The GE DS200DSPCH1A (also designated by its fully functional revision part number DS200DSPCH1ADA, or DSPC board) is a Digital Signal Processor (DSP) Drive Control Board manufactured by General Electric.
While primarily designed for GE Innovation Series / Mark V LM drive controllers and EX2000 excitation systems, the DS200 series boards are also widely integrated into GE Speedtronic Mark V and legacy Mark VI / Mark VIe industrial drive cabinet interface racks.
Part Number Breakdown & Revision Coding
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DS200: Standard GE Speedtronic / Drive Control board form factor (rack/subrack plug-in card).
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DSPC: Digital Signal Processor Board functional acronym.
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H1: Group 1 High-Performance Functional Configuration.
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A: Base artwork revision.
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ADA: Board revision designation:
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A = First Functional Revision
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D = Conformal Coating applied for heavy industrial protection
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A = Third Artwork / Component Revision level
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Technical Specifications
| Parameter | Specification |
| Manufacturer | General Electric (GE Power / GE Vernova) |
| System Compatibility | Innovation Series Drives, EX2000, Speedtronic Mark V / VI |
| Part Number | DS200DSPCH1A / DS200DSPCH1ADA |
| Board Acronym | DSPC (DSP Drive Controller Board) |
| Processor Architecture | Onboard High-Speed Texas Instruments Digital Signal Processor (DSP) |
| Co-Processors | ASIC / FPGA logic arrays for motor firing sequence timing |
| Conformal Coating | Yes (Indicated by suffix “D” in DS200DSPCH1ADA) |
| Diagnostic Displays | Onboard 7-Segment Status LED display & Status Indicators |
| Operating Temperature | -30°C to +65°C (-22°F to +149°F) |
Core Features & Operating Capabilities
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Microsecond Motor & Drive Calculations: Executes real-time vector control, flux calculations, and pulse-width modulation (PWM) firing sequences for large industrial drives and exciter bridges.
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Onboard Diagnostic Display: Features a integrated 7-segment numerical LED readout and multiple status LEDs (Run, Fault, Bus Activity) for rapid local troubleshooting without connecting software tools.
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Conformal Coating Protection: The ADA version features a protective conformal coating (the “D” revision code) to safeguard surface-mount ICs against airborne contaminants, moisture, and chemical vapors in turbine halls.
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High-Density Connector Interfaces: Equipped with multiple pin headers and card-edge connectors to interface directly with gate distribution boards, land cards, and backplanes.
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Flash Memory & Parameter Storage: Stores drive configuration parameters, speed loop gains, and diagnostic error event logs.
Related GE Drive & Speedtronic Components
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DS200DSPCH1B / DS200DSPCH2A — Secondary revision variants of the DSPC board.
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DS200SDCCG1A — Drive Control Card for GE Innovation/DC2000 drive chassis.
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DS200TBQAG1A — Terminal Board for field control wiring.
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IS220PTURH1A — Mark VIe Turbine Specific I/O Pack.
