Unit provides experimentation in Adaptive delta modulation & demodulation
MODE : Adaptive Delta Modulation (CVSD).
SOURCE : On board sync. Sine wave
1 KHz, 0.5 KHz with variable amplitude
SAMPLING FREQ. : 8 KHz & 16 KHz
FILTERS : 4th order Butter Worth L P with 3.4 KHz cut-off
TEST POINTS & CONNECTIVITY : 2 mm sockets with stackable patch chords.
POWER SUPPLY : + 5 V & +/- 12 V