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

PORTABLE SIEMENS PLC TRAINER ED-4260SP

• Comprehensive experiments on PLC, Inverter, Touch Panel and Sensor
• Various programming experiments including digital numeric value
• Aluminum case structure for convenient storage and mobility
• Built-in DC power supply as part of system for handy practices
• All-in-one training system which comes with the inverter and touch panel

INTELLIGENT ROBOT DEVELOPMENT KIT ED-7273

• Obstacle avoidance and autonomous traveling using eight ultrasonic sensors
• Various types of robot configuration by combining each module
• Remote control by the controller
• Precise operation by DC Servo Motor
• Flow chart based programming software

WOUND-ROTOR INDUCTION MOTOR/ DC GENERATOR MG-5213

• Load characteristics of shunt-wound and compound generators
• Generator’s speed and output by winding type
• Loss and efficiency comparisons by winding type

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

DC SERVO MOTOR TRAINER ED-4302

• Display of the rotational speed and angle data using LCD
• PC control and waveform output functions
• Portable type with Aluminum Carrying Case

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

ANALIZOR SPECTRAL RF 9 KHZ..6.2GHZ ED PSA-6000

• High-performance digital synthesizer method
• Wide Frequency Coverage : 9 kHz ~ 6.2 GHz
• Superior Resolution : Minimum 1 Hz
• Compact & Portable size
• Wide Input Dynamic Range : -105 ~ 20 dBm
• Various and Convenient Interfaces : USB, LAN

FLEXIBLE MANUFACTURING SYSTEM ED-FMS1

• Stores at the cell designated by crane
• Stores according to color and materials
• Selecting and taking at the time of cell is full

SYNCHRONOUS MOTOR(3-PHASE)/DC GENERATOR MG-5215

• Start and Sync characteristics of synchronous motor
• V-curve characteristics of synchronous motor
• Synchronous motor’s loss and efficiency
• Load characteristics of self-excited shunt-wound generator

SIEMENS SIMATIC STEP7-300 MODULAR PLC TRAINER ED-4260S

• SIMATIC STEP7-300 PLC programming and execution
• Modularization of the devices dssential for PLC I/O commands
• Experiments for basic command and various application program
• Binary data experiments with 4digits digital switch and display unit
• Customizable for various types of STEP7-300 series CPU