QDCM2100D Gradient Amplifier
The QDCM2100D Gradient Amplifier from Performance Controls, Inc. (PCI) is a three-axis pulse width modulated amplifier system. It is rated at 2100 V / 900 Apk / 375 ARMS / 60 kW and offers unrivaled power for the industry’s most precise and demanding gradient control applications. The QDCM2100D’s exceptionally low output noise, high bandwidth and rock-solid stability make it ideally suited for demanding power amplifier tasks found in laboratory and medical applications.
PCI’s new D-SERIES™ technology makes its debut with the QDCM2100D; it is the foundation for many new powerful features. Coupled with PCI’s new InSight™ software toolkit, D-SERIES™ technology gives systems engineers, sequence developers, and field service technicians unprecedented insight and capability for maximizing system performance, lowering overall system costs, and ensuring maximum system uptime.
3-Axis 900A Precision Gradient Amplifier System
2100 VDC High-Performance Power Supply
100% Digital D-SERIES™ Technology
Hi-Speed, Single Fiber Digital Command
Rear Panel Utility Access

Applications
The QDCM2100D Gradient Amplifier can be used in these and other applications:
- MRI magnetic field gradient control
- Particle beam magnetic steering control
- Any inductive load requiring precise control of large currents across a wide frequency range
Features and Benefits
D-SERIES™ Technology
100% digital amplifier architecture, enabling: Power Utilization Monitor, Advanced System Diagnostics, Integrated Digital Storage Oscilloscope, Sequence Development Assistant, and others.
Hi-Speed Fiber Digital Command
Single high-speed fiber-optic cable for all 3 axes of command and synchronization. Delivers maximum performance, economy, flexibility, and ease of system integration.
Digitally Adjustable Current Command Delay
User-selectable high-resolution command delay offers independent control for each axis; delay up to 40 usec with 40 nsec delay resolution.
InSight™ Software Toolkit
Single, easy-to-use graphical user interface for all amplifier functions.