Comparison
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DRO-350 |
DRO-375 |
DRO-550 |
Hardware |
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| Axes | 3 | 3 | 3 (5 w/ LCD-220) |
| Scales | 3 | 3 | 5 |
| Edge Finder | 1 (shared) | 2 | 2 |
| Tach | 1 (shared) | 2 | 2 |
| Beeper |
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| SD Card |
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| LCD-200 |
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| USB |
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| RS-232 |
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| Aux 5V |
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| Expansion I/O |
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| Efficiency | 25% (hot) | 85% (cool) | 85% (cool) |
Processor |
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| Speed | 20 MHz | 50Mhz | 50Mhz |
| Processor | 8 bit | 32 bit | 32 bit |
| Program | 8KB | 256KB | 256KB |
| Memory | 0.3KB | 64KB | 32KB |
| Registers | 1 | 16 | 16 |
Display |
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| Precision | 3.5 digits | 4.5 digits | 4.5 digits |
| Math | 24 bit fixed | 64 bit floating | 64 bit floating |
| Rounding |
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Scales |
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| 24 bit |
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| iGaging |
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| BIN6 |
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| BCD7 |
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| Quadrature |
(w/ QCC-100) |
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| Filter | simple | advanced | advanced |
| Auto-detect |
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| Jitter | high | low | very low |
Functions |
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| Lathe+Mill | (separate) |
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| PC Control |
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| Macros |
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| Diameter |
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| Centerline |
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| Bolthole |
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| Tool offsets |
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| Vectoring |
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| Summing |
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| Fractions |
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| Zero Warn |
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| LEC |
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| Feed Rate |
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| Grids |
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| Workspaces |
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| Radius |
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| Calculator |
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