Adaptive Delta Modulation & Demodulation

Adaptive Delta Modulation & Demodulation

Adaptive Delta Modulation & Demodulation

SALIENT FEATURES

• Both Transmitter & Receiver on same board
• Clock generation from crystal
• 4 switch selectable sampling rates
• On – Board Generators at 4 different frequencies (Synchronized)
• Separate Adjustable DC Level
• Selectable integrator gain setting (by switch or control circuit)
• On – Board 4th order butter worth L.P. Filter
• Unipoar to Bipolar conversion On – Board

TECHNICAL SPECIFICATIONS

• Crystal Frequency : 4.096 MHz
• Sampling Frequencies : 32 KHz, 64KHz, 128KHz, 256KHz, (switch selectable)
• On – Board Generator : Synchronized & Adjustable Amplitude Sine wave Generator at 250Hz, 500 Hz, 1KHz, 2KHz, Separate variable D.C. Level
• Integrator : 4 Integrator gain setting norm, X 2 X 4 X 8
• LP Filters : 4th order Butterworth (3.4 KHz cut off frequency)
• Test Points : More than 55
• Interconnections : 2/4 mm socket
• Cabinet : Enclosed in ABS plastic cabinet with detachable cover
• Power : 220V AC ±10%, 50/60Hz mains operated
• Accessories : Set of Patch Cords, User’s manual