GENERAL DESCRIPTION
The NIDEM is a dedicated device providing a DQPSK (Differential Quadrature Phase Shift Keying) demodulator for a NICAM-728 system.

FEATURES
• 5 V supplies for analog and digital circuitry
• Low cost application
• Improved noise behaviour
• Limiting amplifier for QPSK input
• Suitable with PAL B, G and I NICAM-728 systems.

APPLICATIONS
• NICAM-728 systems.