The Rohde & Schwarz NGSM32/10 is a programmable DC power supply with integrated arbitrary function generator designed for automotive, mobile radio, and production testing environments. It delivers stable, precise power across dual voltage ranges with exceptional accuracy and minimal ripple, while simulating real-world electrical conditions including startup transients and load-dependent voltage drops.
Technical Specifications
Voltage and Current Delivery
• Dual voltage ranges: 0 V to 18 V and 0 V to 32 V
• 18 V range: 10 A continuous, 20 A short-term (5 min), up to 30 A pulse
• 32 V range: 5 A continuous, 10 A short-term (5 min)
• Voltage setting resolution: 10 mV
• Output ripple: <0.01%
Accuracy and Stability
• Deviation from full scale: <0.4%
• Deviation with ±10% AC supply variation: <0.01%
• Temperature coefficient (0°C to 45°C): <0.02%/°C
Arbitrary Function Generation
• Up to 60 reference values per voltage range
• Programmable pulse durations: 1 ms to 4 s
• DIN 40839 startup curve simulation
• Triangle and rectangle waveform generation
• Automotive voltage drop emulation
– Key Features
• Six storable settings per voltage range with instant recall
• Selectable constant-current mode or automatic DUT shutdown
• Polarity-protected sensing lines
• Output enable/disable key prevents erroneous supply activation
• Acoustic alarm signaling and mode transition indication
• Large display with intuitive control layout
• Compact form factor—half 19" width unit footprint
• Optional 19" rack mount adapter (3 HU height)
– Typical Applications
• Automotive component testing: motor startup simulation, central locking, ABS systems, 42 V power net validation
• Mobile radio RF immunity testing with standby current measurement
• Car audio amplifier and accessory load testing up to 20 A
• Electronic device production and development verification
– Compatibility & Integration
• RS-232-C serial interface (optional)
• IEC/IEEE Bus (GPIB) interface (optional)
