Delta Modulator

Delta Modulator

736041

For the investigation of linear and adaptive delta modulation for signal frequencies in the telephony range. The delta modulator consists of:

Comparator
shift register
compressor
integrators
PAM modulator
clock generator

Input voltage: 0...20 V_pp
Coding: 1 bit
Process: Linear delta modulation (LDM), pulse amplitude ± 2 V;
Adaptive digital controlled delta modulation (DCDM), pulse amplitude approx. ± 0.5 V...± 10 V
Sampling: 10 kHz...100 kHz
Output signal: bipolar in RZ format
Supply voltage: ± 15 V DC

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