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Deyin GD-80 A4 Thermal Printer User Manual

January 5, 2026
Deyin GD-80 A4 Thermal Printer Product specification Product model  GD-80 Printing mode  Row heat sensitive Printing speed  10 mm/s (max) Input power sv 2A Machine size 275 x65 x 49…

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Deyin ADSP-21489 DSP Digital Audio Processor User Manual

ADSP-21489 • 1 PDF • October 19, 2026
Comprehensive instruction manual for the Deyin ADSP-21489 DSP digital audio processor, covering setup, operation, specifications, and troubleshooting for professional audio applications.