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US Digital has released its latest encoder interface device, the QSB (Quadrature to USB) adapter, which allows easy interface of standard quadrature encoder signals into a PC USB port.

Single-ended (QSB-S) or differential (QSB-D) encoder versions are available.

The QSB-M version supports single-ended encoder input, digital I/O and step/direction motion-control output.

Each QSB comes with full-featured demonstration software and source code at no additional cost.

Features include: USB bus power for encoder; field-upgradeable firmware; reads quadrature, PWM and analogue encoder signals; motor step/direction control output option; and RoHS compliant.

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