Pulse Code Modulation/Demodulation

FEATURES

• In-built sine wave generator
• Test points to study different waveforms
• In-built DC Power supply

TECHNICAL SPECIFICATION:

• Sine wave Generator : Frequency : 1 KHz, Amplitude : 0 to 3Vpp
• DC Voltage : -1.5 V to +1.5V
• Clock Generator : Crystal based, 4.096MHz
• Data rate : 64 kbps (for 8 KHz sampling rate)128kbps (for 16 KHz sampling rate)
• ADC and DAC bits : 8
• Demodulator filter type : Butterworth low pass filter
• Filter type : 6th
• Filter cut-off frequency : 3.4 KHz
• Mic Pre-amplifier : Transistor based
• Companding range : -80dBm to +20dbm
• Switched faults : 4
• Test points : 35
• Fuse : 30V, 100mV
• DC Supply : ±5V, ±12V
• System Bandwidth : 3.4 KHz