EXPERIMENTS

• PAM
• 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
• PTM
• 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
• PCM
• 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
• PCM
• To Understand the Successive Approximation-type A/D Conversion System
• To Understand PCM Signal Transmission Methods
• PCM
• 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
• LDM
• 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
• ADM
• 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