed and output characteristics
• Loss and efficiency of DC compound generator

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)

PULSE CIRCUIT TRAINER ED-6400

• Modular system with experimental rack
• Pulse Generation, synthesis and conversion
• Built-in signal source and DC power supply

FLUID PROCESS CONTROL TRAINER ED-FPC

• Control of pressure, flow, level and temperature which are essential for process control
• Capable of stand-alone control and mixed combination in various types
• Real-time measurement and monitoring using data collection and signal conditioning
• Measurement of flow’s status and gain of the controlled data

ELECTRONICS DEMONSTRATION SYSTEM ED-2300

• 24 Experimental Boards in two sections : (A) Semiconductor and (B) Electronic Circuit
• Experimental Board rack and board storage cabinet

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